Instruction/ maintenance manual of the product 4104GL HP (Hewlett-Packard)
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S w itch 2 600 Ser ies S w itch 2 600-PWR Ser ie s S w itch 2 800 Ser ies S w itch 4100 Se ri es S w itch 6108 Management and Conf igur ation Gui de w w w .
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HP ProCurve Switch 2600 Series Switch 2600-PWR Series Switch 2800 Series Switch 4100gl Series Switch 6108 Management and Configuration Guide October 2004.
© Copyr i ght 2000-2004 Hewlett-Pa ckar d Development Company , L.P . Th e infor m ation contained herein is subject to chang e with- out notice. Publication Number 5 990-602 3 October 2004 Applicabl.
Contents 1 G etting Started Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3 Using the Menu Interface Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
St arti ng an HP Web Browser In terface S e ssi on with the Switch . . . . . . . . 5-4 Using a S t an da lone Web Brow ser in a PC or UNIX Worksta t io n . . . . 5- 4 Using HP ProCurv e Manager (PCM) or HP P r oCurve Man age r P lus (PCM+) . . . . . .
Using Primary and Seco ndary Flash Image Options . . . . . . . . . . . . . . . . . 6-12 Displaying the Current Fla s h Image Data . . . . . . . . . . . . . . . . . . . . . . 6-12 Switch Software Downloa ds . . . . . . . . . . . . . . . . . . . . . . .
Operating Rules for IP Preserve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-16 9 T ime Protocols Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1 Overview . . .
CLI: Viewing Po rt St atu s and Configu r in g Port Parameters . . . . . . . 10-7 Using the CLI To View P o rt Status . . . . . . . . . . . . . . . . . . . . . . . . 10-8 Using the CLI To Configure P o rts . . . . . . . . . . . . . . . . . . . . . . .
11 Power Ove r Et hernet (PoE ) Operation for the Series 2600-PWR Switches Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1 Applicable Switch Models . . . . . . . . . . . . . . .
Trunk Con fig urati o n Method s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-5 Menu: Viewing and Co nfiguring a Stati c Trunk Group . . . . . . . . . . . 12-10 CLI : Viewing and Configu r in g a Stati c or Dynamic Port Tr un k Group .
General CDP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-27 Outgoing Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-27 Incoming CDP Packets . . . . . . . . . . . . .
Using HP P C M+ to Update Switch Software . . . . . . . . . . . . . . . . . . . A-16 Troubleshooting TFTP Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-17 Transferring Switch Co nfigurations . . . . . . . . . . . . . . . . . .
VLAN Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-21 Web Browser Interface Status Information . . . . . . . . . . . . . . . . . . . . B-23 Port and Static Trun k M oni to ring Fe atures . . . . . . . .
Diagnostic Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-34 Port Auto-Negotiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-34 Ping and Link T e sts . . . . . . .
1 Getting Started Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 About the Feature Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Conventions .
Getting Starte d Introduction Introduction This Man a gement and Con f iguration Guide is intended to supp ort th e following swi t ches: ■ HP ProCurv e Series 2 600 ■ HP ProCurv e Series 2 600-PW.
Getting Started Conventions Conventions Thi s guide use s the following co nve n ti on s fo r comman d synt ax and displ a yed informa tion. Command Syntax Statements Synt ax: a aa port-ac cess authen.
Getting Starte d Port Identity Con v ention for Examples Screen Simulations Figures contain ing simulat ed scr e en t e xt and command output look like t his: Figure 1-1. Exampl e of a Figu re Showing a Simulated Screen In some cases, brief comman d- outpu t sequences appear outside of a num- bered figure.
Getting Started Related Publications Advanced T r affi c Management Gui d e. Us e th e Advanced T r affic Man- agement G u ide for informati o n on: ■ VLANs: Stati c port- b ased and p r otocol VL ANs, and dynami c GVRP VLANs ■ Mul t icast tra f fic control (IG M P) ■ Spanning-T ree: 802.
Getting Starte d Getting Documentation From the Web Getting Documentation From the W eb 1. Go to the HP ProCurve websi t e at htt p :// www .hp.com/go / hpprocurve 2. Click on technical supp ort . 3. Click on manual s . 4. Click on the pr oduct for whi ch you w a nt to view or do wnl o ad a manual .
Getting Started Sources for Mo re Information Sources for More Information ■ If y o u need i n formation on specifi c parameters i n the me nu interface, ref er to th e on line help pr ovi d ed in the in terface. For e x ample: Online Help for Menu Figure 1-3.
Getting Starte d Need Only a Quick Start? Need Only a Quick Start? IP Addressing If yo u just want to give th e swi t ch an IP address so that it can co mmunic a te on your net w ork, o r if yo u are not u s ing VLANs, HP recommends that you use th e Sw it ch S e tup screen to qui c kly conf igur e IP addressi ng.
2 Selecting a Management Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Und ers tanding Management Inte rface s . . . . . . . . . . . . . . . . . . . . . . . .
Selecting a Management Interface Overview Overview Thi s chapter describes the foll owing: ■ Switch manag e ment interface s ■ Advantages of using each interface type Understanding Management Interfaces Management interfaces ena ble you to re configure the switch and to monitor swi t ch status and performance.
Selecting a M anagement Interface Advantages of Using the Menu Interface T o use HP ProCur ve M a nager or HP Pro C urv e Ma nag er Pl us, refer to the Getting Start e d Guide an d the Administrator ’ s Gui de , whi c h are av aila bl e ele c tronically w i th the software for thes e appl ic ations.
Selecting a Management Interface Advantages of Using the CLI ■ Offers out-of -ba n d a c cess (throug h the RS-232 conne ction) to th e switch, so net w or k b ottlene cks, crashes, l ack of configur ed or correct IP address, and network downti me do not slow or prevent access ■ Enables T eln et (in-band) access to th e menu f unct ion ali ty .
Selecting a M anagement Interface Advantages of Using the HP Web Browser Interface ■ For informati on on indivi du al CLI com m ands, refe r to the Index or to th e online He lp pr ovided i n th e CL I in terface . Advantages of Using the HP W eb Browser Interface Figure 2-3.
Selecting a Management Interface Advantages of Using HP ProCurve M anager or HP ProCurve Manager Plus ■ Display o f a cce p t able ran g es o f values av aila ble in configu r at i on list b oxes Ad.
Selecting a M anagement Interface Advantages of Using HP ProCurve Manager or HP ProCurve Manager Plus PCM and PCM+ ena ble greater control, uptime, and perform anc e i n your network : ■ Featu r es .
Selecting a Management Interface Advantages of Using HP ProCurve M anager or HP ProCurve Manager Plus • Device Softw are Updates: This feature automatic a lly obtai n s new devic e software i ma ges from HP and updates devices, al lowing users to do wnload the l a test versi on or ch oo se t he desired v e rsion.
3 Using the Menu Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Starting and Ending a Menu Session . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Using the Menu Interfa ce Overview Overview Thi s chapter describes the foll owing: ■ Overview of the Menu Interface ■ Starting an d ending a Menu session (page 3-3)) ■ The Mai n Menu (page 3-7 .
Using the Menu Interface Starting and Ending a Menu Session Not e If the switch has neither a Manag er nor an Operator password, anyone having access to the console i n terface can ope r ate the console with full manager privilege s .
Using the Menu Interfa ce Starting and Ending a M enu Session How T o Start a Menu Interface Session In its factory default configurati o n, th e switch consol e starts w i th the CLI prompt. T o use the menu interface w i th Manag e r privile ges, go to the Manager le vel promp t and ent e r t he menu command .
Using the Menu Interface Starting and Ending a Menu Session Figure 3-1. The Main Men u w ith Manage r Pri v ileg es For a de script i on o f Mai n Menu fe atures, s e e “Main Menu Fe atures” on page 3-7 ).
Using the Menu Interfa ce Starting and Ending a M enu Session As ter i sk indicate s a c onfi guration chang e that requir es a reboo t to activate. Figure 3-2.
Using the Menu Interface Main Menu Features Main Menu Features Figure 3-3. The Main Men u Vi ew with Manager Privi l eg es The Mai n Menu giv e s you access to the se Menu interface features: ■ Sta .
Using the Menu Interfa ce Main Men u Featu r es ■ Comman d Line (CLI): Selec t s the Command Line Interface at the same lev e l (Manager or Operator) that y ou are accessing i n the Menu interface . (See chapter 4, “Using the Co mman d Line I n terf ace ( CLI)” .
Using the Menu Interface Screen Struc t ure and Navig a tion Screen Structure and Navigation Menu interface screens incl ude these three e l ements: ■ Pa ram eter fi elds and/or read -onl y informat.
Using the Menu Interfa ce Screen Struc t ure and Navig a tion T able 3-1. How T o Navig a te in t he Menu Int e rface T ask: A ction s: Execute an actio n Use either of the following methods: from the.
Using the Menu Interface Screen Struc t ure and Navig a tion T o get Help on i n dividua l pa rameter descripti o ns. In most screens there is a Help option in the Actions line. Whenever a ny of the items in the Actions line is highlig hted, pre ss [H ] , and a separate help scree n is displayed.
Using the Menu Interfa ce Rebooting the Switch Rebooting the Switch Rebooting the switch fr om the me nu interface ■ T ermin ates al l current sessions and performs a reset of the operating system .
Using the Menu Interface Rebooting the Switch Rebooting T o Ac tiv a te Configuration Chang es. Configuration changes for most parameters in the menu inte rface become effectiv e as soon as you save the m . However , you must reboot the swi t ch in orde r to implement a change in the M aximum VLANs to support paramete r .
Using the Menu Interfa ce Menu Features List Menu Features List Status and Count ers • G eneral System Information • S witch Management Add r ess I nf o rmatio n • Por t Status • Por t Counter.
Using the Menu Interface Whe r e To Go Fro m Here Where T o Go From Here Thi s chapter provide s a n overview of the m e nu interface and ho w to use it . Th e follow in g t abl e i ndi cates where t o tur n for det ailed info rmatio n on how to use the individual features av ai lable th r ough the menu interface.
Using the Menu Interfa ce Where To Go From Here — Th is page is intentionally unuse d. — 3-16.
4 Using the Command Line Interface (CLI) Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Accessing the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Using the Comman d Line Interface (CLI) Overview Overview The CLI is a text-based command interf ace for configuring an d m o nitoring th e swi t ch. The CLI give s yo u access to the switc h’ s full set of commands whil e pr ovi din g t h e same password pr otecti on th at is used in th e web bro w ser interface an d the menu in terface.
Using the Comman d Line Interface (CLI) Using th e CLI St artu p Config file in non-vo latile memory . If you reboot the swi t ch wi t hou t first usi ng wr ite memory , a ll changes ma de sinc e the l a st r eb oot or write memo ry (whichever is l ater) will be lost.
Using the Comman d Line Interface (CLI) Using the CLI Caution HP strongly recom m ends that yo u configure a Manager password . If a Man- ager password is no t confi g ured , th en th e M a nag e r le.
Using the Comman d Line Interface (CLI) Using th e CLI Manager Privileges Manag e r pri v ileges give you three a d ditiona l l eve ls of access: Manager , Global Con fig uration, and Cont ext Conf igur ati on. (See figure .) A " # " ch ar ac ter delimits an y Manager prom pt .
Using the Comman d Line Interface (CLI) Using the CLI Changing Interfaces. If you change from the CLI to the menu in terfa ce, or the rev e rse, y o u will remai n at the same privi l ege lev e l. For example, en tering th e men u command from the Operator l eve l of the CLI takes yo u to th e Operator privilege lev e l in the menu int e rfa ce.
Using the Comman d Line Interface (CLI) Using th e CLI How T o Move Between Levels Change in Levels Example of Prompt, Command, and Result Operator level to Manager level Manager level to Global confi.
Using the Comman d Line Interface (CLI) Using the CLI For example, if you use the menu interf ace to c o nfi g ure an IP address of “ X ” fo r VL AN 1 and later use the CLI t o co nfigure a different IP address of “ Y ” for VLAN 1, then “ Y ” replaces “ X ” as the IP address for VLAN 1 in the running - config file.
Using the Comman d Line Interface (CLI) Using th e CLI T y ping ? at the Manage r level produces this listing: W hen - - MORE - - appears, use the Spa ce ba r or [Re t urn] to li st additional commands. Figure 4-4. Exampl e of the Manage r - Level Command Listin g When - - M O RE - - appears, there are more comma nds in the listing.
Using the Comman d Line Interface (CLI) Using the CLI telnet termina l HPswitch(config)# t As mentioned above, if you type part of a command word and press [T ab] , the CLI completes the curre nt wo rd (if you have type d enou gh of the wo rd for the CLI to disti n gui sh it from other possi bilitie s), i n clud ing hyphenated exten- sions.
Using the Comman d Line Interface (CLI) Using th e CLI Listing Comman d Options. Y ou can use the CLI to remind you of th e options available for a comma nd by en tering command k eyword s fo llowe d by ? .
Using the Comman d Line Interface (CLI) Using the CLI Figure 4-6. Exampl e of Con t ext-Sensi tive Comman d -Li s t Help Displaying Help for an Indivi dua l Co mmand.
Using the Comman d Line Interface (CLI) Using th e CLI Figure 4-8. Exampl e of Hel p for a Spe c ific Instance of a Command Note tha t trying to list the hel p for an individual command from a pri v ilege lev e l that doe s not includ e that command resul t s in an error messag e .
Using the Comman d Line Interface (CLI) Using the CLI HPswitch(eth-C5-C8)#? Lists the commands you can use in the port or static HPswitch(eth-C5-C8)#? trunk context, plus the Manage r, Opera to r, and context commands you can execute at this level.
Using the Comman d Line Interface (CLI) Using th e CLI VLAN Con t ext . Includes VLAN-specific command s that apply onl y to the sel e cted VLAN, plus Manager and Op erator commands. The pr omp t fo r this mode i n cludes the VLAN I D of the sel ected VLAN.
Using the Comman d Line Interface (CLI) CLI Control and Editing CLI Control and Editing Key s trokes Function [Ctrl ] [A ] Jumps to the first character of the command line. [Ctrl ] [B ] or [<] Moves the cursor back one character . [Ctrl ] [C ] T e rminates a task and display s th e command promp t.
5 Using the HP W e b Browser Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 General Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Using the HP Web Browser Interfa ce Overview Overview The H P web br owser i nte rf ace bui lt into the switch le ts you easily ac ce ss th e switch f r om a browser -ba sed PC o n you r networ k.
Using the HP Web Browser Interface Genera l Features General Features The switch includes these w e b browser interface features: Swit ch Configu r at i on: • Ports • V LAN s an d Primary VLAN •.
Using the HP Web Browser Interfa ce Starting an HP Web Browser Interface Session with the Switch Starting an HP W e b Browser Interface Session with the Switch Y ou can sta r t a web browser sessi on .
Using the HP Web Browser Interface Startin g an HP Web Browser Interface Session with the Switch Using HP ProCurve Manage r (PCM) or HP ProCurve Manager Plus (PCM+) HP ProCurv e Manag e r and HP ProCurve Manag er Plus are designed for in stal la tion on a net w or k m ana gement workstation.
Using the HP Web Browser Interfa ce Starting an HP Web Browser Interface Session with the Switch Aler t Log Fir s t-T ime Install Aler t Figure 5-1. Exampl e of Sta t us Overview Scre en Not e The a bove scre en a ppe ar s somewhat differen t i f the swi t ch is configur ed as a sta c k Comma n der .
Using the HP Web Browser Interface Tasks for Your First HP Web Browser Interface Session T a sks for Y o ur First HP W e b Browser Interface Session The f irs t time you access th e web bro w ser inte.
Using the HP Web Browser Interfa ce Tasks for Your First HP Web Browser Interface Session Thi s window is t h e launch ing point f o r the ba sic configur ation you need to perfo rm to set w e b b r o.
Using the HP Web Browser Interface Tasks for Your First HP Web Browser Interface Session Figure 5-3. The Device Passwords Win dow T o set the passwords: 1.
Using the HP Web Browser Interfa ce Tasks for Your First HP Web Browser Interface Session Not e Passwo r ds yo u a s sign in the w e b b r ow ser inte rface will overw r ite p r eviou s passwords assig ned in either the we b browser in terface, the Command Prompt, or the swi t ch console .
Using the HP Web Browser Interface Tasks for Your First HP Web Browser Interface Session If Y o u Lose a Pass wor d If you lose the pas s wor d s, you can clear them by pressing the Clear button on the fro nt of the switch . This action deletes all password and user name protecti on from all of the switch’ s interfaces .
Using the HP Web Browser Interfa ce Support/Mgmt URLs Featur e Support/Mgmt URLs Feature Th e Support/ M gmt URLs window enabl es yo u to change the W orld Wi de W eb Universal Resource Lo cator (URL).
Using the HP Web Browser Interface Support/Mgmt URLs Feature Support URL This is the site that th e swit ch accesses w h en y o u click on the Su pport tab on the web browser in terface. The default URL is: htt p :// www .hp.com/go / procurve which is the W o rl d W i de W e b si te for Hew l ett-Packard’ s network ing product s.
Using the HP Web Browser Interfa ce Support/Mgmt URLs Featur e In th e de fault config ura tio n , the swi t ch use s the URL fo r acce ssing the web brows er in terf ace h elp files on the HP ProCurve o rl d Wi de W eb site .
Using the HP Web Browser Interface Status Reporting Features Status Reporting Features Bro w ser e l emen ts covere d in this section incl ude: ■ Th e Overvi ew window (bel ow ) ■ Port utilization.
Using the HP Web Browser Interfa ce Status Reporting Features The Port Utilization and Status Displays The Po rt Utiliza t io n an d Status d i sp lays show an overv i ew of the sta t us of the switch and the amount of ne two r k act i vi ty on eac h port.
Using the HP Web Browser Interface Status Reporting Features ■ Maximum Activity Indicat o r: As the bars in the gr aph area change height to reflect the leve l of networ k a c tivit y on the correspon ding port, they leave an outli ne to identify th e maxi mu m activity lev e l t hat ha s been ob served on th e port .
Using the HP Web Browser Interfa ce Status Reporting Features Port Status Port Status Indi ca tors Legend Figure 5-12. The Port Sta t us In dic a tors and Legend The Po rt Statu s in dic ato rs sh ow a sym b ol f o r eac h port that indica te s the general status of the port.
Using the HP Web Browser Interface Status Reporting Features The Alert Log The we b browser interface Alert Log, sh own i n th e lower h a lf of the scre en, shows a list of networ k occurrences, or alerts , that were detected by the swi t ch.
Using the HP Web Browser Interfa ce Status Reporting Features Alert T y pes and Detailed V i ews As of April, 2004, the w e b browser in terface g e nerates the fol l owing alert types: • A uto Part.
Using the HP Web Browser Interface Status Reporting Features Figure 5-14.Exampl e of Ale rt Log Detail V iew 5- 21.
Using the HP Web Browser Interfa ce Status Reporting Features The Status Bar The Status Bar is displayed in the uppe r lef t corner of the web bro w ser interface screen. Figure 5-1 5 shows an expanded view of th e status bar . Status Indicato r Most Critical Aler t D e scr ipt io n Product Name Figure 5-15.
Using the HP Web Browser Interface Status Reporting Features ■ Product Name. The product name of th e swit ch t o whi c h you are con n ect e d i n th e current web br owser interface session . Setting Fault Detection Pol i cy One of the powe r ful feature s in the web brow ser in terface is the Faul t Detection facil i ty .
Using the HP Web Browser Interfa ce Status Reporting Features ■ High Sensi t ivity . This poli cy direct s the swit ch to send a ll alerts to th e Ale rt Log. This setting is most effect i ve on networks that have none or few pr oblems. ■ Med i um Sensitivity .
6 Switch Memory and Configuration Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2 Overview of Configu r at i on File Mana gement . . . . . . . . . . . . . . . . . . . . .
Switch Memory and Configu r atio n Overview Overview Thi s chapter describes: ■ How swi t ch memory ma na ges config ur at i on ch anges ■ How the CLI implements configurat ion changes ■ How the.
Switch Memory and Configuration Overview of Configuration File Managemen t ■ Running Confi g File : Exi s ts in vola tile m emo ry an d cont rols switch op eration. If no configu r at i on changes have been made in th e CLI since th e switch was last booted, t h e runnin g-config file is identical to the startup- config fi le .
Switch Memory and Configu r atio n Overview of Configuration File Management “permanent”. When you are satisfi ed tha t the change is satisfa c tory , you ca n make it permanen t by ex ecut in g t he write memory comma n d.
Switch Memory and Configuration Using the CLI To Implement Configuration Changes Using the CLI T o Implement Configuration Changes The CLI offers the se capabilitie s: ■ Access to th e full set of s.
Switch Memory and Configu r atio n Using the CLI To Implement Configuration Changes 3. Observe the switc h’ s performance wi th th e new parameter set tin gs to veri f y the effect of your chang e s.
Switch Memory and Configuration Using the CLI To Implement Configuration Changes HPswitch(config)# interface e 1 disable HPswitch(config)# boot Device will be rebooted, do you want to continue [y/n]? y Do you want to save current configuration [y/n]? Press [Y ] to continue the r ebo oting process.
Switch Memory and Configu r atio n Using the Men u a nd Web Browser Inte rfaces To Implement Configuration Changes How T o Reset the startup-config and running-config Files to the Factory-Default Confi g ura t ion .
Switch Memory and Configuration Using the Menu and Web Browser Interfaces To Imple ment Configuration Changes Not e The o nly excep ti on to this operati on are two VLAN -relat ed pa ram ete r change s that require a rebo ot —descri b ed u nder “Rebo o ting T o Activate Configurat i on Chang e s” on pag e 6-11 .
Switch Memory and Configu r atio n Using the Men u a nd Web Browser Inte rfaces To Implement Configuration Changes Not e If you reconfigure a pa rame ter in the C L I a n d then go to the menu i n terfa ce without executing a write memor y comma n d, those c h anges are store d only in th e runni ng configurat ion.
Switch Memory and Configuration Using the Menu and Web Browser Interfaces To Imple ment Configuration Changes Rebooting T o Ac tiv a te Configuration Chang es.
Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options Using Primary and Secondary Flash Image Options The switch features tw o flash memory locations fo r stori n g switc h software image fil e s: ■ Pri m ary Flash : Th e defaul t st orage fo r a swi t ch softw a re imag e.
Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options For example, if the swi t ch is using a softw a re versi o n of G. 01.
Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options 1. In this e x ampl e show version indicates the swi t ch has version G . 05. 01 in primar y flash . 2. A fter the boot sy ste m command, show ver s ion ind ica tes that version G.
Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options Local Swi t ch Software Replacement and Removal This section describes co mmands for erasing a soft ware ve rsio n an d copy in g an exis ting software versi o n betw een primary and sec o ndary fla s h.
Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options 1. V e rify that the re is a va lid flash i m a ge in the secondary fla s h loc a tion. The following fig u re indicates that a softwa re im age is pre s ent in secondary fl ash.
Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options T he prompt shows which fla sh l ocation wil l be erased . Figure 6-11.
Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options Booti n g from Pri m ary Fla s h. This command alw ays boots the switch from pr imary fl as h, an d execut es the co mp le te se t of su bs yste m sel f -test s.
Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options Booting from the Current Software V e rsion. Re load reboots the switch from the flash im age on w h ich the switc h is curre n tly running, and saves to the sta r tup-c o nfi g fil e any configurat ion c h anges c u rrent ly in th e run ning- config file.
Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options — Th is page is intentionally unuse d. — 6-20.
7 Interface Access and System Information Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2 Interfac e A ccess: Console/Serial Li nk, Web, and Telnet . . . . . . . . . . .
Interface Access and System Information Overview Overview This chapt e r describes how to: ■ Vi ew and modify the co nfi g ura tio n for swi tch interface a ccess ■ Use the CLI kill comma nd to te.
Interface Access and System Information Interface Access: Console/Se rial Link, Web, an d Telne t Interface Access: Console/Serial Link, W e b, and T e lnet Int e rface Access Features Feature Default.
Interface Access and System Information Interface Access: Console/Se ri al Link, Web, and Telnet Menu: Modifying the Interface Access The menu interface enabl e s you to modify the s e parameters: ■ Inactiv i ty T ime-out ■ I nbound T e lnet Enabled ■ W e b Agent Enabl ed T o Access the Inter f ace Access Parameters: 1.
Interface Access and System Information Interface Access: Console/Se rial Link, Web, an d Telne t CLI: M o difying the Interface Access Int e rface Access Command s Use d in T h is Section show console below [no] telnet-server below [no] web-management page 7-6 console page 7-6 Listing the Curre n t Console/Serial Link Confi gurat ion.
Interface Access and System Information Interface Access: Console/Se ri al Link, Web, and Telnet Outboun d T e lne t to Another Device. Thi s feature operat e s indepen- dently of th e t eln et-serv er sta t us and e nable s you to T e lnet to another devic e that has an IP a d dress.
Interface Access and System Information Interface Access: Console/Se rial Link, Web, an d Telne t For example, to use one comma n d to c o nfi g ure the switch with the fol l owi n g: ■ VT100 opera .
Interface Access and System Information Denying Interface Access by Term inating Remote Management Sessions Denying Interface Access by T e rminating Remote Management Sessions The switch supp ort s up to four management sessions.
Interface Access and System Information System Information System Information Sy ste m Information Fe atures Feature Def ault M enu CLI W eb Sy stem Name switch product name Sy stem Contact n/a Sy ste.
Interface Access and System Information System Information T i me Zone : Th e number o f minutes your t i me zone l o cati on is to the W e st (- ) or East (+) of Coordinate d Universal Time (f orme rly GM T). Th e default 0 means no time zone i s configured .
Interface Access and System Information System Information 3. Ref e r to the online h e lp pro vid ed with this screen fo r furthe r info rmatio n on configu r at ion options for t hese f eat ures. 4. When you have f i nished mak i ng ch anges to the above parameters, press [Enter] , then press [S ] (for S ave ) and return to th e M a in Menu .
Interface Access and System Information System Information Confi gur e a Syste m Name, Con t act, and Location for the Switch. To help di sti n gui sh one switch f r om anot her , configur e a p l ain- langua ge i d ent i ty for the switch.
Interface Access and System Information System Information Reconfigure the Age T i me fo r Learned MAC A d dresses. This co m- mand corresp ond s t o th e MAC Age Interv al in th e menu in terf ace, an d is expressed in seco nds. Syntax : ma c-ag e-time <10 .
Interface Access and System Information System Information W e b: Configuri n g System Parameters In the we b browser interfac e, you can ente r t he following sy stem inf o rmatio n: ■ Syste m Nam e ■ Syste m Lo cati on ■ Syste m Contact For access to the MAC Age Interval an d the T i me parameters, use the menu interface or the CL I.
8 Configuring IP Addressing Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2 IP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Configuring IP Addressing Overview Overview Y ou can configure IP addressing th rou gh all of the switch’ s in terfaces. Y o u ca n also: ■ Easily edit a switch conf iguration fi le to allo w downloading t h e f i le t o mul t iple switches withou t overw r iti ng each swi tc h’ s uniq ue ga teway and VLAN 1 IP addressing.
Configuring IP Addressing IP Configuration IP Configuration IP Confi g uration F e atures Feature D efault M enu CLI W eb IP Address a nd Subnet Mask DHCP/Bootp page 8-5 page 8-7 page 8-11 Multiple IP.
Configuring IP Addressing IP Configuration then the switch uses this gatew ay , e ven if a di fferent gateway is receive d via DHCP or Boot p on th e p rim ary VLAN.
Configuring IP Addressing IP Configuration ■ The IP addressing used in the swi t ch shoul d be com p ati ble wi th you r network . Th at is, th e IP address must be unique and the subnet mask must be appro p riate fo r your IP network .
Configuring IP Addressing IP Configuration For descriptio ns o f the se parame t ers, see the onlin e Help for thi s screen . Be fore usi n g the DHCP/ Bootp opti on, re fer to “DHCP / Bootp Operation” on page 8-12. Figure 8-1. Exampl e of t he I P Serv ice C on fig uration Scree n w itho u t M ul tiple VLANs Conf ig ured 2.
Configuring IP Addressing IP Configuration CLI: Configuring IP Addres s, Gateway , and T i me- T o- Live (TTL) IP Commands Used i n This Se cti on show ip page 8-7 vlan <vlan-id> ip page 8-8 address ip default-gateway page 8-11 ip ttl page 8-11 V i ewing the Current IP Con f igurati o n.
Configuring IP Addressing IP Configuration Figure 8-3. Exampl e of Sho w I P Listing with Non - Default IP Addressing Configure d Confi gur e an IP Address a n d Subnet Mask. The follow i ng command in cludes both th e IP address and t h e subnet mask.
Configuring IP Addressing IP Configuration Co nf igure Multi ple IP A ddre sse s on a VLAN (Multinetting). Y ou can con fig ure o n e primary I P ad dress p er VLAN and u p to seven secondary I P addresses for the same VLA N . That is, th e swi t ch ena bl es you to assig n up to eigh t networks to a VLAN.
Configuring IP Addressing IP Configuration If yo u then wa nted to mu lti net the defau lt VLAN, you w o ul d d o the f ollowi n g: The secondary IP address es in a VL AN are l i sted immediately after th e primary IP address for t he VL AN . Figure 8-5.
Configuring IP Addressing IP Configuration Configure the Optional Default Gateway . Usi n g the Global conf igura - tion level, y o u c a n a ssign one default g a teway to the sw itch. Syntax : ip defau l t-g a teway <ip - address> For example: HPswitch(config)# ip default-gateway 10.
Configuring IP Addressing IP Configuration swi t ch, configure the switc h wi th an IP addre s s a n d subnet mask compatible with your network . The following tabl e lists the general feature s av ail a bl e with and wi t hout a network - com p ati b le IP address configured.
Configuring IP Addressing IP Configuration The DHCP/Bootp Process. Whe ne ver the IP Config para meter in the switch or in an individual VLA N in the switc h is configured to DHCP/Bootp (the defaul t), or when th e switch is rebooted w ith this configurat i on: 1.
Configuring IP Addressing IP Configuration Fo r m o re inform atio n on eit her of th ese procedures, refer to the doc u menta - tion provided wi th the DHCP serve r .
Configuring IP Addressing IP Configuration ip is th e IP address to be as signed to the switch (or VLAN). sm is th e subnet mask of the subnet in which the switch (or VLAN) is installed.
Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Con f iguration File Downloads connectiv i ty to the TF TP fil e se rver sp ecifi ed in the repl y , that the config - ur at i on f ile is cor r ect l y named, an d that the configurati o n file exists i n the TF TP directory .
Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads Ente ri ng " ip preserve" in the l a st line o f a configuration file imp l eme n ts IP Prese r ve when the file is downloaded to the switch and the swi t ch reboots.
Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Con f iguration File Downloads Usin g figure 8-7, a bove, switches 1 - 3 ignore the se entr ies because the file imp l eme n ts IP Preserve and their c urren t IP addressin g was n o t a cquired throug h DH CP/Bootp.
Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads Be cause s w itch 4 (fig ur e 8-7) receiv ed it s most recent IP ad dre ssing from a DH CP/Bootp ser v er , the switch ign ore s the ip prese rve comman d an d imple m ents the IP addressing inc l uded in thi s file.
Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Con f iguration File Downloads — Th is page is intentionally unuse d. — 8-20.
9 T i me Protocols Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 TimeP Tim e Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 SNTP Time Synchronization .
Time Protocols Overview Overview Thi s chapter describes: ■ SNT P T i me P r ot oc ol Operatio n ■ T i mep Ti me Pr otocol Operati on Usin g time sy nchro niz ati on e n sures a uniform time am ong in te r o pe rating devic e s.
Time Protocols Ove r view: Selecting a Time Synchronization Prot ocol or Turning Off Time Pro t ocol Operation ul ar server , it ignores time br oad casts from other SNTP ser v ers unless the config ur ab le Poll Int e rval expires three consecu tiv e t i mes without an upda t e receive d from the first-detected server .
Time Protocols SNTP: Viewing, Selecting, and Configuring Not e that simply sel e ct in g a t i me syn c hr onization p r otocol do es n ot enabl e th at protocol on t h e swi t ch u nle ss you also enable the protocol itself (step 2, above).
Time Protocols SNTP: Viewing , Selecting, and Con f iguring T able 9-1.SNTP Parameters SNTP Par a meter Operation T i me Sync Method Use d to select either SNTP , TIMEP , or None as the time synchronization method.
Time Protocols SNTP: Viewing, Selecting, and Configuring T i me Protocol Sel ecti on Par a meter –T IMEP –S NTP – N one Figure 9-1. The Sy stem Informatio n Screen (Default Values) 2. Press [E ] (for E di t ). The cursor moves to the Sy stem Name fiel d.
Time Protocols SNTP: Viewing , Selecting, and Con f iguring ii. Enter the IP address of the SNTP server you want the switch to use for tim e syn c hronization.
Time Protocols SNTP: Viewing, Selecting, and Configuring CLI: V i ewing and Configuring SNTP CLI Commands Described in this Secti on show sntp page 9-8 [no] timesync pages 9-9 and ff., 9-12 sntp broadcast page 9-9 sntp unicast page 9-10 sntp server pages 9-10 and ff.
Time Protocols SNTP: Viewing , Selecting, and Con f iguring Even though, in this e x ample , Ti me P is the curren t time sync hr onous method , the swi t ch main tai n s th e SN TP conf igurati o n.
Time Protocols SNTP: Viewing, Selecting, and Configuring 2. Select SNTP as the time synchronization mode . 3. Enable SNTP for Broadcast mode. 4. Vi ew the SNTP configuration again to verify the confi g uration.
Time Protocols SNTP: Viewing , Selecting, and Con f iguring Not e Del e ting a n SNTP server when only one is con fig ured disables SNTP unicast operation. For example, to select SNTP and configur e i t wi th unic ast mode an d an SNTP server at 10 .28.
Time Protocols SNTP: Viewing, Selecting, and Configuring Deletes unic ast SNT P ser v er entry . Re-ente r s the unicast ser v er with a non- default proto col ver s ion. show sntp display s the r e sult. Figure 9-6. Example of Specifying the SNTP Protocol Ve rsion Number Changing the SNTP Poll Interval.
Time Protocols SNTP: Viewing , Selecting, and Con f iguring Figure 9-7. Exampl e of SNTP with T i me Sychronization Disab l ed Disabling the SNTP Mode. If you want to pr event SNTP fr om bei n g used even if selec t ed by timesyn c (or the Menu interface’ s T ime Sync Method param- eter), configure the SN TP mode as disabled.
Time Protocols TimeP: Viewing , Selecting, and Con f iguring T i meP: V i ewing, Selecting, and Configuring T i meP Feature Default Menu CLI We b view th e T imep time synchronization configuration n/a pa ge 9-15 page 9-17 — select T imep as the time synchronization method TIMEP pa ge 9-13 pages 9-18 ff .
Time Protocols TimeP: Viewing , Selecting, and Con f iguring Menu: V i ewing and Configuring T i meP T o Vi ew , Enab le, and Mod ify th e T i meP Protocol : 1. Fro m the Ma in Men u, select: 2. Switch Configuration... 1. Sy stem Information T i me Protocol Sel ecti on Par a meter – T IMEP (th e defa u lt) –S NTP – N one Figure 9-9.
Time Protocols TimeP: Viewing , Selecting, and Con f iguring • U se the Space ba r to select the Manual mode. i. Press [>] to move the c ursor to the Server Addre ss field . ii. Enter the IP address of the T i me P server you want the switch to use for tim e syn c hronization.
Time Protocols TimeP: Viewing , Selecting, and Con f iguring This sect i on descr ibe s ho w to use the CL I to vi ew , enable, and configure T i me P param e ters.
Time Protocols TimeP: Viewing , Selecting, and Con f iguring Confi gur ing (En a bling or Di sabling) the T i meP Mode Enabling the T i meP mode me ans t o configu r e i t fo r eit h er bro adc ast or un icast mode.
Time Protocols TimeP: Viewing , Selecting, and Con f iguring The commands and output w o uld ap pear as follows: show timep displa y s the T i meP configuration a nd also sho ws tha t SNTP is the cur r entl y active time synchroniza tion mod e.
Time Protocols TimeP: Viewing , Selecting, and Con f iguring HPswitch(config)# timesync timep Selects T i meP . HPswitch(config)# ip timep manual 10.28.227.141 Ac tivates T imeP in Manual mode. Figure 9-13. Example of Configu r ing T im ep fo r Manual Ope ra tion Changing the T i meP Poll Interval.
Time Protocols SN TP Uni c ast Time P ol ling with Multiple SNTP Servers Figure 9-14. Example of T i meP with T i me Sychroniza tion Disab l ed Disab lin g the T i meP Mode .
Time Protocols SNTP Unicast Tim e Polling with Multiple SNTP Servers all servers in the list without success, it sends an error message to the Event Log and reschedule s to try the ad dr ess list agai n after the c o nfi g ure d Poll Int e rval time has ex pired.
Time Protocols SN TP Uni c ast Time P ol ling with Multiple SNTP Servers Prioritized li st o f SNT P Server IP Addresses Figure 9-16. Example of SNTP Serve r Address Priorit i zation Note If there are.
Time Protocols SNTP Messages in the Event Log Menu Interface Operation with Multiple SNTP Server Addresses Configured When you use the Menu interf ace t o configure an SNTP server IP address, the new address writes over th e current primary address, if one is co n f igured .
10 Port Status and Basic Configuration Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3 Viewing Port Status and Configuring Port Pa rameters . . . . . . . . . . . . . . . 10-3 Menu: Viewi ng Port Status and Configur ing P o rt Parameters .
Port Status and Basic Configuration Conte n ts Outbound Port Qu eues and Pac k et Priori ty Settings . . . . . . . . . . . . 10-30 Operating Rules for Port-Base d Pri o rity . . . . . . . . . . . . . . . . . . . . . . 10-31 Configuring and Viewing Port- B ased Priority .
Port Status and Basic Configuration Overvie w Overview This chapt e r describes how to view th e current port conf igur ati on and ho w to con fig ure p o rts t o non-d efault settings, including ■ .
Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters T able 10-1. Statu s and Parameters for Each Port T y pe Statu s or Parameter Description Enabled Ye s (default): The port is ready for a ne twork connection. No : The port will not opera t e, even if properly connected in a network.
Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters Statu s or Parameter Description Mode ( Continue d ) 10/100/ 1000Base-T : • A uto-10: Allows th e po rt to negotiate between ha lf-duplex (HDx) and full-dupl ex (FDx) while keeping speed at 10 Mbps.
Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters Statu s or Parameter Description T y pe This parameter appears in the CLI show trunk listing and, for a p o rt in a trunk group, specifies the type o f trunk group.
Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters Using the Menu T o Co nfigure Ports. Not e The menu i n terfac e uses the same scre en f o r con figurin g both i ndi vidual ports and po rt tr unk groups. For info rmat i on on po rt trunk groups, see Chapt e r 12, “Port T r unking” .
Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters From the CL I, you can conf igure and vie w all port pa rameter settings and view al l port statu s i ndicator s.
------- --------- ------ ---------- 1 2 3 4 5 6 7 8 9 10 Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters Cur r ent Operating M o de Figure 10-3. Example Show Inte rface Com m and List ing, 4100gl Switch Cur r ent Confi gured Mode Figure 10-4.
------- --------- ---- Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters HPswitch(config)# s how interface config P ort Settings Port Type | Enabled Mode F low.
Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters If port C8 w as disabled , an d you want ed to enable it and configure it for 100FDx w i th flow-control ac tive, you coul d do so w i th either of the fol l owing comma n d sets.
Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters For e x ample, to configure a broadcast lim it of 20% for al l port s on th e swi t ch : Figure 10-7.
Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters For e xam ple, to configure a broadcast limi t of 45% on ports 1 - 10 in a Seri es 2800 Switch: Con figures a broadcast limit of 45% on por t s 5 - 7 in the r unning confi gurati on.
Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters Using the above ports: ■ If yo u con n ect a copper port usi ng a straight -thr ough cab le to a port on ano the r swi t ch or hu b th at uses MDI- X ports, the sw itc h port automati- cally ope rat es as an MDI port.
Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters . Syntax: interface < port-list > mdix-mode < automd i x | mdi | m d ix > au tomdix is the automatic, default setting. This configures the port for automatic detection of the cable (either straight-through or crossover ).
Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters Per - Port MD I Co nf igurati o n Figure 10-2. Example of Displayi ng the Current MDI Config uratio n Per - Port MDI Operati n g M ode Figure 10-3.
Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches W e b: V i ewing Port Status and Confi g uring Port Parameters In the web browser interface: 1. Click on th e Configuration tab . 2. Click on Port Configuratio n . 3. Selec t the ports yo u w ant to mo dify an d c lick on Modif y Selected Ports .
Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches Te rminology Ju mbo Packet: On the Series 2800 switches, a n IP packet exceedi ng 1 522 bytes in size. The maximu m Jumbo packet size is 9220 bytes. (This size includes 4 bytes for the VLAN ta g.
Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches traffic from devic e s on either VLAN . For a method to al low only some ports in a VLAN to receive jumbo traf fic, refer to “Ope rating Notes fo r Jumbo T r affic-Handling” on page 10- 2 2.
Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches V i ewing the Current Jumbo Configuration Syntax: show vlans Lists the static VLANs configured on the swit ch and includes a Jumb o column to ind i cat e wh ic h VLANs are configured to support in boun d jumbo t r affi c.
Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches Indicate s which sta t ic VLA Ns are configured to enab le ju mbo packets.
Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches Enabling or Disabling Jumbo T r affic on a VLAN Syntax: vlan < vid > jum bo [ no ] vlan < vid > jumbo Configures the specified VLAN to allow jumbo packe t s on all ports on the switch that belong to that VL AN.
Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches ■ Whe n a port is no t a membe r of an y jumbo - enable d VLAN , it dr ops a ll jumbo traffic . If the port is re ceiving “exc essive” inbound ju mb o traff i c, th e port generat e s an Event Lo g message to noti fy you of this condit i on.
Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches Jumbo-Enable d VLA N VL AN 10 Non-Jumbo VLAN VLAN 2 0 Por t 3 b e long s to both VLAN 10 and VLA N 20. Jumb o p acke t s received inbou nd on port 3 can be forwarded o u t the N on-Jum bo ports 4, 5, an d 6.
Port Status and Basic Configuration QoS Pass-Through Mode on t he Serie s 2800 Switches T r oubleshooting A VLAN i s confi gured to allow jumbo packets, b u t one or more ports drops all i n bound j u mbo packe t s. The port may not be ope ratin g at 1 gig a bit or higher .
Port Status and Basic Configuration QoS Pass-Through Mode on t he Series 2800 Switches cant p e rformance i m pr ovement for high- b andw id th traffic f low s throu gh the 2800 swi tch es, particularly w h en running tra f fic flows from 1000Base to e i ther 100Base or 10Base connections.
Port Status and Basic Configuration QoS Pass-Through Mode on t he Serie s 2800 Switches An 802.1Q VLAN tagged pack et carries an 8 02.1p priori ty setting (0-7). I f th e swi t ch rec e ive s a tagge d packet, i t is placed into the a p pr opriate queue based on the frame's 802.
Port Status and Basic Configuration QoS Pass-Through Mode on t he Series 2800 Switches This com m and can be enab led and disabled only fro m the switch's CLI . Qo S pa ssthro u gh mode cannot be enabl e d or disabled through either the swi t ch's menu or web browser interfaces.
Port Status and Basic Configuration Configuring Port-Based Priority for Inco ming Packets on the 4100gl and 6108 Switches Configuring Port-Based Priority for Incoming Packets on the 4100gl and 6108 Sw.
Port Status and Basic Configuration Configuring Port-Based Priority for Incomin g Packets o n the 4100 gl and 6108 Switches membe r of the VLAN, the packet carri e s its priority setting to the next, do wnstream device.
Port Status and Basic Configuration Configuring Port-Based Priority for Inco ming Packets on the 4100gl and 6108 Switches For example, suppose you hav e configured port A10 to assign a prio rity level.
Port Status and Basic Configuration Configuring Port-Based Priority for Incomin g Packets o n the 4100 gl and 6108 Switches ■ On a given po rt, an i nbound , tagged pac k et received on the port w i.
Port Status and Basic Configuration Configuring Port-Based Priority for Inco ming Packets on the 4100gl and 6108 Switches For example, suppose yo u wanted t o configure ports A10 - A 12 on the swi t ch to prio ritize al l untagged, i nbound VL AN tra f fic as "Low" (priori t y level = 1; refer to tabl e 10-3 on page 10 -30).
Port Status and Basic Configuration Using Friendly (Optional) Port Names Using Friendly (Optional) Port Names Feature Default Menu CLI We b Configure Friendly Port Names S tandard Port n/a page 35 n/a.
Port Status and Basic Configuration Using Friendly (Optional) Port Names ■ T o reta in fr iend ly port n a mes acr o ss r eb oots, yo u m u st save the current run ni ng-co nf ig uration t o the sta r tup-config file af ter enterin g the friendly port n ame s.
Port Status and Basic Configuration Using Friendly (Optional) Port Names Co nf iguri n g the Sa me Name for Multi p le Ports . S uppose that yo u wan t to us e ports A5 throu gh A8 as a t r unked l ink to a server u s ed by a draft i ng group. In this case yo u might con fig ure p o rts A5 t h rough A8 with the name “Draft-Server :T r unk”.
Port Status and Basic Configuration Using Friendly (Optional) Port Names Displaying Friendly Port Na mes with Other Port Data Y ou can display friend ly port n ame da ta in the fol l owing combi n ati.
Port Status and Basic Configuration Using Friendly (Optional) Port Names Port Withou t a "Fr ie ndly" Name Frien dly port names as signed in previous examp l es. Figure 10-13. Example of Frien d ly Port Nam e Data f o r Spe c ific Ports on the Swi t ch Inclu d in g Fr ie ndl y Port Na me s i n Per - Port Statistics L i stings.
Port Status and Basic Configuration Using Friendly (Optional) Port Names For a given port, if a friendly port na me doe s not exist in the runni ng- config file, th e Name line in the above command output ap pears as: Name : not assigned T o Sea r ch the Configurati o n f o r Ports with Fri e ndly Port Name s.
Port Status and Basic Configuration Using Friendly (Optional) Port Names — Th is page is intentionally unuse d. — 10-4 0.
11 Power Over Ethernet (PoE) Operation for the Series 2600-PWR Switches Contents Applicable Switch Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . .
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Applica b le Switch Models Applicable Switch Models The P o wer O v er Ethernet (Po E) fe at ur e describ ed in this chap ter o.
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Terminology ■ Enabl e or di sable PoE operat i on on individ u al ports. (I n the defaul t configuration, the swi t ch enables PoE on a ll 10 /10 0 -TX ports, sub ject to PoE priorit y in the ca se of oversubscri pti on of PoE resou r ces.
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches General Po E Operation Te rm Use in this Manual MPS Maintenance Power Signature; the sign al a PD sen d s to th e switch to indicate that the PD is co nnected and requir es power .
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches General PoE Operation li nks. Thu s , you can co nnect ei th er a non- PoE devic e or a PD to a PoE-enable d po rt wi t hout reconfigur ing the port. PD Support The switch must hav e a minimum of 15 .
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches General Po E Operation Disconnecting a PD from a port causes th e swi t ch to stop pro vid ing P o E power to that port and makes the p ower avai labl e to ot her ports conf igur ed fo r Po E operation.
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches General PoE Operation ■ The number of switches drawing ex ternal PoE pow e r from the HP 600 RPS/EPS or HP 6 10 EPS unit. If onl y a single swi tch is using external PoE pow e r the H P 60 0 RPS/ EPS or HP 6 10 EPS provi des 4 08 watts of PoE pow er .
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches General Po E Operation T able 2. Exampl e of PoE Priority Ope r ation Port Priority Setting Configuration Command 1 and Resulting Operation 25 - 48 Critical This priority class alway s receives power .
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Configuring PoE Operation Configuring PoE Operation In its defau lt co nfigu r ation, PoE su p por t is e nabled on the switch ’ s 10 /100Ba se - TX ports, with Priori ty set to Low an d the powe r threshold set to 80 (%).
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Configuring PoE Ope r ation Syntax: inter f ace [e] < port -list > powe r [ c r itical | high | low ] Reconfigures the PoE priority level on < port-list >. For a given level, the switch autom a ticall y prioritiz e s po rts by port number (in ascending order).
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Viewing PoE Configuration and Status V i ewing PoE Configuration and Status Displaying the Switch’ s Global PoE Power Status Sy.
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Viewing PoE Configuration and Status Displaying an O v erview of PoE Status on All Ports Syntax: show p o wer - m anageme n t brief Displays the followin g port power status: • • • • • Port: Lists all PoE-capable ports on the s w itch.
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Viewing PoE Configuration and Status Displaying the PoE Stat us on Specific Ports Syntax: show power-management [e] < po rt-li.
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Viewing PoE Configuration and Status • Power Denie d Cnt : Shows the number of times PDs requesti ng power on the port have been de nie d due to insufficient power available . Each occurrence gen erates an Event Log message.
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Plannin g and Imple men ti ng a PoE Configuration Planning and Implementing a PoE Configuration Thi s section provides an overview of some considerati o ns for pla n ning a PoE app lic at i on.
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches PoE Ope r ating Notes PoE Operating Notes ■ Si mp ly di sabl ing a Po E p ort does not affect pow er del i very throug h that port.
PoE Event Log Messages PoE operat i on ge ne ra tes these Ev ent Lo g messages. Y o u c an also config ure the switch to send these messages to a con fig ured debu g destinati on (terminal devic e or SyslogD server . I 1 MM/DD/YY HH:MM:SS chassis: Message header , with seve r ity , date, system time, and system module type.
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches PoE Eve n t Log Messages W MM/DD/YY HH:MM:SS chassis : Message header , with seve r ity , date, system time, and system module type.
Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches PoE E v ent Log Messages Port < po rt-# > PD MPS Absent indication. The switch no longer detects a de vice on < port-# >. The device may have been disconnected, powered down, or stopped functioning.
Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches PoE Eve n t Log Messages — Th is page is intentionally unuse d. — 11-2 0.
12 Port T r unking Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-2 Port Status and Co nfigu r at i on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Port Trunking Overview Overview Thi s chapter describes creating and mod i fying port tru nk groups. This in cludes n on-pr otocol tr unks, LACP (802.3ad) tru nks , and FEC t ru nks.
1 2 3 4 5 6 7 1 2 3 4 5 6 7 Port Trunking Port Status and Configuration Switch 1: Ports c1 - c 4 configure d as a port trunk grou p. The multiple phy sic al links i n a tru n k behave as one logic al li nk port c port c port c port c port c port c port c .
Port Trunking Port Status and Configuration For example: HPswitch(config)# trunk 1-8 trk1 This command is valid in all cases (swi t ching or routi n g) because all of the ports are in the same port group.
Port Trunking Port Status and Configuration Caution T o avoid broadca s t storms or loop s in your network wh ile confi g uri ng a tr unk, f i rst d i sab l e or disco nne ct al l ports you want to add t o or remove fro m the tru nk. After yo u c onfig ure the tr unk, enabl e or re-connect t h e p o rts.
Port Trunking Port Status and Configuration 1. Go to the port context fo r port s c1 - c4 an d disable these ports. HPswitch(config)# interface c1-c4 HPswitch(eth-c1-c4)#_ HPswitch(eth-c1-c4)# disabl e 2. Change all four ports to LACP- p assive and re- e nable the ports.
Port Trunking Port Status and Configuration T able 12-2. T r unk Configu ra tion Protocol s Protocol T r unking Options LACP (802.3ad) Provides dynamic and static LACP trunking options.
Port Trunking Port Status and Configuration T able 12-3. General Operating Ru les f o r Port T ru nks M edia: All p o rts on both ends of a tru n k group must have th e same media type and mode (speed and duplex). The switch bl ocks any tru n ked links that do not conform to this rule .
Port Trunking Port Status and Configuration T r unk Group Boundary Requirement for the Series 4100gl Switch 10/100/1 000 Module (J 4908A): T r unks must be created , manually or dynamically , with ports fr om the same gr oup, Group1 or Group2.
Port Trunking Port Status and Configuration Menu: V i ewing and Configur ing a Static T r unk Group Importan t Con fig ure p o rt tr unking before yo u connect the trunked links to another swi t ch, routing swi t ch, or serv er . Otherwise , a bro ad cast st orm could occu r .
Port Trunking Port Status and Configuration • All ports in a tr un k mu st have the sam e media type an d m ode (s uch as 10/100TX set to 100FD x, or 100FX set to 100FD x). The flow control settings must also be the same for a ll ports in a gi ven trunk.
Port Trunking Port Status and Configuration Duri ng th e Sa ve process, t r af fi c on t he po rts configu r ed for tr unking wi ll be delayed f o r sev e ral sec onds . I f th e S panning T ree Pr otoc ol i s ena bled, th e del ay may be up to 30 seconds.
Port Trunking Port Status and Configuration Using a p o rt list spe c ifies, for sw itc h po rts in a static t runk gro up, only th e po rts you want to view .
Port Trunking Port Status and Configuration Listing Static LAC P and Dynamic LACP T r unk Data. This command lis ts d a ta f or only t h e LACP- c onfi gured ports. Syntax : show lacp In th e f ollo wi ng example, ports A1 and A2 have been previ ous ly con fig ured fo r a stati c LACP t r unk.
Port Trunking Port Status and Configuration “Up” Li nks Standby Link Figure 12-9. Example of a Dyn a mic LACP T r unk with One St andby Link Using the CLI T o Configure a Static or Dynamic T r unk Group Important Con fig ure p o rt tr unking before you connect the trunked links between switches.
Port Trunking Port Status and Configuration Confi gur ing a Sta t ic T r unk, Sta t ic FEC, o r Stati c LA CP T r unk Group . For 2600, 2600-PWR, 410 0gl, and 6108 switches: Syntax : trunk <po rt-l.
Port Trunking Port Status and Configuration Switch “A ” with port s set to LACP passi v e (th e default). Switch “B” with ports set to LAC P passive (the default). Dy namic LACP tru n k c an not auto mat icall y for m b ecause both e nds o f the l inks are LACP pa ssi v e.
Port Trunking Port Status and Configuration Syntax : no interfac e <port-list> lacp In this examp l e, port C6 belongs t o an operat in g, d y nami c LACP t r unk.
Port Trunking Port Status and Configuration Not e Dynamic LACP tru nks operat e onl y in the default VLAN ( unless GVRP is enabled and Forbid is us ed to pr event th e t r unked ports fro m joining th e defaul t VLAN ).
Port Trunking Port Status and Configuration T able 12-4. LACP T ru nk T y pes LACP Port T r unk Configuration Ope r ation Dynamic LACP This option automat ically establishes an 802.
Port Trunking Port Status and Configuration Default Port Operation In th e d efa ul t configurat i on, all po rt s are configured for passive LACP . How - eve r , if LACP is not config ured, the port will not try to detect a trunk co nfi g- ura t ion a n d w ill operate as a standard, untrunked port.
Port Trunking Port Status and Configuration T able 12-5. LACP Port Status Data Status Name Meaning Port Numb Shows the phy sical port nu mber for each port c onf igured fo r LACP operation (C1, C2, C3 .
Port Trunking Port Status and Configuration LACP Notes and Restrictions 802.1X ( P ort-Based Access Contro l) C onf ig u r ed on a Port. To main- tain sec u rit y , L ACP i s not a llo wed on ports configured for 802.
Port Trunking Port Status and Configuration Sta t ic LACP T r unks. Where a port is configured for LACP (Ac t ive or Passive), but does n ot belo ng to an exi sting tr unk group, you can add that por t to a stati c tr unk. Doing so di sables dynami c L ACP on t h at port, whi c h means you must manuall y configure both end s of th e tr un k.
Port Trunking Port Status and Configuration Half-Dupl e x and/or Dif f eren t Port Spe e ds Not Allowed in LACP T r unks. Th e ports on both sides o f an LACP tru nk must b e conf igur ed f or the same speed and for fu ll-duplex (FDx ). The 802. 3a d LACP standard speci - fi es a ful l- duplex (FDx) requ ir emen t for L A CP trunkin g.
Port Trunking Port Status and Configuration ■ Depending o n th e cap abilitie s of th e device on t h e other end of the trunk, negoti ate the forwa rding mechan ism on the tr un k to the non -p rotoc ol op tion.
Port Trunking Port Status and Configuration source address to th e sam e desti n ati o n add r ess throu gh th e same trunked l i nk, and sends traffi c fr om the same sou r ce address to a differen t desti n atio n address t h rough a diff erent lin k, depend ing on the ro ta ti on of path assig n- ments among t h e links in the t r unk.
Port Trunking Port Status and Configuration — Th is page is intentionally unuse d. — 12-2 8.
13 Configuring for Network Management Applications Contents Usi n g SNMP Tools To Manage th e Switch . . . . . . . . . . . . . . . . . . . . . . . . . 13-3 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Configuring for Network Manageme nt Applications Conte n ts Configuring CDP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-34 Effect of Spanning Tree (STP) On CDP Packet Transmissi on . . . . 13-3 6 How the Swi t ch Selects the IP Ad dr ess To Include in Out bo und CDP Packets .
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Using SNMP T ools T o Manage the Switch Overview Y ou ca n manage the switch vi a SNMP fr om a net w ork m ana gement st atio n running an a p plication such a s HP Pr oCurve Manager (PCM) or HP ProCurve Manager Plus (PCM+).
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP Management Features SNMP manageme nt feature s on the switc h include: ■ SNMP versi on 1, versi o n 2c or.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch If you w a nt to restrict acce ss to one or more specifi c nodes, y o u can use the swi t ch ’ s IP Auth oriz ed Mana ger feature. (R efer to the Access Security Gui de fo r your swit ch.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP V e rsion 3 Commands SNMP versi on 3 (SNMPv3) adds a ne w comma n d to the CLI for configuring SN MPv3 func tio ns . T o ena ble SM NPv3 ope r ati on on the switch y ou must: a.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch SNMPv3 Enable Th e snm p v3 enable command starts a dial og t h at perform s three function s: enabling the switch to receive SNMPv 3 messages, configuring the initial users, and, optional ly , t o restrict non version- 3 messag e s to “rea d onl y ”.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP V e rsion 3 Users The second step to us ing SNMPv3 on t he swi t ch i s to c o nfi g ure the use rs that you assign to different groups. T o esta blish users on the switch: a.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch [ no] snmpv3 group group_nam e u ser user_name sec-m odel <ver1| ver2c | ver3> (— Continued —) use r use r_ name Thi s is the user to be added to the acces s group.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch The n you must set the group a ccess level to the user . Thi s is done w i th the snmpv3 group command . Fo r more detai l s on th e MIBs access for a giv e group see “Group A ccess Levels” on page 13-11 .
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Group Access Levels The swi tch supports ei ght predef ined group a ccess levels. There are four lev e ls for use with version 3 use r s a nd four a re use d for access by version 2c or versi o n 1 manag e ment applications.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP Communities SNMP commuities are supported by th e switch to allow management applica - tion that use version 2c or ve rsion 1 to access the switch. The co mmunities are mapped to G r oup Access Le vels that are use d for version 2c or ve rsion 1 support.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Figure 13-4 shows the assig ning of th e Operator communi t y on MgrStation1 to th e CommunityOpe r atorR eadWr ite group. An y other Operator o nly has an access level of Com m unityOperat orReadOnly .
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch Caution Delet ing or changi ng th e co mmunity n amed “publ ic” prevent s net w ork m an- agement applications (suc h as auto-discovery , traffic m o nitorin g , S NM P trap generation, and threshold se tting) from opera t ing i n the switch.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch If you are adding a comm un ity, th e fiel ds in this scre en are bla n k. If you are editing an exi s ting commu n ity , the values for the currently sel ect ed Community appear in the fields.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch CLI: V i ewing and Configuring SNMP Community Names Community Name Command s P age show snmp-server [<communi.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Confi gur ing Community Names and V a lues. Th e snmp-server command enables y o u to add SNMP communities w i th either defa ult or specifi c access attributes, a nd to dele te speci fic c o mmunities.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP Notification and T r aps The switches covered i n this guid e support the SNMPv3 notificat i on p r ocess.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch [ no] snmpv3 targetaddre ss < addr -name > param s < parms-name > < IP-Addr > ( — Con t inued — ) max-msg - size< s ize > The maximum number of bytes of len gth a mes s age to this target ca n be.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch T r ap Features Feature Def a ul t Menu CLI We b snmp-server host (trap receiver) public — page 13-22 — snmp.
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Using the CLI T o List Curre nt SNMP T r ap Receivers. Thi s command lists the c u rrently configur ed trap recei.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch Configuring T r ap Receiv ers. This co mmand specifie s trap receive r s by communi ty membership , mana gement stat i on IP address, and the type of Eve nt Log messages to send to the trap rec e iver .
Configuring for Network Management Applications Using SNM P Tools To Manage the Switch For example, to configur e a trap receiver in a co mmunity n a med "r ed- t eam" with an IP address of 10.28.227.130 to receive only "critic a l" l og messa ges: HPswitch(config)# snmp-server trap-receiver red-team 10.
Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch Advanced Management: RMON Th e swi t ches covered in this gui d e support RMON (Remote Monitoring) o n all co nne c ted network segments. This al lows fo r tro uble s hooting and op timiz- ing your network .
Configuring for Network Management Applications CDP CDP CDP Features Feature Default Menu CL I We b view the switch’ s CDP configuration n /a — pa ge 13- 32 — view the switch’ s CDP Neighbors .
Configuring for Network Manageme nt Applications CDP An SNMP util it y can p r ogressivel y discover CDP d e vices in a net w ork b y: 1. Reading a given devi ce’ s CD P Neighb or table (in the Management Infor- mation Base, o r MIB) to learn ab out o t he r , ne ighbor CDP d evice s 2.
Configuring for Network Management Applications CDP General CDP Operation Th e swi tch sto res info rmatio n ab out adjacent CDP devices in a CDP Neigh- bors table maintained in the swi t ch’ s MIB (Management Informa t ion Base). Thi s data is available to SNMP- bas ed ap plicati o ns de signed to rea d CDP data from the MIB .
Configuring for Network Manageme nt Applications CDP Switch "A " Switch wi th CDP Running an d Forwarding CDP Packets to Do wn- stream De vices Switch "B " CDP-A w are Switch with .
Configuring for Network Management Applications CDP and “E” ar e not neig hbors becau se th e in terveni n g CDP-disab l ed swi t ch “D” does not forward CDP packets; i.e. is no t tra n sparent to CDP traffic. (For the same reason, switch “ E ” does no t have an y CDP nei gh bors.
Configuring for Network Manageme nt Applications CDP Using the example in figu re 13-12, the CDP Ne ighbor tabl e for switc hes “A” and “B” wo uld appear similar to these: Switch A: Switch B: (No t e that n o CDP d e vic e s appear on port B5, whi ch is connected to a d e vic e on which CDP i s present, but disable d.
Configuring for Network Management Applications CDP CDP -di sable d switc h ) do es no t fo rward CDP packets; i.e. is not transpa rent to CDP traffic. (For the sam e reaso n , switch “E” does not have any CDP neig hbors.) Figure 1 3 -12 (page 13-29) illustrates ho w mult iple CDP neigh bor s ca n appear on a singl e port.
Configuring for Network Manageme nt Applications CDP V i ewing the Switch’ s Curre nt CDP Configuration Syntax: show cd p Lists the switch’ s global an d per - port CDP confi gur ati on.
Configuring for Network Management Applications CDP Figure 13-15 lists six C D P device s (fou r swi t ches a nd tw o workstations) that the swi tch ha s detected by receiving their CD P packets.
Configuring for Network Manageme nt Applications CDP Note that the table will again li st en tr ie s aft er th e swi tch receives n e w CDP packets fro m neighborin g CDP d e vic e s.
Configuring for Network Management Applications CDP Enabling or Disab ling CDP Operati o n o n Indi vi dual Ports. In th e fa ctory-defaul t conf igur ati on, th e swit ch ha s all ports enabled and transmit- ting CDP packets.
Configuring for Network Manageme nt Applications CDP Changing the T r ansmission Interv al for Outboun d CDP Packets. Syntax: cdp tim e r < 5 . . 254 > Changes the i n terval the switch uses to transmit CDP packets describing itself to neighbor devices.
Configuring for Network Management Applications CDP Switch "A " CDP Enabled CDP Neighbor T able Port | Da ta - -----|-------- ---------- A3 | Swi tch "B"data C5 | Switch "B&qu.
Configuring for Network Manageme nt Applications CDP 4. If a CDP switch does not dete ct an IP address on the connecting port of a CD P neighbor , then the loopbac k IP address is use d (127.
Configuring for Network Management Applications CDP T able 13-4. CDP Neighbors Data CDP Neighbor Data Displ a yed Neighbors T able MIB Address T y pe CDP Cache Address Software V e rsi on Device Name .
Configuring for Network Manageme nt Applications CDP T he first n u mber after th e MIB str ing is the swi t ch port on whic h th e data point for that entry wa s received.
Configuring for Network Management Applications CDP CD P-Capa bl e H u bs . Some hubs are capabl e of runnin g CDP , but also forwa r d CDP packets as if the hub it sel f we re transpa r ent to CDP . Such hubs will app ear in the switch’ s CDP Nei g hb or tab le and w il l also m a int ain a CDP neig hbor tabl e simi la r t o th at for switches.
Configuring for Network Manageme nt Applications CDP — Th is page is intentionally unuse d. — 13-4 2.
A File T r ansfers Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 Downloading Switch Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 Gen e ral Sw itc h Softw a re Download Rule s .
File Tra n sfers Overview Overview Y ou can download new swi t ch sof twa re and uplo ad o r do wnload switch configu r ation fi les. These features are useful fo r acquirin g periodic switch software upgrad es and for stori n g o r retrieving a swi t ch configurati o n.
File Transfers Downloading Switch Software General Switch Softwa re Download Rules ■ A switch softw a re i ma ge downloaded through the menu interface always goes to primary flash. ■ Aft e r a switch so ftwa re down load , you mu st reb oot the switc h to imple- ment th e n ewly downloaded code.
File Tra n sfers Downloading Switch Software Not e If yo ur TF TP serve r is a Unix wo rkstati o n, ensure that the case ( u pper or lower) that you specify for the filename is the same case as the characters in the swi t ch software filenam es on the s erver .
File Transfers Downloading Switch Software Progress B ar Figure A-2. Examp l e of the Download OS Screen Durin g a Dow n load A “progress” bar i n dicates the progre ss of th e download .
File Tra n sfers Downloading Switch Software CLI: TF TP Download from a Server to Primary or Secondary Flash This c o mmand a uto mati cally do wn load s a switch sof t ware imag e to primar y or secondar y flash.
File Transfers Downloading Switch Software Using Secure Copy and SF TP This fea t ure is ava i lable onl y on t h e Series 2 600 , 2 600-PW R , and 280 0 Switches. For some situ at i ons yo u ma y want to use a secure method to i ssue co mma nds or copy f ile s to th e switc h .
File Tra n sfers Downloading Switch Software Note SF TP o ver SSH v e rsio n 1 (SSH v1 ) is no t supporte d . A request from either the client or the switch (or both) using SS H v1 ge nerate s a n error message. The act ua l text of the erro r m e ssag e differ s, depend ing on the client so f twa re in use .
File Transfers Downloading Switch Software The SCP/SF TP Process T o us e SCP an d SF TP: 1. Open an SS H sessio n as yo u norm ally would t o est a blis h a secure encrypte d tunnel betwe e n y o ur co mputer and the switch.
File Tra n sfers Downloading Switch Software Authentication Switch memo ry allo ws up t o te n pub lic key s . Thi s mea n s the authentic a tion and encryption keys yo u us e f o r your th ird-party cli ent SC P/SF TP software can differ from the keys yo u use for th e S S H session, even t hough both SCP and SF TP use a secure SSH tunne l.
File Transfers Downloading Switch Software ■ All files have rea d-w rite permission. Sev e ral SF TP c o mmands, such as create or remove , a re not all owe d a nd return an e r ror message.
File Tra n sfers Downloading Switch Software 1. From the console Main Menu, select 7. Downloa d OS 2. Press [E] (for E dit ). 3. Use the Space ba r to select XMO D EM in the Method field . 4. Press [Enter] , then [X ] (for eX ecute ) to begin th e sw itch software d o wnload .
File Transfers Downloading Switch Software Not e that if you do no t speci fy th e flash d e st in ati on, th e Xmodem download default s to pr im ary flash. For example, to downl oad a swi tch sof t ware file name d G0103.swi from a PC (runnin g a termin al emu l ator pro g ram such a s Hy perT erminal) to primary flash : 1.
File Tra n sfers Downloading Switch Software Switch-to-Switch Download Y ou can use TF TP to tr ansfer a switch software fi le between two HP ProCurve swi t ches that use the same software code base. The menu in terface enables you to transfe r pr imary-to-primary or secondar y- to-primary .
File Transfers Downloading Switch Software General Sy stem Inf o rmati on b. Check the Firmware revision line. CLI: Switch-T o-Switch Downloads Y ou can download a swit ch software file be tween two swi tch es that use th e same cod e base and which are connect ed on your LAN.
File Tra n sfers Downloading Switch Software If yo u do not spe c ify eithe r a primar y or secondary flash loca tion for the desti n ation, the do wnlo ad automaticall y go es to primary flash. For example, to dow n loa d switc h softwa re from secondary flash in a switc h wit h an IP address of 10.
File Transfers Tr oubleshooting TFTP Downloads T r oubleshooting TF TP Downloads When using the menu interface, if a TF TP d ownload fa ils, th e Downlo ad OS screen indicates the fai l ure . Message Indicati ng c ause of TF TP Download Failur e Figure A-7.
File Tra n sfers Transferring Switch Configurations ■ For a Unix TF TP server , th e f i le perm i ssions for the switch software f ile do not allow th e file to be copi ed .
File Transfers Transferring Switch Con f igurations TF TP: Copying a Configuration File to a R e mote Host. Syntax: copy < sta r tu p-config | running- config > tftp < ip-add r > < rem o te-file > This command copies th e swi t ch’ s startup configurat ion (st a rtup-co n fi g fi le) to a remote TF TP ho st .
File Tra n sfers Transferring Switch Configurations Xmodem: Cop ying a Confi gur ation Fi le from a Seria lly Connecte d PC or Unix W o rks t ation. T o use this method, the switch must be conne c te d vi a the serial port to a PC or Unix workst ati on on w hich is stored t he confi g uratio n file you want to copy .
File Transfers Copying Diagnostic Data to a Remote Host, PC, or Unix Workstation Copying Diagnostic Data to a Remote Host, PC, or Unix W o rkstation Y ou can us e the CLI t o co py the follow ing type.
File Tra n sfers Copying Diagnostic Data to a Remote Host, PC, or Unix Wor k station Copying Event Log Output to a Destination Device This com m and uses TF TP or Xmo d em to copy th e Event Lo g content to a PC or UNIX workstation on the network.
File Transfers Copying Diagnostic Data to a Remote Host, PC, or Unix Workstation Copying Crash Log Data Content to a Destination Device This com m and uses TF TP or Xmo d em to co py the Crash Log content to a PC or UNIX wor k statio n on th e n etw or k.
File Tra n sfers Copying Diagnostic Data to a Remote Host, PC, or Unix Wor k station — Th is page is intentionally unuse d. — A-24.
B Monitoring and Analyzing Switch Operation Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3 Status and Counters Data . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Monitor i ng and Analyzi ng Switch Operation Conte n ts Switch 6 108 and Serie s 4 100gl Switches . . . . . . . . . . . . . . . . . . . . . . B-2 4 Series 2600, 2 600-PWR, and 2800 Swi t ches . . . . . . . . . . . . . . . . . . . . B-2 4 Menu: Configu r in g Por t an d St ati c Trunk Monitoring .
Monitoring and Analyzing Switch Operation Overview Overview The switch has severa l built-in tool s for monitoring, ana l yz ing, and trouble - shoot in g swi t ch and net w ork o p erati on: ■ Stat.
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Status and Counters Data This section describes the sta t us an d counters screens avail a ble through the swi t ch console interface and/or the web browser interface. Not e Y ou can access a ll c o nsole screens from the web browser i n terface v i a T eln et to the console.
Monitoring and Analyzing Switch Operation Status and Counte r s Data Menu Access T o St atus and Counters Beg i nning at the Mai n Menu, displa y th e Status an d Counters menu by select- ing: 1.
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data General System Information Menu Access From the c o nsole Main Menu, select: 1. Statu s and Cou n ters 1.
Monitoring and Analyzing Switch Operation Status and Counte r s Data Switch Management Address Information Menu Access From the Main Menu, select: 1 Statu s and Cou n ters .
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Module Information Use this feature to dete rmine whic h slo t s have m odul es instal led and whic h type(s) of m o dules a re i n stall ed. Menu: Displaying Port Status From the Main Menu, select: 1.
Monitoring and Analyzing Switch Operation Status and Counte r s Data Port Status The web bro w ser inte rface and the cons ole interface show the same port status data. Menu: Displaying Port Status From the Main Menu, select: 1. Statu s and Cou n ters .
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data V i ewing Port and T r unk Gr oup Statistics and Flow Control Status Feature Def a ul t Menu CL I We b viewing port and trunk stat.
Monitoring and Analyzing Switch Operation Status and Counte r s Data Menu Access to Port and T r unk Statistics T o access thi s sc reen from the Main Menu, select: 1.
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data CLI Access T o Port and T r unk Group Statistics T o D i splay the Port C o unter S u mmary Report. Thi s command provides an overview o f por t act i vity f or al l ports on th e swi t ch .
Monitoring and Analyzing Switch Operation Status and Counte r s Data V i ewing the Sw itch’ s MA C Address T a bles Feature Default Menu CL I We b viewing MAC addresses on all ports on a spe c ific .
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Menu Access to the MAC Address V i ews and Searches Per - VLAN MAC-Address V i ewing and Searching . Thi s feature l e ts you determine w h ich switc h po rt o n a sele cted VLA N is bei ng used to communi- cate with a specifi c device on the netw ork.
Monitoring and Analyzing Switch Operation Status and Counte r s Data Findi n g t h e Port Con n ection fo r a Spe c ifi c Device on a VLAN. This feature use s a devi ce’ s MAC a d dress that you enter to identify the port used by that devic e.
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Prompt fo r Selecting the Por t T o Search Figure B-10. Listing M A C Addresses for a S pecific Port 2. Use the Space ba r to select the port yo u want to list or search for MAC addresses, then press [Enter] to list the MAC addr esses d e tected o n that port.
Monitoring and Analyzing Switch Operation Status and Counte r s Data Corresponding Por t Nu mbers. For example, to list the learned MAC address o n po rts A1 t h rough A4 and p o rt A6 : HPswitch> show mac-address a1-a4,a6 T o List All Learned MAC Addresse s on a VLAN, with Their Port Numbers.
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Spanning T r ee Protoc ol (STP) Information Menu Access to STP Data From the Main Menu, select: 1. Statu s and Cou n ters . . . 8. Spanning T r ee I n fo rmatio n S TP m u st be enabl ed on th e swi t ch to display the follow ing data: Figure B-12.
Monitoring and Analyzing Switch Operation Status and Counte r s Data Figure B-13. Exampl e of STP Port Inf o rmation CLI Access to STP Data This option li sts t h e STP con fig uration, roo t data, and p er - port d a ta (cost , pr iority , state, and designated bridge).
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Internet Group Management Protocol (IGMP) Status The swi t ch uses the CLI to display th e follo wi ng IGMP st atu s on a per - VL.
Monitoring and Analyzing Switch Operation Status and Counte r s Data VLAN Information The switch uses the CLI to disp lay the fol l owi ng VLAN status: Syntax : show vlan Lis t s: • M aximum number .
Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Listing the VLAN ID (VID) and Status for ALL VLANs in the Switch . Figure B-15. Exampl e of VLAN Listing f o r the E n tire Swi t ch Listi n g the VLAN ID (VID) an d Status for Speci fic Ports.
Monitoring and Analyzing Switch Operation Status and Counte r s Data W e b Browser Interface Status Informati on The “home” screen for the w e b browse r interface is the Sta t us Overvie w screen, a s shown bel ow .
Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features Port and Static T r unk Monitoring Features Port Monitor i ng Fea t ures Feature Default Menu CL I We b display.
Monitoring and Analyzing Switch Operation Port and Static Trunk Monitoring Features Menu: Configuring P o rt an d Static T r unk Monitoring This pro c edure d e scri bes confi g uri ng the swi t ch for monitoring wh en moni - torin g is disabled .
Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features Move the c urs or to the Mon i to ring Port paramete r . Port where monitored traffic exits the swi t ch. Figure B-20. How T o Select a Monitoring Po rt 5. Use the Space ba r to select the port to use for monitoring .
Monitoring and Analyzing Switch Operation Port and Static Trunk Monitoring Features CLI: Configuring Port an d Static T r unk Monitoring Port and Static T runk Monitoring Commands Used in This Section.
Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features T o turn off m onito rin g: HPswitch(config)# no mirror-port Selecti n g or Removing Ports and Stati c T r unks As Monitoring Sou r ces.
Monitoring and Analyzing Switch Operation Port and Static Trunk Monitoring Features W e b: Configuri n g Port Monitoring T o enable p o rt monito ring: 1. Click on th e Configuration tab . 2. Click on Monitor Port . 3. T o m oni tor one o r mo re p o rts.
Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features — Th is page is intentionally unuse d. — B-30.
C T r oubleshooting Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3 Troubleshooting Approaches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3 Chassis Ove r-Tem per a ture De tecti on .
Troubleshooting Conte n ts Displaying the Configuration F i le . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-39 CLI: Vie wing the Co nf iguratio n File . . . . . . . . . . . . . . . . . . . . . . C-39 Web : Viewing the Conf igu r ation File .
Troubleshooting Overview Overview Thi s chapter addresses performance - re lated ne two r k pro ble ms th at can be caused by topology , swi t ch configurat i on, an d t h e effects o f othe r d e vices o r their config urations on sw it ch operation.
Troubleshooting Trouble s hooting Approaches ■ Check the network cable s – Cabl ing pr oblems are a freque nt cause of network faults. Check the cables for da mage, correct t y pe, and p r oper connections. Y o u should also use a c a bl e teste r to check your c a bles for compliance to the rel evant IEEE 802.
Troubleshooting Chassis Over-Temperatu r e Detection Chassis Over -T emperature Detection If a Switc h 2800 Series de vice rea c he s an over -tempe ratu re condit ion, it generates a chassis-module W a rning message in the Eve nt Log and in any op ti onally co n f igured debug d e sti nati ons (conso le se ssion and SyslogD ser v- ers).
Troubleshooting Browser or Telnet Access Problems Browser or T e lnet Access Problems Cannot access the w e b browser i n terfa ce: ■ Access may be disabled by th e We b Age n t Enabled parameter in the switch console . Check the se ttin g on th is p a ram e ter by selecting: 2.
Troubleshooting Browser or Telnet Access Proble ms Cannot T e lne t in to t h e switch con sole from a sta t ion on the network: ■ T e lnet access may be disa bled by the I nbound T e lnet Enab led parame ter i n the S y ste m In fo rmati on scr een of the menu i n terface: 2.
Troubleshooting Unusual Netwo r k Activity Unusual Network Activity Network activi ty that fai l s to mee t accepted norms may indicate a hardw a re pr oblem with one or more of the ne twork components, p o ssibly i n cluding th e switch.
Troubleshooting Unusual Network Activity Thi s can al so happen, for example, i f the server is first configur ed to i ssue IP addresses with an un limited du rat ion , t h en is subsequently co nfigured to issue IP addresse s that will expire aft er a limite d d u rat ion .
Troubleshooting Unusual Netwo r k Activity ■ If there is more than one physic a l path between the swi t ch and th e other CDP device and STP is runni n g on t he switch, then S TP will block the red unda nt link(s).
Troubleshooting Unusual Network Activity ■ Using the Switch Console Interface: Fr om the Ma in Menu, che ck th e Management Address Information scree n by c licking on 1.
Troubleshooting Unusual Netwo r k Activity ■ Ensure that the radius-se r ver timeou t pe riod is lo ng enough f or network conditions. The switch does not authenticate a client even th ough th e RAD I US server i s properly confi gured an d pro vid ing a response to the authentication request.
Troubleshooting Unusual Network Activity Port A9 shows a n “Open” statu s even thoug h Access Contr ol is se t to Unauthorize d (Force Auth ). Th is is bec ause the port- ac cess au the n ticato r has not yet b een activ a ted.
Troubleshooting Unusual Netwo r k Activity Also, ensur e that the swit ch port used to access the RADIUS serve r is not blocked by a n 802.1 X con f igu r ati on on th at p o rt. For exa m ple , sho w port - access authenticator < p o rt-li st > giv e s you the sta t us for the spe c ified ports.
Troubleshooting Unusual Network Activity it ei th er mu st match the ser v er key or you must configure a server -spec i fi c key . If the swi t ch al ready has a serve r -s pecific ke y a ssigned to the server’ s IP addre ss, t hen it ove rri des th e global key and m u st ma tc h th e server ke y .
Troubleshooting Unusual Netwo r k Activity Fast- U plink T r oubleshooting. Som e of th e pro ble ms that can r e sult fr om incorre c t usage of Fast-Uplink STP include temporary loops and genera tion of duplica t e packets. Problem sources can include : ■ Fast- Up link is co nf ig ured on a switch that is the STP ro o t devic e.
Troubleshooting Unusual Network Activity Switch does not detect a clien t’ s publ ic ke y that does appear i n the switch ’ s pu bl ic ke y fil e ( show ip clien t -public-key ). The cli e nt ’ s publi c key entry in the public key fi le may be pr ece ded by an other ent r y t h at does n ot terminate wi th a new line (CR).
Troubleshooting Unusual Netwo r k Activity T A CACS-Related Problems Event Log. When troubleshooting T ACACS+ op eration, check the s w itch’ s Even t Log for i ndicati ons of pr oblem areas.
Troubleshooting Unusual Network Activity ■ The encryption key configured in the server does not match the encryption key co nfi g ure d in the switch (by usi ng the t acacs-server key command). V e rify the key in the server an d compare it to the key configured in the switch.
Troubleshooting Unusual Netwo r k Activity T i meP , SNTP , or Gateway Problems The Switch Cannot Find the T i me S e rve r or t he Con f igured Gatew ay . T i meP , SNTP , and Gateway ac cess are through the primary VLA N , w hich in the default configurati o n is the DE F A UL T_VLAN.
Troubleshooting Unusual Network Activity Swi t ch “Y” Switch “X” Link supporting VLAN_1 and VLA N _2 VLAN Por t Assignment Port VLAN_1 VLAN_2 X-3 Untagged T agged Port X-3 Port Y - 7 VLA N Port Assignment Port VLAN_1 VLAN_2 Y -7 Untagged T agged Figure C-5.
Troubleshooting Unusual Netwo r k Activity Se rver HP Pro C urve Switches Covered by thi s Guide (Multiple Forwarding Database) Switch with Single Forwa r ding Database MAC Address “A”; VLAN 1 MA C A ddress “A”; V LAN 2 Problem: This switch de tec ts contin ual mov es of MAC addr e ss “A” between ports.
Troubleshooting Using Loggin g To Identify Proble m Sources Using Logging T o Identify Problem Sources Event Log O p eration The Event Log records operating events as sin g le-line ent r ies l i ste d in chrono - logic al order , an d serves as a tool for isolating problems.
Troubleshooting Using Log g in g To Identify Pro b lem Sources (The event log is not erased by using the Reboot Swi t ch c o mmand i n the Mai n Menu.) T able C-1.
Troubleshooting Using Loggin g To Identify Proble m Sources Menu: Entering and Navigating in the Event Log From the Main Menu, select Event Log . Range of Events in the Log Range of Log E v ents Displaye d Log Status Line Figure C-8.
Troubleshooting Using Log g in g To Identify Pro b lem Sources CLI: Using the CLI, yo u can li st ■ Events recorde d sin c e the last boot of the swit ch ■ All e vents recorde d ■ Eve n t entrie.
Troubleshooting Using Loggin g To Identify Proble m Sources Debug and Syslog Operation Y ou can direct swi t ch debug (Event log) messages to th ese destinations: ■ Up to six SyslogD servers ■ One management-access session through: • A direct- c onnect RS-232 consol e C LI session • A T e lnet session • A n SSH session Figure C-9.
Troubleshooting Using Log g in g To Identify Pro b lem Sources Debug T y pes. This section describes the types of debug messages the switch can send to confi g ured debu g desti n at ions. Synta x: [no] debug < debug-type > al l Configures the switch to send all debug types to the confi g- ured debug desti n ation(s).
Troubleshooting Using Loggin g To Identify Proble m Sources Co nf iguri n g the Sw itch T o Se n d De bug Messages to One or More SyslogD Servers. Use the logg ing comma n d to co nfigure the switch to send Syslog messages to a SyslogD server , or to remove a SyslogD server from the swi t ch configuration.
Troubleshooting Using Log g in g To Identify Pro b lem Sources For e x ample, on a switch where there a r e n o Syslo g D server s confi g ured, yo u w ould do the follow i n g to con fig ure SyslogD servers 18.
Troubleshooting Using Loggin g To Identify Proble m Sources Enabling or D i sab l ing Logging to Management Sessions and SyslogD Ser v ers. Use this co mmand w he n you w a nt to do an y of the following: ■ Disable Syslog log ging on all currently configure d SyslogD servers with- out removing the serve r s from the switch co n f iguration.
Troubleshooting Using Log g in g To Identify Pro b lem Sources Shows tha t Sy slog (Destinatio n ) logg ing i s e nabled and tra n smitting log messag e s to IP address 18.120.38.155. Al so shows that the l ogging facil i ty is set to use r (the default), and that session logging is enable d.
Troubleshooting Using Loggin g To Identify Proble m Sources Syntax : show debug List the current debug status for both Syslog logging and Session loggi n g. Sho w s that Sy slog logging is enable d a nd sending event message s to th e user facility on the Sy slogD serve r at IP address 18.
Troubleshooting Diagnostic Tools ■ Ensure that your Syslog s e rver (s ) w i ll accept Debug mes s ages . All Syslog messages the switc h genera tes carry the configured facility . Al l Syslog messages resulting from debug operation c a rry a “debug” severity .
Troubleshooting Diagnostic Tools 2. If the a t tached e n d-node doe s not have an Auto mode setting, the n you must manua lly config ure the swi tch por t to the sam e setting as the end- n ode po rt. See Chapt e r 10, “Po r t Status and Basi c Con fig urati on”.
Troubleshooting Diagnostic Tools W e b: Executing Ping or Link T e sts 1. Cli ck here. 4. For a Ping test, enter the IP address of the tar get device . Fo r a Lin k test, ente r the MA C address of the tar get de vic e. 3. Select Ping T e st (the default) o r Link T e st 5.
Troubleshooting Diagnostic Tools T i meout in Seconds is the nu m ber of seco nd s to all ow pe r attem p t to test a connection before determi n ing that the curren t atte mpt h a s fai l ed . T o halt a Link or Ping test be fore it con clude s, click on th e Stop bu tton .
Troubleshooting Diagnostic Tools Link T e sts. Y o u can issue single or multiple lin k tests with va rying rep e ti - tion s and tim eout pe riods. Th e defau lts are : ■ Repetitions: 1 (1 - 999 ) .
Troubleshooting Diagnostic Tools Displaying the Confi g uration File The complete switc h configuration is co ntained in a fil e that you can browse fro m either the web bro w se r interface or the CLI. It may be useful in some trouble s hooting scenar ios to view the swi t ch configur at i on.
Troubleshooting Diagnostic Tools Listing Switch Config uration and Operation Details for Help in T roubleshooting Release G.04.05 and greate r includes the sho w tech command.
Troubleshooting Diagnostic Tools 1. In Hypertermin a l, cli ck on T r ansfer | Capture T e xt... Figure C-17. The Captu r e T e xt w i nd ow of the Hypertex t Application Use d w ith Microsoft Windows Software 2. In the F ile fi eld, enter the p ath and f ile name unde r w hich you want to store th e show tec h output .
Troubleshooting Diagnostic Tools CLI Administrative and T r oubleshooting Commands These comma nds provid e informa tion or pe rform actions that you may find helpfu l in tr oublesh ooti ng oper ati ng p r oblem s with th e switch . Not e For more on the CLI, refer to “Using the Co mmand Line I nt e rface (CLI)” o n page 4-1.
Troubleshooting Restoring the Factory-Default Configuration Restoring the Factory-Default Configuration As p a rt of your tr oubleshoot in g process, it may become ne cessary to return the switc h configuration to the factor y defaul t settings.
Troubleshooting Restoring a Flash Image Restoring a Flash Image The switch can lose it s op erati n g system if either the primary or sec o nda ry flash ima ge location is empty or c o nta i ns a corrupted OS file and an operator use s th e er ase fl ash co mmand to erase a good O S image fi le from t h e opposi te fl ash l o cat i on.
Troubleshooting Restoring a Flash Image 4. Sinc e the OS fil e is l a rge, you can increase the speed of the dow n load by changing the swi tch console and termin al emulator baud ra tes to a hig h spe e d. For example: a. Change the swi t ch baud rate to 115,2 00 Bps.
Troubleshooting Restoring a Flash Image Figure C-19. Exampl e of Xmodem Downl oad in Pro g ress 8. When the dow n load compl e tes, the swi t ch reboots f r om pri m ary f l ash usi ng the OS image you dow n loaded in the preceding steps, plus the most recent startup-config file.
D MAC Address Management Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2 Determining MAC Addresses in the Swi t ch . . . . . . . . . . . . . . . . . . . . . . . . D-2 Menu: Vie w ing th e Swi t ch ’s MAC Addresse s .
MAC Address Management Overview Overview The switch assigns MAC ad dresse s in these areas: ■ For management functions: • O ne Base MAC address assigned to th e d e faul t VLAN (VID = 1) • A ddi.
MAC Address Managemen t Determining MAC Addresses in the Switch ■ Use the CLI to view the swi t ch’ s port MAC ad dresses in hexadecima l format. Menu: V i ewing the Swi t ch’ s MAC Addresses Th.
MAC Address Management Determining MAC Add r esses in the Switch CLI: V i ewi n g the Port and VLAN MAC Addresses The MAC address assigne d to each swi tch port is use d internally b y such features as Flow Control and the Spanning T r ee Pro tocol.
MAC Address Managemen t Determining MAC Addresses in the Switch ifPhy sAd dress.226 & 237 MAC Addresses for n on-default VLA N s. ifPhy s Address.1 - 6: Ports A 1 - A6 in Slot 1 (Addresses 7 - 24 in slot 1 and 25 - 48 in slot 2 ar e unused.) ifPhy s Address.
------------- ------- -------- MAC Address Management Viewing theMAC Addresses of C onnected Devices on Series 2600/260 0-PWR, 2800 and 4100gl Switches V i ewing theMAC Addresses of Connected Devices .
E Daylight Savings T i me on HP ProCurve Switches Configuring Daylight Savings T i me Thi s in fo rmation ap plies to th e following H P ProCu r ve switc hes: • 2512 • 2524 • 2626 • 2650 • 2.
Daylight Savings T i me on HP ProCurve Switches Configuring Daylight Savings Time Canada and Continental US: • B egin DST at 2am the first Su nday on or after April 1st. • E nd DST at 2am the first Sun day on or after October 25th. Middle Europe and Portugal : • B egin DST at 2am the first Su nday on or after March 25th.
Daylight Savings Time on HP ProCurve Switches Configuring Dayligh t Savings Time Bef o re co nf iguring a "User def ined" Dayligh t Time Rule, it is importa nt to understand how the switc h treats the en tries.
Daylight Savings T i me on HP ProCurve Switches Configuring Daylight Savings Time — Th is page is intentionally unuse d. — E-4.
Index Symbols => prompt … C -44 Numerics 802.3u a u to neg o tiation standa rd … 10-4 A access manage r … 13-13 oper a to r … 13-13 ACL debu g See also debug command.
priority settings ma pped to downstream de vi ce s … 10 -30 Clear button … 5-11 resto r ing factory default configuration … C-43 CLI context level … 10-10 command line interface Se e CL I.
effect of priorit y settings … 10-30 duplicate MAC address See MAC address Dyn1 Se e LACP. E ending a console se ssio n … 3-5 event log … 3-7, C-2 3 navig a tion … C -25 See also debug logging.
removing or rep l acing … 8 -10 IP preserve DHCP ser v er … 8 -16 overview … 8 -16 rules, operating … 8 -16 sum m ary of effect … 8 -19 IPX netwo r k number … B-7 J Java … 5-4, 5-5 jum b.
startup configuration … 3-10 menu interface configuration changes, saving … 3 -10 MI B … 13-4 MIB listing … 13-4 MIB, HP proprietary … 13-4 MIB, standard … 13-4 mirroring Se e port monitoring.
enabling dynamic LACP … 1 2-16 FEC … 12-7, 12-2 5 IGMP … 12-9 LACP … 10-5 LACP, full duplex req u ired … 1 2-5 link requirements … 12-3 logical port … 1 2-9 media requirements … 12-8 m.
secure copy Se e SCP/SFTP. secure FTP Se e SCP/SFTP. security … 5 -11, 7-3 Self Tes t LED behavior during factory default reset … C-43 serial num b er … B -6 ses sion Se e debug logging.
URL … 5-12 URL Window … 5 -12 switch console Se e console. switch setup menu … 3 -8 switch software Se e OS. switch-to- swit ch do wn load … A-14 Syslog facility, user … C -34 Se e debug loggin g.
URL browser interface online help location … 5-13 HP Procurve … 5 -13, 13-4 management … 5 -1 3 management server … 5 -12, 5-13 suppor t … 5-12, 5-13 user name, usin g for bro wse r o r conso le access … 5-8, 5-10 users, SNMPv3 Se e SNMPv3.
10 – Index.
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T echnical inf ormati on in this document is subj ect to change w ithout noti ce. ©Cop yr ight 2000, 2004. Hew lett-P ack ar d Deve lopment Compan y , L.P . Rep roduc tion, adap tation , or translati on with out pri or wr itten permissi on is prohib ited ex cept as allo wed unde r the copy righ t laws.
An important point after buying a device HP (Hewlett-Packard) 4104GL (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought HP (Hewlett-Packard) 4104GL yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data HP (Hewlett-Packard) 4104GL - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, HP (Hewlett-Packard) 4104GL you will learn all the available features of the product, as well as information on its operation. The information that you get HP (Hewlett-Packard) 4104GL will certainly help you make a decision on the purchase.
If you already are a holder of HP (Hewlett-Packard) 4104GL, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime HP (Hewlett-Packard) 4104GL.
However, one of the most important roles played by the user manual is to help in solving problems with HP (Hewlett-Packard) 4104GL. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device HP (Hewlett-Packard) 4104GL along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
