Cisco 8540 - Catalyst Campus Switch Router Modular Expansion Base Technical Information

ibm.com/redbooksIBM and CiscoLAN SwitchingAn Interoperability and Migration GuideHarri LevanenErik BruunFlemming SchultzeHow to add Cisco switches to

viii IBM and Cisco LAN Switching: Interoperability and Migration Guide

90 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 62. MSS Ethernet LEC IP AddressFigure 62 shows adding 110.10.10.1 as the IP

Chapter 4. ATM LAN backbone interoperability and migration 91Figure 63. Enabling MPS and MSS.In Figure 63 we configure the MPS Server. By default both

92 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 64. Configuring MPS ESI address and supported protocolSince the MPS functio

Chapter 4. ATM LAN backbone interoperability and migration 93Figure 66. MPS Ethernet interface4.3.2 MSS client configurationAs shown in Figure 67, the

94 IBM and Cisco LAN Switching: Interoperability and Migration GuideIn the Domain Indices window we first add token-ring interfaces to connectthe MSS

Chapter 4. ATM LAN backbone interoperability and migration 95Figure 69. Adding locally administered ESIIn the ESI tab, we enable the locally administe

96 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 70. Configuration of LEC interfaceFrom the Navigation Window (see Figure 50

Chapter 4. ATM LAN backbone interoperability and migration 97Figure 71. Device InterfacesIn the Device Interfaces window, shown in Figure 71, each int

98 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 72. Configuring LEC Interfaces Source RoutingTo prevent the MSS client from

Chapter 4. ATM LAN backbone interoperability and migration 99Figure 74. Enabling MPC support on MSS clientFrom the Navigation Window (see Figure 50 on

© Copyright IBM Corp. 2000 1Chapter 1. Planning interoperability and migrationMigration takes place when moving from one technology to another, or fro

100 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 75. Config of MPC client shortcutIn Figure 75, we enabled LANE Shortcuts,

Chapter 4. ATM LAN backbone interoperability and migration 101Figure 76. Enabling bridging in MSS clientIn Figure 76, the internal SRB bridge in the M

102 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 77. Internal virtual segmentSince we have more than two segments, we need

Chapter 4. ATM LAN backbone interoperability and migration 103Figure 78. Adding segment numbers to bridge interfacesIn Figure 78 we enable interfaces

104 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 79. Adding segment numbers to the LEC4.3.3 Configuring the Catalyst 5500 M

Chapter 4. ATM LAN backbone interoperability and migration 105Figure 80. Creating domain “Cisco”Next we define VLAN 11 to port 3 and port 13 on module

106 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 82. Create LEC on Cisco 55004.3.3.3 Configuring the MPOA clientEach MPOA c

Chapter 4. ATM LAN backbone interoperability and migration 1074.3.3.4 Verifying the Catalyst MPOA client configurationWe may now display the LANE and

108 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 85. MPC statusIn Figure 85 we can see:1 The ATM address of the Cisco MPC d

Chapter 4. ATM LAN backbone interoperability and migration 1094.3.4.1 MPS - MSS ServerConnecting to the MSS server, we type TALK 5 -> Protocol MPOA

2 IBM and Cisco LAN Switching: Interoperability and Migration Guide1.1 Migration methodsThere are several ways to migrate. Most organizations have exp

110 IBM and Cisco LAN Switching: Interoperability and Migration Guide5 CacheID 7 shows our Ethernet workstation 110.10.10.34.Figure 87. MPS Imposition

Chapter 4. ATM LAN backbone interoperability and migration 111In Figure 88:1 Shows the connection to the MPS in the MSS.2 Shows that the MPC in the 82

112 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 89. Status of 8270 MPC clientFigure 89 shows:1 The client is enabled.2 It

Chapter 4. ATM LAN backbone interoperability and migration 1133 It is ready to do the LANE shortcut.Figure 90. Status of the MPC Client, VCCsFigure 90

114 IBM and Cisco LAN Switching: Interoperability and Migration Guide4 VCI 449 to our Workstation 110.10.10.34, and the shortcut route isRESOLVED. Tha

Chapter 4. ATM LAN backbone interoperability and migration 115Figure 92. Ingress CacheFrom the MPC Ingress Cache shown in Figure 92, we can see that o

116 IBM and Cisco LAN Switching: Interoperability and Migration GuideFALSE Local Shortcut 3 means that the 8270 switch can make a localshortcut but in

Chapter 4. ATM LAN backbone interoperability and migration 117Figure 94 shows the Egress Cache, with our 40.40.40.20 address andEncapsulation type TAG

118 IBM and Cisco LAN Switching: Interoperability and Migration Guide4.3.4.4 IBM 8265 VCCsFigure 96. VCCs between the two MPCsIn Figure 96 the show si

© Copyright IBM Corp. 2000 119Appendix A. IBM 8265 configuration for the MPOA testThe configuration of the IBM 8265 switch is listed for your referenc

Chapter 1. Planning interoperability and migration 31.1.2 Cutover migrationThe termcutover migrationdescribes the case where all or almost all existin

120 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 98. 8265 Configuration Part 2 of 21 8265 Operational Code level.2 LECS add

Appendix A. IBM 8265 configuration for the MPOA test 121Figure 100. Port 7 - MSS Blade8265_C2> show port 7.1 verboseType Mode Status Daughter Card

122 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 101. Port 14.3 - IBM 8270 Token-Ring Switch MSS Client Connection to port

Appendix A. IBM 8265 configuration for the MPOA test 123Figure 102. Cisco 5500 Dual OC-3 Port Module Connection to port 16.3The port 16.3 is connected

124 IBM and Cisco LAN Switching: Interoperability and Migration Guide

© Copyright IBM Corp. 2000 125Appendix B. Cisco 5500 configuration listing for the MPOA testThe configuration of the Cisco 5500 MPOA client is given h

126 IBM and Cisco LAN Switching: Interoperability and Migration Guide#module 2 : 12-port 10/100BaseTX Ethernet (not used)!OC12 Dual PHY MMF (not used)

Appendix B. Cisco 5500 configuration listing for the MPOA test 127#module 10 empty!#module 11 empty!#module 12 empty!#module 13 empty!cat5500-supcat55

128 IBM and Cisco LAN Switching: Interoperability and Migration Guideno login

© Copyright IBM Corp. 2000 129Appendix C. Special noticesThis publication is intended to help users of IBM Ethernet and ATM switchesplan growth and ev

4 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 3. Overlaying networkTo avoid the cost of parallel trunks, customers may wan

130 IBM and Cisco LAN Switching: Interoperability and Migration Guidebeen reviewed by IBM for accuracy in a specific situation, there is noguarantee t

Appendix C. Special notices 131countries.Java and all Java-based trademarks and logos are trademarks or registeredtrademarks of Sun Microsystems, Inc.

132 IBM and Cisco LAN Switching: Interoperability and Migration Guide

© Copyright IBM Corp. 2000 133Appendix D. Related publicationsThe publications listed in this section are considered particularly suitable for amore d

134 IBM and Cisco LAN Switching: Interoperability and Migration GuideD.3 Other resourcesThese publications are also relevant as further information so

© Copyright IBM Corp. 2000 135How to get IBM RedbooksThis section explains how both customers and IBM employees can find out about IBM Redbooks,redpie

136 IBM and Cisco LAN Switching: Interoperability and Migration GuideIBM Redbooks fax order formPlease send me the following:We accept American Expres

© Copyright IBM Corp. 2000 137IndexNumerics8265 Nways ATM switch 23AABR 20ATM 72backbone 21, 67cell switching 18switches 18UFC 12ATM switchescompariso

138 IBM and Cisco LAN Switching: Interoperability and Migration Guideparallel 19Ethernet switches 11comparisonSeecomparison criteriaFFast EtherChannel

139IP and IPX 19Server 75MPS 92MSS 19, 21, 24configuration tool 78MSS client 67, 111configuration 75, 93Multilayer Switch Feature 11multimedia 26multi

Chapter 1. Planning interoperability and migration 5By inserting an additional hierarchy of faster backbone switches, as shown inFigure 5, network top

140 IBM and Cisco LAN Switching: Interoperability and Migration Guidevoice technology 3VOID 20VPC 20VRRP 11VTP 104WWAN 20

© Copyright IBM Corp. 2000 141IBM Redbooks reviewYour feedback is valued by the Redbook authors. In particular we are interested in situations where a

(0.2”spine)0.17”<->0.5”90<->249 pagesIBM and Cisco LAN Switching An Interoperability and Migration Guide

®SG24-5867-00 ISBN 0738416282INTERNATIONAL TECHNICALSUPPORTORGANIZATIONBUILDING TECHNICALINFORMATION BASED ONPRACTICAL EXPERIENCE IBM Redbooks are dev

6 IBM and Cisco LAN Switching: Interoperability and Migration GuideTivoli product information is found at http://www.tivoli.com. IBM GlobalServices of

© Copyright IBM Corp. 2000 7Chapter 2. Functional comparisonsIn this chapter, we first talk about features that are pertinent when selectingEthernet a

8 IBM and Cisco LAN Switching: Interoperability and Migration Guide• Auto-speed negotiation• Flow control• Spanning tree protocol• VLAN functions• Tra

Chapter 2. Functional comparisons 92.1.1.3 Spanning tree protocolThe spanning tree protocol, part of the IEEE 802.1d specification, preventsloops in a

10 IBM and Cisco LAN Switching: Interoperability and Migration Guidebridges. The standard supports eight classes (priorities) of services (COS),and th

Chapter 2. Functional comparisons 11are available on equipment selected to supplement an existing network ofIBM products.Self-learning IP routingIBM 8

12 IBM and Cisco LAN Switching: Interoperability and Migration Guide1 No Spanning Tree support with ATM UFC.2 Proprietary port-based VLAN.Table 2. IBM

Chapter 2. Functional comparisons 131 LAG/ EtherChannel.Table 3. IBM 8271-F12/241 LAG/ EtherChannel.Table 4. IBM 8274-W93 compared with Cisco1 The Eth

14 IBM and Cisco LAN Switching: Interoperability and Migration Guide1 802.1p Static Multicast filtering supported.Table 6. 8271-324Table 7. IBM 8275-3

Chapter 2. Functional comparisons 158275-318 switches provide 16 100Base-FX ports + two optional expansionslots.8275-322 switches provide 12 10/100Bas

16 IBM and Cisco LAN Switching: Interoperability and Migration GuideIBM 8275-412 Version 1.2 firmware supports self-learning IP.Table 9. 8277-524 comp

Chapter 2. Functional comparisons 171 100Base-FX uplinkTable 10. IBM 8371-A16 compared to Cisco 5505UNI 3.0 / 3.1 / 4.0 3.0 /3.1 3.0 / 3.1FC LANE 1.0

18 IBM and Cisco LAN Switching: Interoperability and Migration GuideIBM 8371 R2.0 supports four Link Aggregation Group (LAG) instances, withup to 10 p

Chapter 2. Functional comparisons 19For these reasons, our general recommendation for a long-term strategy is tomigrate the ATM LAN backbone to an Eth

IBM and Cisco LAN SwitchingAn Interoperability and Migration GuideMay 2000SG24-5867-00International Technical Support Organization

20 IBM and Cisco LAN Switching: Interoperability and Migration GuideFor connection to a WAN, IBM 8265 supports many commonstandards-based interfaces s

Chapter 2. Functional comparisons 21• Constant bit rate (CBR)• Unspecified bit rate (UBR)• Variable bit rate (VBR)In the case of IBM 8265, VBR is supp

22 IBM and Cisco LAN Switching: Interoperability and Migration GuideNHRP and MPOAThe Next Hop Resolution Protocol (NHRP) and Multiprotocol over ATM(MP

Chapter 2. Functional comparisons 23together with a similar function such as the broadcast limitation supported bythe layer-3 engines of some Catalyst

24 IBM and Cisco LAN Switching: Interoperability and Migration Guide2.2.3 Comparison of IBM 8210 MSS Server with Cisco 7200Table 12. IBM 8210 / MSS Bl

© Copyright IBM Corp. 2000 25Chapter 3. Ethernet switch interoperabilityIn this chapter we consider a basic, flat layer-2 switched Ethernet LAN. In th

26 IBM and Cisco LAN Switching: Interoperability and Migration Guideto move them to fast Ethernet and switched ports, mostly because it isfeasible and

Chapter 3. Ethernet switch interoperability 273.3 Basic Ethernet interoperability exercisesIn the following sections we describe our experiences durin

28 IBM and Cisco LAN Switching: Interoperability and Migration Guidewith a total capacity of 400 Mbps full duplex (100x2x2). The simplicity of thistes

Chapter 3. Ethernet switch interoperability 29Figure 8. The 8275-322 Main MenuFrom the Main Menu, we choose Management Configuration to get accessto t

© Copyright International Business Machines Corporation 2000. All rights reserved.Note to U.S Government Users – Documentation related to restricted r

30 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 9. Network ConfigurationFrom the Networking Configuration menu, we add the

Chapter 3. Ethernet switch interoperability 31Figure 10. System ResetNow we move back through the menus to the Main Menu and choose SystemUtility ->

32 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 11. Web access to the IBM 8275-322With our browser, in this case Microsoft

Chapter 3. Ethernet switch interoperability 33Figure 12. Trunk ConfigFrom the navigation tree, we choose Trunking Port Management, to set upTRUNK1, an

34 IBM and Cisco LAN Switching: Interoperability and Migration Guidethe first switch is set to fixed 10Mbps half duplex and the second switch is setto

Chapter 3. Ethernet switch interoperability 35Figure 14. Trunking Port ManagementWe will need to reset the switch before the changes in configuration

36 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 15. 8275-322 System Reset3.3.1.3 Cisco 2924-XL configurationNow we go to th

Chapter 3. Ethernet switch interoperability 37Figure 16. System Configuration DialogWe start with setting up an IP address, netmask, default gateway,

38 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 17. Config telnet and http supportNow we access the switch with our Web bro

Chapter 3. Ethernet switch interoperability 39Figure 18. Cisco System Access PageFrom the System Access Page in Figure 18, we choose Visual SwitchMana

© Copyright IBM Corp. 2000 iiiContentsPreface...vThe team that wrote this redbook. ...

40 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 19. Visual Switch Manager HomeThe Cisco Visual Switch Manager (CVSM) menu b

Chapter 3. Ethernet switch interoperability 41Figure 20. VLAN Membership pageClick VLAN, and we enter the VLAN Membership page (Figure 20). All portsa

42 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 21. Port ConfigurationFor port configuration, click Port -> Port Configu

Chapter 3. Ethernet switch interoperability 43Figure 22. Port GroupingTo configure the EtherChannel and Port Group, from the CVSM Main Menu(Figure 21)

44 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 23. Port Grouping (EC) EtherChannelFigure 23 shows both FastEthernet0/7 and

Chapter 3. Ethernet switch interoperability 45Figure 24. Save configuration and rebootFrom the System Configuration Menu we choose Save Configuration,

46 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 25. Port Fa0/7 and Fa0/8The EtherChannel port Fa0/7 and Fa0/8 are operating

Chapter 3. Ethernet switch interoperability 47We use the same Cisco 2924-XL switch, but change to an IBM 8275-225, soboth switches support IEEE 802.1Q

48 IBM and Cisco LAN Switching: Interoperability and Migration Guide3.3.2.1 Configuring the IBM 8275-225 SwitchFigure 27. Accessing IBM 8275-225 Switc

Chapter 3. Ethernet switch interoperability 49Figure 28. 8275-225 Main MenuFrom the menu choose Management Setup and then NetworkConfiguration to get

iv IBM and Cisco LAN Switching: Interoperability and Migration GuideAppendix A. IBM 8265 configuration for the MPOA test ...119Appendix B. Cis

50 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 29. Network Configuration MenuNetwork Interface 1 is the default. That mean

Chapter 3. Ethernet switch interoperability 51Figure 30. System RestartThe switch must be restarted for the changes to take effect. After the switch i

52 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 31. IBM 8275-225 Web pagesThe Web interface of the IBM 8275-225 is divided

Chapter 3. Ethernet switch interoperability 53Figure 32. Switch Port Control / Status: Port 1From the navigation window, we choose Control and Port. T

54 IBM and Cisco LAN Switching: Interoperability and Migration GuideAnaccessport is intended to connect to a network with untagged devicesonly. When a

Chapter 3. Ethernet switch interoperability 55Now we set up the second port, Figure 33. We set the port ID to 2 and itsname to 42-02. The default VLAN

56 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 35. Switch Port Control / Status: Port 4The fourth port has the Port ID 4 a

Chapter 3. Ethernet switch interoperability 57Figure 36. Switch Port Control / Status: Port 25, TRUNK1This port is different, as it will be part of th

58 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 37. VLAN Registrar Administrative Control: VLAN0042Now we move to the VLAN

Chapter 3. Ethernet switch interoperability 59Figure 38. VLAN Registrar Administrative Control: VLAN0083As for VLAN0042 in Figure 37 on page 58, we ca

© Copyright IBM Corp. 2000 vPrefaceIn December 1999, regulatory authorities in the USA approved a strategicalliance between IBM and Cisco. Subsequentl

60 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 39. Trunk Group ConfigurationNow we join port 26 to TRUNK1 (port 25 already

Chapter 3. Ethernet switch interoperability 613.3.2.2 Configure the Cisco C2924-XL Switch.Figure 40. CVSH Home PageAs this switch is the same as the o

62 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 41. VLAN ConfigurationFirst we need to assign ports Fa0/1, Fa0/2, Fa0/3 and

Chapter 3. Ethernet switch interoperability 63Figure 42. Trunk ConfigurationWe add 42 and 83 into the allowed VLAN List, and click the Apply button to

64 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 43. VLAN MembershipNow that we have assigned the ports we want to use, we h

Chapter 3. Ethernet switch interoperability 65half of the EtherChannel Trunk, reconnected it, and did the same to the otherhalf. We saw no breaks betw

66 IBM and Cisco LAN Switching: Interoperability and Migration Guide

© Copyright IBM Corp. 2000 67Chapter 4. ATM LAN backbone interoperability and migrationIn this chapter we consider a typical scenario of an installati

68 IBM and Cisco LAN Switching: Interoperability and Migration Guidephysical Ethernet and token-ring LANs, and not only attached to the ATMbackbone. T

Chapter 4. ATM LAN backbone interoperability and migration 69there is little traffic between the Ethernet and token-ring ELANs. This traffic iseasily

vi IBM and Cisco LAN Switching: Interoperability and Migration GuideThe team that wrote this redbookThis redbook was produced by a team of specialists

70 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 45. Overlay Ethernet backbone for migrationThere are several challenges in

Chapter 4. ATM LAN backbone interoperability and migration 71we face the challenge that all the servers reside on Ethernet segments orVLANs, and all t

72 IBM and Cisco LAN Switching: Interoperability and Migration GuideIPX is not supported by the Catalyst MPOA client at this point in time.Therefore I

Chapter 4. ATM LAN backbone interoperability and migration 73Figure 46. Ethernet backboneSuch replacement can now happen since we now have a solid Eth

74 IBM and Cisco LAN Switching: Interoperability and Migration Guideto get the latest information about the interoperability tests, and forinstruction

Chapter 4. ATM LAN backbone interoperability and migration 75DUAL-PHY OC-3 blade in the Catalyst 5500 switch implements the otherMPOA client.In Append

76 IBM and Cisco LAN Switching: Interoperability and Migration Guideb. Joining the ELAN named “S1Ethernet”.The 5500 LEC can use ILMI to get the LECS a

Chapter 4. ATM LAN backbone interoperability and migration 77.Figure 48. The physical test setup82601 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17SDMODULES

78 IBM and Cisco LAN Switching: Interoperability and Migration GuideThe MSS client in the 8270 token-ring switch can be configured in severalways. For

Chapter 4. ATM LAN backbone interoperability and migration 79Figure 50. MSS Configurator tree structureFigure 50 shows the MSS Configurator Navigation

viiComments welcomeYour comments are important to us!We want our Redbooks to be as helpful as possible. Please send us yourcomments about this or othe

80 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 51. Configuration of MSS ESI addressFirst the ATM interface is given an ESI

Chapter 4. ATM LAN backbone interoperability and migration 81Figure 52. LECS GeneralThe LECS needs a selector byte, which is generated to be 00. The L

82 IBM and Cisco LAN Switching: Interoperability and Migration GuideThe LECS has a security function. By creating the LECS/LES Interface, aLEC has to

Chapter 4. ATM LAN backbone interoperability and migration 83Figure 55. Emulated LANs ConfigurationNow we create the two ELANs, S1Ethernet and S1Token

84 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 56. LES/BUS End System Identifier (ESI)On the LES/BUS General tab the two E

Chapter 4. ATM LAN backbone interoperability and migration 85Figure 57. Enabling access securityIn the Local LES/BUS Configuration window (Figure 57),

86 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 58. Local LES Policy Configuration: S1TokenRingIn Figure 58 we can enable L

Chapter 4. ATM LAN backbone interoperability and migration 87Figure 59. Creating a LECFigure 59 shows the creation of a LEC interface. The MSS must ac

88 IBM and Cisco LAN Switching: Interoperability and Migration GuideFigure 60. LEC Interfaces: ELANIn Figure 60 we select the ELAN name for the LEC. F

Chapter 4. ATM LAN backbone interoperability and migration 89Figure 61. MSS token-ring LEC IP address.In Figure 61 we assign the IP address to the tok