Instruction/ maintenance manual of the product Traffix Transcend Traffix Manager HP
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® http:/ /www.3com.com/ Tr a n s c e n d ® T raf fix ™ Manager User Guide Software ve rsion 3.0 for Windows NT ® Part No. 09-182 5-000 Publ ished Au gust 1999.
3Com Corporat ion 5400 Bay front Plaz a Santa Clara , California 9505 2-8145 Copyri ght © 199 9 3C om T echnologies . All ri ghts reserved . No p art of th is doc umentati on ma y be reproduce d in a.
C ONTENTS A BOUT T HIS G UID E How T o Use T h e T raff ix Manager Do cume ntation 11 Convent ions 13 T e rmin ology U sed in this Gui de 1 4 Relat ed Docu mentati on 14 Document s 14 Web Si t e s 1 4.
P ART II H OW T RAF FIX M AN AGER W ORKS 3 C OLLECTING D ATA How T ra ffix Manager Processes C olle cted D ata 35 RMON Overview 37 Remote Moni torin g 37 RMON-2 Sta ndard 37 How T ra ffix Manager Dis .
7 D ISPLAYING N ETWORK T RAFFIC IN THE M AIN W IND OW Loading N etwork T ra ffic Data 57 Working wit h Objects in the Main W indow 58 Displaying Object Information 58 Sear ching fo r Objects 59 Select.
10 V IEWING E VENTS Overview 81 Viewi ng Even ts 82 Filt erin g Even ts 83 Summ arizing E vent s 84 Outp ut of Even ts 84 Viewing a nd Managi ng Select ed Events 85 Del eti ng Ev ent s 85 Ignorin g De.
12 R EPORT T YPES Report T emp lates 9 9 Activity R eports 99 T op N Repo rts 99 Connect ion Activit y Report 1 00 Device A ctivity Re port 101 Group Activity Re port 102 Segm ent A ctiv ity Rep ort 1.
C A GGR EGATI NG D EVICES Overview 129 Defaul t Aggr egation 1 29 Specif ying an Aggregation P olicy 13 0 D U SING THE S UBNETS DB F ILE Using the Subnet sDB File 133 How Su bnet Group ing Works 135 E.
G C ONFI GURING 3C OM S TAND ALONE RMON- 2 A GENTS Dow nloa din g Fir mwar e to 3C om St anda lon e Age nts 153 Setting the Op eration al Mode on 3Com Sta ndalone RMON-2 Agen ts 154 H DHCP How T r aff.
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A BOUT T HIS G UIDE This guid e describes T ranscend ® T raf fix ™ Manager ver sion 3. 0 for Windows NT . This app li cati on gather s, displays an d analyz es enterprise-wi de netwo rk traffic.
12 A BOU T T HIS G UIDE An overvi ew of the RMON-1 and RMON-2 standa rds, and an introdu ction to h ow Traffix Manager u ses RMON-2 agents to collect d ata from your ne twork. Chapter 3 Informa tion on groupi ng devi ces to create v iews of your ne twork in the Map.
Conve ntions 13 Conv entions Ta b l e 2 and Ta b l e 3 l ist conventi ons that are used thr ough out thi s guide. Informa tion abou t what’s ne w in this re lease of Traffix Mana ger. Releas e Not es A list o f known prob lems in this release of Traffix Ma nager .
14 A BOU T T HIS G UIDE T ermin olog y Use d in thi s G u ide Refer to the G lossary at the end of this Use r Gui de for defini tions of terms. T e rms whi ch are define d in t he Glossar y are italicized a t their first use in t he User Guid e.
Docu menta tio n Comm ent s 15 RMON-2 Pr otocol Iden tifi ers: http://www.it.kth.se/d ocs/rfc/rfcs/rfc2074.txt Miscel laneous List of th ir d-party agents whi ch are suppor ted by T raff ix Manag er: http://www.3com.com/ne twork_management/probe_interop Link s to ne twork mana g ement inf ormat ion: http://snmp.
16 A BOU T T HIS G UIDE Y ear 2000 Compliance For info rmatio n on Y ear 2 000 co mpl iance and 3Com produc ts, vis it the 3Com Y ea r 200 0 Web pag e: http://www.
I G ETTING S TARTED WITH T RAFFIX M ANAG ER Chapter 1 Traffi x Manager Overvi ew Cha pter 2 Launching T raffix M anager for the First Ti me.
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1 T RA F F IX M AN AGER O VERVIEW This chap ter introduces you to T raffix ™ Manager . It contai ns the following sect ions: ■ What to R ead First ■ Featur es of T raf fix M anager ■ How Does .
20 C HAPTER 1: T RAFFIX M ANAGER O VERVI EW The T raf fi x Ma nag er on li ne he lp con t ain s de tail ed pr ocedural inf orma ti on on how to perf orm all tasks, an d in f ormatio n about each appli catio n dia lo g bo x .
How Does Traffix Manager W ork? 21 ■ Indu stry sta ndards — T raffix Manag er supp orts the IE TF RMO N-2 stand ard, whi ch enabl es in form atio n ab out netwo rk and applic at ion laye r pr otocol co mmunica tion pat terns to b e collecte d. See “ R MO N Overview” on pag e 37 for more informat ion.
22 C HAPTER 1: T RAFFIX M ANAGER O VERVI EW Figu re 1 T raf fix Ma nage r Gather s Data fr om the Netw ork The coll ect ed dat a is st ored i n th e da ta base , an d c hec ked ag ain st confi gur ed event rules to see whet her a traf fic event shoul d be gener ate d.
Strategy for New Users 23 Strateg y for Ne w Users If you hav e just begun us ing T raf fix Man ager t o monit o r your network, you shou ld do the fol l owin g: ■ Set up a li mited num ber of agent s from whi ch to coll ect data unt il you become fam ilia r wi th the dat a co llection pr ocess.
24 C HAPTER 1: T RAFFIX M ANAGER O VERVI EW.
2 L AUNCHING T RAFFIX M ANAGER FOR THE F IRST T IME This c hapte r provide s inform atio n on laun ching T raffix ™ Mana ge r for the first tim e. Infor mati on on in stallin g T raffix Manag er is docum ente d in the Rele ase No tes which are shipped wi th this pr oduct.
26 C HAPTER 2: L AUNCHING T RAF FIX M ANAGER FOR THE F IR ST T IME Launchi ng the T ra ffix Manag er Server Ther e ar e two steps to launc hing T raf f ix Manag er: you must lau nch the T r affix Mana ger serve r first and then laun ch the T ra ffix Manag er client.
Laun ch ing the Tr affi x Mana ger Cl ien t 27 confi gurati on of dat a sour ces, and take you to the po in t where traf fic data i s dis play ed in the mai n win dow . The startup wizard first prompts you for the DNS do mai n(s) of those devices whic h you want to monito r in de t ail.
28 C HAPTER 2: L AUNCHING T RAF FIX M ANAGER FOR THE F IR ST T IME Figu re 2 T raf f ix Manager Main W indow Stop ping T raf fix Mana ger T o st op a T raffi x Manager cli ent , cl ick Exit on the Fi le menu in the main window . T o sto p the T raffix Mana ger serve r , click Stop Server in the T r affix Control Pane l.
Mai n Wi ndow Ref eren ce 29 ■ Map — Cont ai ns a graphical r epresen tatio n o f the network , showi ng the hierarchy of objects an d th e traffic flowing betwe en the m . ■ Graph Panel — Shows the most signi ficant network acti vit y of the curr ently selected o bjects i n graphi cal form.
30 C HAPTER 2: L AUNCHING T RAF FIX M ANAGER FOR THE F IR ST T IME Groupi ngs... Launc hes the Grou pings d ialog box fro m wh ich you can create , modify and d elete gro upings fr om this dialog box. Reload Attri butes Launches the Re load Attrib utes dialog b ox from which you reload attributes for devices in the Map.
Mai n Wi ndow Ref eren ce 31 Zoom... Launches a sub- menu in whic h you select fro m the follo wing: ■ Zoom In — Zooms i nto area conta ining curren tly select ed ob je c ts. If no obj ec ts are sel ect e d, the c urre ntly disp laye d ar ea is ma gni fie d.
32 C HAPTER 2: L AUNCHING T RAF FIX M ANAGER FOR THE F IR ST T IME See Ch apter 7 , “Di spl ayin g Ne twor k T raffic in the Mai n W i ndo w” for detail ed infor mati on on wo rking with obje cts in th e ma in wi ndo w . Index Launches o nline help wit h t he Ind ex ta b sele cte d.
II H OW T RAFFIX M ANAGER W ORKS Cha pter 3 Collecting Data Cha pter 4 Grouping Network De vices in the Map.
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3 C OLLECTING D ATA This chap ter descr ibes how T ra ffix ™ Manager coll e ct s data from your netwo rk. It contai ns the following sect ions: ■ How T raffix Manag er Processes Collecte d Data .
36 C HAPTER 3: C OLLECTING D ATA Figu re 3 Collected D ata is added t o a Relat ional Dat abase From the colle cted data , yo u ca n bu ild up a p ictu re of no rmal level s of netwo rk tra ffic an d typi cal n etw ork usag e.
RMON O vervi ew 37 RMON Ov erview T raffix Manager supports all agents th at are compliant with the Inter net Engi nee r ing T ask For c e (I ETF) Remote MONi tori ng Management Inform atio n Ba se V ersio n 1 (R MO N-1 M IB), de fine d in R FC 175 7, and V ersion 2 (RMON- 2 MIB), defi ned in RFCs 202 1 and 2074 .
38 C HAPTER 3: C OLLECTING D ATA singl e segment. T raf fix Manager uses R MON-2 func ti onality to buil d up a picture of comm uni cating devic es on the netwo rk an d the traffic flowin g between t hem, i ncl uding network l ayer addr esses and pr otoc ols seen.
4 G RO U P I N G N ETWORK D EVICES IN THE M AP This chap ter co ntai ns the fol lowin g s ect ions: ■ Overview ■ Attrib utes ■ Groupi ngs Overview W ith T raffix ™ Mana ger , you can gr oup devic es in t he Map acco rd ing to your o wn c riter i a.
40 C HAPTER 4: G ROUPING N ETWORK D EVICES IN THE M AP Attrib utes T o un ders tan d how T raffix Ma nager g roups de vice s in the Ma p, it he lps to be fami liar with the concepts o f a ttribu tes and groupin gs . An attribute is a label f or a piece of infor mat ion abo ut a device: for exampl e, locat ion or IP address .
Attribu tes 41 MAC Addr Only devices wh ich are in the sam e broadcast d omain as the in te rface on an RMON -2 agent will have the MAC address attrib ute assigned to the m.
42 C HAPTER 4: G ROUPING N ETWORK D EVICES IN THE M AP Assignin g MA C Ad dresses When the client is firs t started, it trie s to locate the T raffix Manag er server thr ough t he use of a broad cast message.
Groupi ngs 43 The Map shows a hie r arch ical vi ew of the devices i n your networ k accor ding to t he selected gr oupin g. By selectin g a Geographical gr oupi ng for exa mple , de vice s wil l be group ed a ccordin g to w hich coun try the y are in.
44 C HAPTER 4: G ROUPING N ETWORK D EVICES IN THE M AP a Add appr opriate entr ies to th e SubnetsD B con figuration f ile. See Appen dix D , “Usin g the Subne tsDB File” , for details. b Either start a new d ataba se or use Reload Attrib utes... with Subnets checked to update the attri butes o f exist ing devices i n the d atabase .
Groupi ngs 45 Figu re 5 Attributes dialog box The Attrib utes d ialog box d isplays, in rows, a list o f selected devices on your ne twork, a nd in columns, a li st of av ailable a ttribu tes. By d efaul t, devices currently sel ected in the Ma p are listed, w ith valu es for th e attributes that apply to the selected grouping.
46 C HAPTER 4: G ROUPING N ETWORK D EVICES IN THE M AP Figu re 6 Groupings dialog box.
III R UNNING T RAFFIX M ANAGER Cha pter 5 Launching Traffi x M anager After the Fi rst Time Cha pter 6 Configuri ng Agents for Data Col lection Cha pter 7 Displaying Network Traff ic in the Main Windo.
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5 L AUNCHING T RAFFIX M ANAGER A FTER THE F IRST T IME This chapt er pr ovides informat ion on how t o launc h T raffix ™ Ma nager , after th e firs t time.
50 C HAPTER 5: L AUNCHING T RAF FIX M ANAGER A FTER THE F IRST T IME T o us e a r emote serv er , you must add t he I P ad dre ss of the machi ne runnin g the server to th e shortcu t in the Start m enu. T o do so , fol low thes e s tep s: 1 Sele ct Settin gs from the Start men u, and then Ta s k b a r .
6 C ONFIGU RING A GENTS FOR D ATA C OLLECTION This chapt er describe s how to use T raf fix ™ Manage r t o iden ti fy and enab le RMO N ag ents on yo ur ne twork for da ta co llecti on.
52 C HAPTER 6: C ONF IGUR ING A GENTS FO R D ATA C OLLECTION Finding Agents for Data C ollectio n The age nts used may be devices with R MON-1 o r RMON- 2 e mbedded withi n them, such as swit ch es or hubs, or they ma y be ded icat ed stand- alone RMON pr obes.
Finding Age nts for Data C ollecti on 53 T o enable you to manag e larg e numb ers of collec tion a gen ts, agent folde rs can be cr eat ed i n the tree and t he agents dragged and dr opped into th em.
54 C HAPTER 6: C ONF IGUR ING A GENTS FO R D ATA C OLLECTION Viewing Agen t Stati stics Y ou can view the stati s tics of a sel ect ed agen t fr om the Agent St at ist ics dia log box. Th is di alog bo x dis play s va rious stat istics related to SN MP commu nication with the agen t.
Finding Age nts for Data C ollecti on 55 T raffix Man a ge r . Se e A ppe ndix G for mo re informat ion abo ut setti ng the mode on 3Co m standa lone RMON-2 agent s.
56 C HAPTER 6: C ONF IGUR ING A GENTS FO R D ATA C OLLECTION.
7 D ISPLAYING N ETWORK T RAF FIC IN THE M AIN W INDOW This chap ter co ntai ns the fol lowin g s ect ions: ■ Loadin g Netwo rk T raffic Data ■ Working w ith Obje cts i n the Ma in W i ndow ■ Dis.
58 C HAPTER 7: D ISPLAYING N ETWORK T RAFFIC IN THE M AIN W INDOW Figu re 7 Load T raf fic dialog box Wo rking wit h Objects in t he Main Wind ow Once you ha ve loaded networ k t raf fic data , you can displ ay informati on about ob jects on your networ k, sear ch for and select obj ects, and locate objec ts in the Map .
Displaying Network Traffic Da ta 59 ■ Gr ey — I nac ti ve ■ Gr een — T ransmi tting traffic only ■ Y ellow — Rec eivin g traffic o nly ■ Orange — T ra nsmittin g and receiving traffic A sele cted ob jec t is colored bl ue.
60 C HAPTER 7: D ISPLAYING N ETWORK T RAFFIC IN THE M AIN W INDOW Ta b l e 7 desc ribe s the traffic d ispl ay op tion s av ailabl e from the Displ ay menu an d fr om buttons in th e main win dow .
Proto cols, Applicati ons and Favori tes 61 Com binin g To a n d From and Be twee n Y ou can use the T o and Fr om and Be tween opti on s in combi nati on to turn of f a subset of th e tra f fic connect ions.
62 C HAPTER 7: D ISPLAYING N ETWORK T RAFFIC IN THE M AIN W INDOW If you wan t to c han ge the pro tocol s in an a ppl icatio n, c rea te a new favorite rather than ed it a pre defin ed appl icatio n grou ping.
Proto cols, Applicati ons and Favori tes 63 Y ou might then create a favorite called Server , cont aini ng b oth user -defi ned p rotocols. Y ou co uld di spla y this favo rite in the Ma p as a single col o r , to show the overal l use of both pro tocol s on yo ur networ k.
64 C HAPTER 7: D ISPLAYING N ETWORK T RAFFIC IN THE M AIN W INDOW ■ Y ou can only cr e ate child pr o t ocols if the pr otocol you ar e extending support s the addi tion of child pr otocol s. Many curr ent impleme ntatio ns of RMON-2 agents do not sup port user -define d pr otoc ols.
8 D ISPLAYING T RAF FIC IN G RAP HS This chap ter co ntai ns the fol lowin g s ect ions: ■ Overview ■ Using th e Graph Pane l ■ Using t he Launch Grap h Dial og Bo x Overview Y ou can use t he gr aph t ool s in T raf f ix ™ Manage r to anal yze mapped traf fic.
66 C HAPTER 8: D ISPLAYING T RAFFIC IN G RAPHS Using the Graph Panel The Graph Pa nel of the main window shows basi c in for mati on about the networ k activit y of select ed items in the Map as a nu mber of grap hs.
Using the Launch G raph Dialog Box 67 Use the Graph Panel Sett ings di al og box to configur e the displ ay of the Graph Pane l. Figu re 9 Graph Panel Settings dialog box The opti ons for di splay ar .
68 C HAPTER 8: D ISPLAYING T RAFFIC IN G RAPHS Figur e 10 Launch Graph dialog box The sett ings used to creat e the launched gr aph are those used in the Map at t he ti me you laun ch the dial og b ox. If the data is fi lte red in some way , for exa mpl e by protoco l, that f ilter ing is used when pr oducing t he graphs.
Using the Launch G raph Dialog Box 69 ■ T op Objects — Show th e bu sie s t ob je c ts. Wh ich obje ct s are consid ered d epend s on the leve l set in th e Gra ph Setti ngs d ialog box . ■ T op Conn ection s — Shows the b usiest conne ctions.
70 C HAPTER 8: D ISPLAYING T RAFFIC IN G RAPHS.
9 U SING E VENT R ULES This chapt er describe s how to use event ru les t o analy ze th e dat a collecte d by T raffix ™ Mana ger and to info rm you of tra ffic changes on your net w or k.
72 C HAPTER 9: U SING E VENT R ULES The ev ent rul es in T ra f fix Manage r fall in to two b road catego ries: ■ Security — An event i s gene rated when so me asp ect of n etwork securit y may have been com pr o mised. ■ Tr a f f i c — An ev ent is ge nerate d when a sign ificant change in tra f fic patter n s is dete cte d.
Exam ples o f Event Ru le s 73 Examples o f Even t Rule s Ther e ar e a total of eight ty pes of even t rule, t he po ssible uses of which are disc uss ed below . Securi t y Event Ru les These types of ev ent rul e help you to pr otect your net work fr om unaut ho riz e d acce s s or im p roper use .
74 C HAPTER 9: U SING E VENT R ULES T raffic Even t R ules These types of event r ule hel p you to detect sign ificant chang es in t he behav io r of a machin e or connect ion. Such changes are of ten caus es or indicat o rs of pr obl ems on the ne twor k.
Config uring E vent Rul es 75 By appl ying t he pr otocol fi lter t o an even t rule of thi s type , you can use i t to monit or the usa g e of spec if ic ne tw or k s er vi c es on the de vi c es. For exam ple, yo u can us e this event ru le t o: ■ Monitor the a ctivity o f your e -mail servers.
76 C HAPTER 9: U SING E VENT R ULES Figur e 11 Event Rules dial og box T raffi x Manager pr ovides wizar ds to help you add and ed it event rules. Refi ning Event Ru les When you add or edi t an event r ule, you can modi fy it to monit or the traffic on y our ne twork and y our n etwork secur ity , acc ording to yo ur ow n r equir ements.
Using E ven t Rules 77 Spe cifyi ng the Tim e Filt er W ith certa in types of event ru le, you can sp ecify the times at wh ich rul es apply . For exam ple, you coul d choose to restrict u nauth orized tra ffic at all times , or on ly du rin g certa in perio ds .
78 C HAPTER 9: U SING E VENT R ULES Maintaining Network Security Y ou can conf igure Detect N etwork Sweep Attack a nd Detect New Devices ev ent rules to gene rate securi ty events.
Using E ven t Rules 79 The Map can pr ovide you wit h immedi at e infor mation ab out whi c h devic e s ha v e bee n us i n g pa rti cu lar s er ver s. Detecting Unauthori zed Servers Y ou can use the Detect Networ k Sweep At tack rule t o spot u sers cr eat ing unauth or ized ser v er s on the net work.
80 C HAPTER 9: U SING E VENT R ULES Imple menting Business Poli ci es Some orga nizations and netw or k admin ist r ators ha ve specific polici es abou t ho w the networ k can be used , in general or at dif feren t times of day .
10 V IEWING E VENTS This chapt er desc ri bes use of the Event List . It cont ains the f ollow in g sect io ns: ■ Overview ■ Viewi ng Eve nts ■ Viewi ng an d Managing Selec t ed Even ts ■ Forw.
82 C HAPTER 10: V IEWING E VENTS View ing Eve nts Y ou use the Event List to displa y info rmati o n abo ut eve nts. Figur e 12 Event L ist The Event List pr ovid es the fol lowing inf ormat ion abo ut each event : ■ Acknow led ged — whether the e vent has been acknowledged .
Viewi ng Ev ents 83 ■ The severi ty of th e even t . ■ The rule t hat gene rated the event. ■ A detai le d explan at ion of t he re ason for the event. ■ The acti vity of t he devic e befor e and after the chang e that cau sed the ev e n t. Y ou can sort, filt er , and summariz e th e displa y of events .
84 C HAPTER 10: V IEWING E VENTS ■ By event rule. ■ By devi ce / grou p — Y ou can select a gr ouping and a gr oup or device. When lau nched for a p articula r gr oup or devi ce fr om the M ap, the Ev en t List show s al l ev ents in th e ev ent lo g w hich relate to the selecte d device or gr oup.
Viewi ng an d Manag ing Sele cted Ev ent s 85 View ing and Mana ging Select ed Events By select ing an e vent in the E vent Li st, you can carry o ut the followi ng actions. These action s do not ap ply to e vents ge nerate d by th e Colle ctor or th e Re por ter .
86 C HAPTER 10: V IEWING E VENTS Forwarding Events as SNMP T ra ps By s ele ctin g an eve nt in the Even t Ge nerat io n di alog bo x, yo u ca n ch oos e to forwa r d the event a s an S NMP tra p to yo ur ow n O pen Ma nageme nt Platf orm (f or examp le, HP OpenView or SunNet Man ager ).
Forwar ding Even ts as SN MP T raps 87 2 The MIB fi les that def ine eve nts ar e supplied by a number of enterp r ises. Sele ct 3Co m in the Ent erprise s field of the Event Con figur ation di alog box. The syst em ob ject ID corr espond s to the valu e suppli ed wi t h the SNMP T rap.
88 C HAPTER 10: V IEWING E VENTS.
11 O VERVIEW OF R EPORTING This chap ter co ntai ns the fol lowin g s ect ions: ■ Overview ■ Mana ging Repo rts ■ Strategy for Re porting ■ Ef fects of Gr oupi ng on Repo rts Overview Y ou use.
90 C HAPTER 11: O VERVI EW OF R EPORTING ■ Use top N reports to det ermine an d report on the most a ctive o bjects on your net work . Her e, N i s a number betwee n 1 and 50 th at you can choose for e ach report. The dif fer ent types of r eport ar e detai led in Chapter 12 .
Over view 91 We ekly Rep orts These r epor t s use all da ta collected on the day specifi ed and the follow ing 6 d ays. The repo rt is gene rated in th e e arly h ours of th e da y after the last da y covered by the report.
92 C HAPTER 11: O VERVI EW OF R EPORTING Managin g Re ports Y ou use th e Rep ort M anager to add, sche dule, edi t an d del ete r eports. Figur e 17 Report Manager The Repor t Manager has thr ee main ar eas: ■ Reports — Di splays a tree of report types, in stances, r aw data, and output.
Managi ng Re ports 93 The repo rting fea tures avai labl e depend on the clien t access le vel. A read-o nly user ca n brow se e xisti ng re por ts, vi ew report deta ils, a nd view reports in the outpu t queu e. An ad ministrato r can a lso add, edit a nd dele te rep orts, chan ge report sched uling and outp ut opt ions, an d run ad hoc reports.
94 C HAPTER 11: O VERVI EW OF R EPORTING Y ou can ch oose to de lete raw dat a to re claim di sk space if requi red. See “Sett ing Glob al Report Opti ons” on pag e 96 fo r more i nforma tion a bout deletin g raw repo rt da ta .
Managi ng Re ports 95 ■ Perio d — The time range covered by the se lected raw data or output . ■ Keep Re port — T he dat e the report is to be de leted, or K eep Forever , if the report is t o be kept ind efinite ly . ■ Stat us — Whe ther raw data or outpu t was gene rated successfull y .
96 C HAPTER 11: O VERVI EW OF R EPORTING Monitorin g Repo rt Generation and Output Use the Output Queue to view output requests tha t are due to be ru n, that a r e compl ete, or have fa iled. (R eport output could fa il if, f or exampl e, a file cannot be writt en to, or a prin ter is of f line.
Strategy for Rep orting 97 Strateg y for Repo rting This section contains a st rat egy t o help n ew users begi n r eporting wi th T raffix Man a ge r. Getting Started One of the most b eneficial fea tur es of t he R eport Ma nager is that you can u se i t to o btain a pi cture o f yo ur netw ork ’ s usua l beh avior .
98 C HAPTER 11: O VERVI EW OF R EPORTING groups, ra ther than f or your e ntire networ k. S ee “Creat ing and Assigning Attrib utes” on pag e 44 f or more in format ion.
12 R EPORT T YPES This chap ter descr ibes in d etail each type of report in T raffix ™ Mana ge r . Repo rt T em plates For each kind of ob je ct — connect i ons, devices, gr oups of devices, and segment — th ere are two types o f report tem plate , activi ty and top N.
100 C HAPTER 12 : R EPORT T YPES ■ The la st se ctio n con tain s info rmat ion ab out th e report it self su ch as its tit le, whet her i t wa s schedu led or ru n ad ho c , and when it was cr eated. The dif feren t types o f r eport ar e describ ed in turn in the r emai nder of this chapter .
Device Activity Report 101 Device Activity Repo rt This report co ntai ns de tail ed inf orma tion on each spec ifie d d evice . 2 Repor t Informati on Informatio n about the repo rt itself.
102 C HAPTER 12 : R EPORT T YPES Gr oup Activity Repo rt This r epor t con t ains det aile d informatio n on each spe cified gr oup. Ther e ar e three ways you can re port on gr oups: ■ Exte r nal .
Segment Activity Report 103 Segment A ctivity Repo rt This report co ntai ns de tail ed inf orma tion on each spec ifie d se gmen t. Fo r the purpo ses of r eporting, it is assumed that each separat e segment of your net w or k is moni tor ed by an agent i nt erface.
104 C HAPTER 12 : R EPORT T YPES Error History With Bas eli ne A baseline cha rt showing the actual total number o f error packe ts over the report period a s a line . This is ove rla id o n ban ds re pre sen t ing nor mal, bor d erl ine and unusu al er ror total s .
Top N Connecti ons Rep ort 105 T op N Conn ec tio ns Repo rt This report calcu lates the top N co nnectio ns by total oc tets sent and r eceived over the report perio d.
106 C HAPTER 12 : R EPORT T YPES ■ “From US at Coun try level to UK at City level” tells yo u which cities in the U.K. communi cated most with the U.S. ■ “From US at Device leve l t o UK at Device level ” tells you the busie st conne ct ions betw ee n individual devi ces in th e U.
Top N Devices Report 107 T o p N Devices Repo rt This report calcu lates the top N d evices by total o ctets sent and received, and by the number of “hits” over th e re p ort period. Y ou can limi t the report to co nsi der only d ev ices wit hin a spe cif ied group.
108 C HAPTER 12 : R EPORT T YPES 1.2 Top Devices By Hits A stacked bar chart containing the top N de vices as measur ed by total hits , brok en do wn by pr otocol. A hit is a co nversa tion o f a par ticular protoc ol be tween th e device and a nothe r devic e.
Top N Gro ups Rep ort 109 T o p N Groups Repo rt This repo rt calc ulate s the top N g roups by tot al oct ets se nt an d receive d over t he r eport peri od. Y ou can l imit th e r eport to co nsider only g ro ups at a spe cifi ed l evel in th e gro uping scheme within a p arent group.
110 C HAPTER 12 : R EPORT T YPES T o p N Segmen ts Repo rt This r epor t calcul ates the t op N segments by ut ili z at ion, and by percenta ge of er rors. For most networks it is su f ficient to allo w T raffix Manag er to sele ct automati cally the top N segmen ts by se lecting A ll Seg men ts for th e top N segments r eport.
Top N Se gments Report 111 Utilization History A multi ple line char t showing the h i story of the utilization for e ach of the N segments over the re port period. Utilization Health Chart An alternat ive way of view ing the ut ilization history. Utilizatio n values a re show n as c ells w ith the cell color indicati ng the band of utili zatio n.
112 C HAPTER 12 : R EPORT T YPES Utilization History With Basel ine A baseline chart s howing th e actual util izati on over th e repo rt pe ri od as a l ine . Thi s i s over la id o n ban ds represe ntin g normal, b orde rli ne a nd unusual util iz ati on.
IV A PPENDICES AND I NDEX Appe ndix A Tr oublesh ooting Traf fix Mana ger App end ix B Database Manageme nt Using Traffix Control Pan el App end ix C Aggregating Devi ces Appe ndix D Us ing the Subnet.
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A T R OUBLESHOOTING T RAF FIX M ANAG ER This appen d ix is di vided in to two sect io ns: ■ T r oublesho ot ing T raf fix Man ager ■ T r oublesho ot ing Rep orts For in formati on on rep ortin g pro blems to 3Co m, se e A ppe ndix K , “T echnical Suppo rt” .
116 A PPENDIX A: T ROUBLESHOOTING T RAFFI X M ANAGER T roubl eshooti ng Repo rts See Chapter 1 1 , “Overv iew of Reporti ng” for informat ion on the reportin g fe atu res of T raffix Ma n a ge r.
Troubl eshooti ng Rep orts 117 T able 17 Diagnosing Reporting Proble ms Problem Cau se Solution Raw report fails whe n running ad hoc or schedul ed reports. Database directory is full (raw re po rt d ata i s stored in th e database ). ■ Incre ase the d isk space availabl e to t he d a tabase.
118 A PPENDIX A: T ROUBLESHOOTING T RAFFI X M ANAGER Reports take very long time to run. Reports using large amounts of da ta can take some time to complete. ■ Spee d up ad hoc report generation b y generating repo rts for fewer nu mbers o f devices, grou ps, protoc ols or segme nts.
Troubl eshooti ng Rep orts 119 “ERROR could not open output file: <filename>” in ev ent viewer . The reporter was unabl e to c reat e an output f ile. This i s mos t often c aused by i nsuffici ent pe rmis sions — y ou do not have permissio n to create outp ut files where requested .
120 A PPENDIX A: T ROUBLESHOOTING T RAFFI X M ANAGER.
B D ATABASE M ANAGEMENT U SING T RA F F IX C ONTROL P ANEL This appen d ix cont ai ns: ■ Overview of T raf fix Contr ol Panel ■ Overview of Da tabase Applicati ons ■ Upgr adin g T ra f fix Mana ger 2.
122 A PPENDIX B: D ATABASE M ANAGEMENT U SING T R AFFIX C O NTROL P ANEL Figur e 18 T raffix Contr ol Panel These appl ications help you t o man age and organize a num ber of databases, for ex ample, .
Overvi ew of Databas e Applic ations 123 ■ The amount of fr ee disk space r ema ining on your PC for data collectio n to th e data base. ■ The loca tion o f HTML reports. From this dial og b ox, y ou can l aunc h the fol lowin g op era tions: ■ Create a new da tabase to write d ata from the n etwork to.
124 A PPENDIX B: D ATABASE M ANAGEMENT U SING T R AFFIX C O NTROL P ANEL ■ The amount of hour ly and daily data whic h has al ready been colle cted. In thi s dial og b ox, yo u ca n spec ify the maxim um amou nt of data t hat you wa nt th e T raffix Manager da tabases to hold alto gether .
Overvi ew of Databas e Applic ations 125 3Com r ecommends that you ba ck up your database r egularly , the fr eque ncy depen ding on how importan t your tr end data i s to the way you monito r your net w o r k. If you want to view a nd r eport on your weekly data, you should back up your data base once a week.
126 A PPENDIX B: D ATABASE M ANAGEMENT U SING T R AFFIX C O NTROL P ANEL This dial og box also all ows you to select whether T raffix Man ager star ts automati cally every time yo u log on t o you r machine. Default DNS Domain Allows yo u to set a d efault DNS dom ain, if you wish to change the pr eviou sly co nf igur ed defaul t.
Upgrading Traffix Manager 2 .0 127 Deinstalli ng T r affix Mana ger 2.0 T o d einstall T raffix Ma nager 2.0 for NT : 1 Close T raff ix Mana ger and all rel ated proce sses. T o check which pr ocesses are running, ri ght-cl ick th e Windows NT T askbar and select T as k Man ager .
128 A PPENDIX B: D ATABASE M ANAGEMENT U SING T R AFFIX C O NTROL P ANEL 1 T o displ ay a pr ogram gr oup, right -cli ck Start a nd sel ect Open All Users . Double -click a pr ogram entry to di splay the pr ogra m gro up. 2 Right-cl ick the control button in the top left cor ner of th e T raf fix Manag er pr ogram gr oup ti tle bar .
C A GGR EGATING D EVICES This appe ndix des cribe s: ■ Overview ■ Defaul t Agg regation Overview Aggreg ation re duces th e amount of memory an d disk resour ces r equir ed by T raffix ™ Manage r by colla ting th e data coll ected fo r many device s into a single de vice.
130 A PPENDIX C: A GGREGATING D EVICES Specif yin g an Aggregatio n Po lic y T o agg rega te de v ic e s on a par t icu la r ne twor k, it is nec e ss ary for the aggrega tor to be co n f ig u red for tha t net w ork . Th i s is don e by spe c ifyi ng an a ggr egation polic y .
Default Aggregatio n 131 Select ing t he Defau lt Agg regation A ction The defau l t aggr egation act ion is the met ho d of aggreg atio n appli e d t o netwo rk d evi ces w hich hav e a DN S n ame, but w hich are no t cont ai ned withi n one of t he local DN S domai ns.
132 A PPENDIX C: A GGREGATING D EVICES If l ayer 2 above the n ame is select ed, t he d evice offi ce .acm e.co m is aggr egated i nto the device r epresent ing .com . If a netwo rk d evic e do es n ot h ave th e se lecte d la yer a bove the name, t hen the devi ce is aggr ega ted int o a device rep rese nting t he highest DNS layer possibl e.
D U SING THE S UB NETS DB F ILE Using the Subnets DB File This faci lity al lows you to gro up the devi ces on your net work by subnet. Click Subnets Ed ito r in the T raffix ™ Contr ol Pan el to ed it the sub net defini tion file , whic h co ntai ns inform atio n ab out s ubnet groupin gs.
134 A PPENDIX D: U SING TH E S UBNETS DB F ILE Subnet masks must c omply wi th t he p rimary in ternet netwo rk cl ass typ es by coveri ng at a mi ni mum the part of the addr ess that r epr esents the network b its. In Ta b l e 1 8 , * is any numb er between 0 and 255.
Using the S ubnetsD B File 135 4 If you al rea dy have devices showin g in the Map, r el oad the subn ets attribu tes us ing the Relo ad Attri butes d ialog box, wh ich you acces s from the Ed it menu in the mai n wind ow . 5 Cr e ate a subnets gr oupi ng.
136 A PPENDIX D: U SING TH E S UBNETS DB F ILE For exampl e, if t he Subn etsD B file w as to c ontai n the fol lowin g entries wi th the same subnet add r ess: Any device matchi ng both of th ese subnets woul d be placed in Gr oup 2, as this has 16 set bits in its subnet ma sk, wher eas Group 1 ha s only 8 set bits.
E A UTOMAT IC A TTRIBUTE A SSIGNMENT This appe ndix des cribe s: ■ Overview ■ Cont ents of the U ser -def ined A ttribu tes Co nfig uratio n File ■ Perform ing A ttribut e Assign ment ■ Using .
138 A PPENDIX E: A UTOMATIC A TTRIBUTE A SSIGNMENT By editi ng the u ser -defi ned attrib ute s configu ration file, you select wh ich programs are used to dete rmine attribu tes for o bjects. Y ou ca n use the standar d progr ams sup p lied, or you can cr eate your own cust om pr ograms.
Contents of the User-defi ned Attribute s Config uratio n File 139 File F ormat Lines begi nning wi th # ar e comments and ar e ignor ed. All oth er li nes take the fo rm: <Name> <label> <filena me> <arguments> <flag> ■ <lab el> is u sed in the collecto r event logs to refer your attribu te look up pr ogram.
140 A PPENDIX E: A UTOMATIC A TTRIBUTE A SSIGNMENT Perform ing Attrib ute Assign ment Attribute assign ment is ca rried ou t on any n ewly discove red devices. In addit ion, you can for ce a r ef r esh at any time by using the Reload Attrib utes di alog box.
Using the fi leattrs Program 141 Confi guratio n Fi le Exa mpl e 2 T o as sig n us e r an d ope ra tin g sys te m info rm at io n to de vic e s ba s e d up on their ad dress: *KEY:2 *ATT:NL Type, NL Addre ss, User, O/S IP, 104.240.20.10, Joe Bloggs, Solaris 2.
142 A PPENDIX E: A UTOMATIC A TTRIBUTE A SSIGNMENT The KEY attribute( s) for that device can b e any of th e attributes wh ich are assigned au t omati c al ly by T raf fix Manag er , for example, NL Addr ess and NL T yp e.
Using th e dblo okup Program 143 netwo rk-ty pe look up tabl es : for examp le, a data base cont aini ng only IP_1 and othe r_2 lookup-t ables i s vali d. For speci fic inf ormati on about A ccess or Excel lo okup-tables, see bel ow . Default V alues Device s may b e assign ed de fault values.
144 A PPENDIX E: A UTOMATIC A TTRIBUTE A SSIGNMENT Excel W o rksheet The lookup-tabl es are stor ed in Excel named-r anges. Loo kup named-ra nges can be stor ed on separate worksheet s or in the same worksheet .
Writi ng your ow n pro gram 145 Then, when a device is di scover ed, dblo okup d oes t he fo llo wing: 1 dblo okup builds a SQL string wit h the devi ce’s key a ttribute s values and runs a query agai nst the da ta base to find a match . 2 If no m atc h is foun d, it waits for the next d evic e.
146 A PPENDIX E: A UTOMATIC A TTRIBUTE A SSIGNMENT (ther e is one versio n in Visual Basic and one in C) : Figur e 19 Simple attribute lookup pr ocess in C while ( GetNextLookup( ) ) { if ( strcmp( Ge.
Writi ng your ow n pro gram 147 an attri bute New Devi ce t o the value TR UE. NL T ype is a bu ilt-in attribute which is always set to the network type of a device. T his means that e very IP device is assi gned the a ttribute New Device with a value of TRUE.
148 A PPENDIX E: A UTOMATIC A TTRIBUTE A SSIGNMENT The C exa mpl es are locat ed in C:T ra nsc en d Tr affi x Mana gerTr affi xSer ver exam ples c and the Visual Basic examples ar e in C:Tra nsce nd T raff ix Mana gerTr affi xSer ver exam ples vb . Y ou should cop y one of these sampl es to your own dir ectory be for e modi fyin g it .
Writi ng your ow n pro gram 149 Other points t o no te abo ut user -def ined attr ibut e l ookup pr ograms: ■ If your pr ogram exit s pre maturel y , for exa mple, it crashes, then the T ra ff ix S ervic e stops . Ther efor e you must en sure th at y our pr ogram i s r eliable.
150 A PPENDIX E: A UTOMATIC A TTRIBUTE A SSIGNMENT attribu te loo kup programs which d epen d on t he N ame, NL T ype, NL Address, Ne twork or DNS a ttribute s. Run the pr ogra m AttrLooktest.exe in <ins talldi r>Tr affi xSer ver (thi s is not o n the Windows Start Menu).
F S UPPORT ED RMON-2 D EVICES 3Com Age nts The curr ent list of 3 Com a gents i s a vailab le fr om the 3Com web sit e: http://www.3com.com/ne twork_management/probe_interop Using Fir mware versi on 4.17 , the agen ts support a ll RM ON-1 and RMON -2 gr oup s.
152 A PPENDIX F: S UPPORTED RMON-2 D EVICES.
G C ONFIGU RING 3C OM S TAND ALONE RMON -2 A GENTS This appen d ix cont ai ns the following sect ions: ■ Downloa ding Firm ware to 3Com S t andalo ne Agen ts ■ Setti ng th e Op erati onal Mod e on.
154 A PPENDIX G: C ON FI GURING 3C OM S TANDALONE RMON-2 A GENTS CAUTIO N: Down loadin g firmwa re to an agent ca uses the agent to col d restart. R efer to th e Fir mware U pgrad e docume ntatio n or your ag ent docu men tatio n for a de scrip tion of th e da ta l ost w hen an a gen t is col d restarted.
Setting the Ope ration al Mo de on 3Com Stan dalone RMON-2 Agents 155 ■ T raffix Mode Sets appropriate table size s on the device fo r use wi th T raffix Man age r. ■ Of f Disables RMON- 2. With RMON-2 disabled you can downl oad Smart Agent ® software to the device.
156 A PPENDIX G: C ON FI GURING 3C OM S TANDALONE RMON-2 A GENTS.
H DHCP This appen d ix contains t he follo wing secti ons: ■ How T raf fix Manager Monitors DHC P Devices ■ What Effect Do DH CP D evices Have O n The Map? How T raffix Manage r Mo ni to rs DHCP D.
158 C HAPTER H: DHCP (with the old MAC a ddress ) will also remai n on the M ap. There w ill ther efore be two devices on the M ap wit h t he same IP add re ss, althoug h with different MAC addresses. Any conver sation data retrieve d for this IP addr ess is subse quent ly assigned t o t he new devi ce.
I U SING RMON-1 A GENTS Monito ring Network Segm ents Using RMON-1 Agents Many sit es (particular ly in a switch ed envir onment) have large numbers of networ k segme nts, and it may be to o exp ensive to monitor al l segments with RMON- 2 agents . Y ou can use any ex isting embedded RM ON-1 only devices (h ubs, switches, r outers etc.
160 A PPENDIX I: U SING RMON-1 A GENTS.
J RMON AND SNMP T ABLES R ETRIEVAL This ap pen dix lists the SN MP tab les r etrieved by T raf fix ™ Mana ger . Refer to the f ollow ing UR Ls for de scription s of R MON tab les: ■ RMON-1 Requ est for Co mment : http://www.it.kth.se/d ocs/rfc/rfcs/rfc1757.
162 A PPENDIX J: RMON AND SNM P T ABLES R ETRIEVAL RMON-2 prot oDis t no For protocol di stribution (repo rts only) RMON-2 addre ssMap no Network Layer to MAC address mappi ng RMON-2 alMatrixTopN / al.
K T ECHNICAL S UPPORT 3Com ® provides easy access to technical support in fo rm atio n through a vari et y of servi ces. Thi s appendi x describes these ser vices.
164 A PPENDIX K: T ECHNICAL S UPPORT 3Com F TP Site Downlo ad drive rs, pat ches, so ftware, and M IBs across the Int er net from the 3Com pu blic F TP site. T his servic e is ava ilable 2 4 hours a day , 7 days a week. T o conn ect to the 3C om F TP sit e, ente r the fol low in g info rm at io n in to your F TP client: ■ Hostname: ftp.
Support from Your Netw ork Supp lie r 165 Acce ss by Digi tal Mode m ISDN use rs can dia l in to the 3Com BB S usin g a di gital modem f or fa st access up to 64 Kbps.
166 A PPENDIX K: T ECHNICAL S UPPORT When you contact 3Com for assista nce, have the fol lowing i nformatio n r eady: ■ Pr oduct model na me, part number , and seria l number ■ A list of system ha.
Returning Products fo r Repair 167 Retur n in g Produc ts for Rep air B e f or e you send a pr oduct di re ctly to 3Com for r epair , you must fir st obtai n an authoriz at ion nu mber . Pro ducts sen t to 3Com wi thout author izat ion nu mbers will be r eturned to the sender unopene d, at the send e r’ s ex p e nse .
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G LOSSARY agen t A standal o ne or embed ded so ur ce of RMON-1 or RM ON-2 da ta. aggrega tion The pro cess of add ing the data f ro m multipl e devices in the same domain, and r epresenti ng those devi ces as a simple “aggr egated” device. Used to limit database growth.
170 G L OSSARY bit Either of t he digit s 0 or 1 when used i n the binar y numerat ion system. Eight bits e qua ls a sing le byte. broadca st All g ood frame s destined fo r the broadcast a ddress, in other w ords sent out to all sta tion s on the netwo rk.
G LOSSARY 171 of the destinat ion IP addr ess, the station sends the message to the destin ation st ation. Due to th e stati c natu re of DNS, it c an only be used when networ k stati ons have sta tic IP addr esses obtained thr ough manu al co nfig urati on, BO OTP or DHC P in stat ic mo de.
172 G L OSSARY IP (n etwork) address In ter net Protocol a ddress. A unique i dentifie r for a devi ce attach ed to a network using TCP/I P . The address is written as fo ur octets separa ted with fu .
G LOSSARY 173 OSI Open Systems Inter connection, a body of standard s set by the Inter natio nal S tanda r ds Orga nizatio n to d efine the ac tivities that m ust occur when computer s communica te. The OSI Ref er ence Model is a 7-laye r framewor k within whi ch communications pr otocols an d standar ds have been define d.
174 G L OSSARY separate d by period s. Devices and routers use the mask to id entify the subnet on which a device r esides. switc h A device which fil ters, for war ds and flood s packets based on the packet’ s destinat ion addr ess.
I NDEX Numbers 3Com Bull eti n Bo ard Se rv ice ( 3Com BB S) 16 4 3Com K now ledg eba se Web Serv ices 163 3Com URL 163 3ComF acts 1 65 A Access tabl es dblo okup pr ogram 143 ackn owledg ing even ts .
176 I NDEX B Bulletin Board Se rvice 164 C client acces s leve ls 50 admi nist rat or acc ess 50 descripti on 37 launching a fter the first ti me 49 launching for the first time 26 re ad- only user 50.
I NDEX 177 network sweep attacks 73 new devi ces on your n etw ork 73 unauthori zed machine access 73 devi ce a cti vit y r epor t contents 101 devi ce a ggr egation default a ggregati on ac tion 131 .
178 I NDEX exce pting de vices o r conne ction s fr om rul es 85 filt er ing 8 3 forwardi ng as SNMP tr aps 86 generati ng 20, 36 ignori ng devi ces or c onnec tions 85 modifyi ng 85 monitorin g criti.
I NDEX 179 HTML can’ t find HTML fil es? 117 inde x fi le 94, 9 5 lifetime of files 96 re port dir ectory , moving an d linkin g to 94, 95 serving di re ctory to W eb server 94, 95 tro ublesho oting.
180 I NDEX detect ing u nautho rized mac hine a cce ss 73 general rules 78 network supplie r support 165 network traf fic typical 36 network traf fic rules conf igur ing e ve nts 71 monitorin g critic.
I NDEX 181 report d i r ectory linking to HTML reports 94, 95 report f o rmats 9 6 report i nstances overv iew 9 3 Rep ort Mana ge r 92 displa ying i nforma tion ab out output stat us 92 displa ying i.
182 I NDEX RMON-2 S tandar d mode descripti on 154 setting 54 RMON-2 T raf fix m ode descripti on 154 setting 54 rules. See events runn ing mul tiple clie nts agai ns t a si ngl e se rver 50 S scenari.
I NDEX 183 T r affix Mana ger assigning attrib u tes automatica lly 137 databas e ma nagem ent 121 to 126 featur es 20 getting started 19, 23 how it works 21 how to us e the docu ment atio n 11 launch.
184 I NDEX.
3Com Corporation L IMIT ED W ARRANTY T ranscend ® Tr a f f i x ™ Manage r 3.0 for Windows NT ® S OFTWA RE 3Com warrants that each softwar e program licensed from it will perform in substantial con formance to its program speci fications , for a period o f ninet y (90) day s from the da te of purc hase from 3C om or its auth ori zed rese ller.
THE ALLEGED DEFECT OR MALFUNCTION IN THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY CUSTOMER’S OR ANY THIRD PERSON’S MISUSE, NEGLECT, IMPROPER INSTALLATION OR TESTING, UNAUTHORIZED ATTEMPTS TO OPEN, .
An important point after buying a device HP Traffix Transcend Traffix Manager (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 Traffix Transcend Traffix Manager 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 Traffix Transcend Traffix Manager - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, HP Traffix Transcend Traffix Manager you will learn all the available features of the product, as well as information on its operation. The information that you get HP Traffix Transcend Traffix Manager will certainly help you make a decision on the purchase.
If you already are a holder of HP Traffix Transcend Traffix Manager, 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 Traffix Transcend Traffix Manager.
However, one of the most important roles played by the user manual is to help in solving problems with HP Traffix Transcend Traffix Manager. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device HP Traffix Transcend Traffix Manager 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
