Instruction/ maintenance manual of the product 7000 Series Dell
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Stackin g Dell P owerCon n ect 7000 Series S witches A Dell Te chni c a l Whit e Pa per www.dell.com • su pport.dell. com.
Stacking Dell PowerConnec t 70 00 S eries Switches Page ii THIS WHITE PAPER IS FOR I NFORMATIONAL PURPOSES ONLY , AND MAY CONTAIN TYPOGRAPHICAL ERRORS AND TECHNICAL IN ACCURACIES. THE CONTENT IS PROVID ED AS IS, WITHOUT EXPRESS OR IMPLIED WARRANTI ES OF ANY KIND.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 1 Contents Introd uction ................................................................................................................ 2 Applicab ility ........................................
Stacking Dell PowerConnec t 70 00 S eries Switches Page 2 Introduct ion This whi te paper explains t he purpo se and ope ration of the sta cking feat ure in t he Dell ™ PowerCo nnect™ 7000 Seri es Gig abit Ether net switch es.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 3 require d for reconf igurat ion. Additi on al stack members can im mediately utiliz e existing configur ation information such as routin g and switching con figurations, VLANs, ACLs, por t profi les, and s ecurity certifi cates.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 4 # Figure 2 shows a recomm ended s tacking config uration w ith dua l stack ing mod ules on ea ch swi tch. Eac h swit ch connect s to ano ther w ith 128 Gbps of t otal ba ndwidth (4 ports @ 16 Gbps Tx and Rx each) .
Stacking Dell PowerConnec t 70 00 S eries Switches Page 5 Mixing M6 348 and PC70 00 Series Swit ches in a Stack PC700 0 series a nd M6348 can be use d interc hang eably in a sta ck of up to 12 unit s. As wi th PC 7000 - serie s only stacks, all switches in a mixed st ack must have the same f irmware ver sion.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 6 members of the st ack can be powered o n seque ntially by powering up the sw itch adja cent to the last swit ch powered o n. A stack of u nits is man aged and ac ts as a singl e entity when the units ar e connec ted togethe r and are operat ional.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 7 Initial Installat ion and Power - up of a St ack Follow t hese inst ructions to cr eate a st ack: NOTE: Install units in a r ac k when ever po ssible to prevent t he units and cab les from being dis turbed.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 8 Select ing the Master Unit A stack man ager is el ected or re - el ecte d based on t he fol low ing con sider ations, in or der: • Whether t he switch that was previou sly the st ack manager.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 9 To configu re the standby unit v ia the W eb interfac e, view the Stacking > Unit C onfiguration page an d select St andby fo r the Uni t Type .
Stacking Dell PowerConnec t 70 00 S eries Switches Page 10 4. Reload t he stack command . This res ets the entire sta ck. The s witches stop forw arding d uring the reset . 5. When th e stack ha s reload ed, check t he runni ng firm ware versio n using t he show version command.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 11 Mode........................................... FTP FTP Server IP.................................. 10.27.64.141 FTP Path....................................... FTP Filename...................
Stacking Dell PowerConnec t 70 00 S eries Switches Page 12 To perfor m the sa me confi guration by using th e Web i nterface, use the fol lowing steps: 1. From t he Switching > VLAN > VLAN Membership pag e, clic k Add . 2. From the Ad d VLAN page, ente r 1000 in th e VLAN ID field an d click Ap ply .
Stacking Dell PowerConnec t 70 00 S eries Switches Page 13 5. From the Show VL AN menu o n the Sw itching > VLAN > VLAN Me mbership page, sel ect 1000 . 6. Click the Static box for port 17 so t hat th e let ter U (untag ged) appea rs in the box.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 14 9. In the I nterf ace fi eld, sele ct VLAN 1 000 . In the R outing Mode fiel d, select Ena bl e . In the IP Address Configura tion Method fi eld, s elect Manual. In t he IP Address fiel d, en t er 1 92.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 15 11 . Clic k Apply . 12 . Navigate to the Syste m > Manag emen t Secu rity > A ccess Profi le pag e. Choo se the A ccess Profi le tab. E nabl e th e Set Activ e Access Prof ile c heck box in the MGMT_VLA N Access Prof ile and clic k Apply.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 16 Adding a Stack M ember with Minimal I n te rrupt ion When addi ng a new memb er to a sta ck, make s ure th at only the s tack ca bles an d no host - facing network cables a re connec ted befo re poweri ng up the n ew unit.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 17 Removin g a Stack Member with Min imal Interruption NOTE: This migration pr ocess can be d isruptive, so sche dule some outage time. To minimize any disrupti on, plan on having one or mor e test sc enarios prepared in o rder to verify that the migrated ports a re operati ng proper ly .
Stacking Dell PowerConnec t 70 00 S eries Switches Page 18 Merging T wo O per atio na l Stack s The reco mmended procedu re for mergi ng two op erati onal stack s is as follow s: Caution! Thi s procedu re is dis ruptive a nd requir es a netwo rk outage .
Stacking Dell PowerConnec t 70 00 S eries Switches Page 19 If PoE is enabled o n a swit ch port sho rtly befo re a mas ter failov er and the ha rdware s tatus c hange had not yet been comm unicat ed t.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 20 console#show switch Management Standby Preconfig Plugged - in Switch Code Switch Status Status Model ID Model ID Status Version ------ ---------- - ------------ --------- ----------- ----- - ------ -------- 1 Stack Mb r Standby PCT7048 PCT7048 OK 4.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 21 Scenario 3 The foll owing example contain s a similar con dition with a master unit fai lover and c onseq uent sta ck split with five units in the stack, as # Figure 5 shows.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 22 Nonstop Fo rwarding A swit ch can be des cribed i n terms of three se mi - in dependent f unctions called t he forwar ding plan e, the co ntr.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 23 To tak e full adva ntage of n onstop f orwarding , layer 2 connecti ons to nei ghbors s hould be vi a port channel s that span tw o or more stac k units, and layer 3 rou tes shoul d be e qual -c ost m ulti - p ath ( ECMP ) routes .
Stacking Dell PowerConnec t 70 00 S eries Switches Page 24 Figure 6. Nonstop Forwarding Example 1 2 3 Host 1 Host 2 Host 3 Switch 1 Switch 2 Route r 1 Video stream OSPF PIM - SM Spanni ng Tree IGMP VLAN 10 VLAN 20 192.168.5. 100 192.168.20. 100 192.168.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 25 NSF Sce nario Configurati on via CLI Router 1: configure terminal hostname Router_1 ip multicast ip pim rp - address 192.168.10.1 239.0.1.1 255.255.255.0 ip pim sparse vlan database vlan 10 exit interface vlan 10 ip address 192.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 26 Stack : configure terminal vlan database vlan 10,20 exit vlan 10 name “Routed interface to PIM RP via port - channel 1” exit vlan 20 name.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 27 exit interface gi2/0/10 no spanning - tree auto - portfast channel - group 1 mode auto exit interface gi2/0/20 switchport mode general switch.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 28 interface gi1/0/5 switchport mode general switchport general pvid 20 switchport general acceptable - frame - type tagged - only switchport ge.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 29 NSF Example 1 A ssume U nit 1 is the s tack m anager a nd Unit 2 is the standby switch. The following sce narios illu strate how the network r ecovers when Unit 1 is powe red dow n.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 30 NSF Re - convergence Timing As menti oned in t he previo us sectio n, NSF pro tects ag ainst f ailures by c heck - pointing information to a standb y unit . In an NSF - protect ed stack , the wo rst - case s cenario is when the master u nit fai ls.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 31 Small Configuration • 6 switche s stacked • 4 VLANs, all por ts are m embers of all VLANs • 2/2 static/dyn amic l ags with 8 me mbers e.
Stacking Dell PowerConnec t 70 00 S eries Switches Page 32 Stacking W eb Interface T he stack ing co nfigurat ion a nd monitori ng Web pages are acc essed from t he Syst em > St ack Manageme nt menu. The fol lowing im age shows a l ist of the Web pages that ar e availabl e for the stacking featu re.
An important point after buying a device Dell 7000 Series (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell 7000 Series 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 Dell 7000 Series - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell 7000 Series you will learn all the available features of the product, as well as information on its operation. The information that you get Dell 7000 Series will certainly help you make a decision on the purchase.
If you already are a holder of Dell 7000 Series, 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 Dell 7000 Series.
However, one of the most important roles played by the user manual is to help in solving problems with Dell 7000 Series. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell 7000 Series 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
