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CHAPTER

4-1

Cisco IOS Software Configuration Guide, Release 12.2SX

OL-13013-06

Configuring Virtual Switching Systems

This chapter describes how to configure a virtual switching system (VSS) for the Catalyst 6500 series

switch. Cisco IOS Release 12.2(33)SXH1 and later releases support VSS.

Note For complete syntax and usage information for the commands used in this chapter, see these

publications:

• The Cisco IOS Virtual Switch Command Reference at this URL:

http://www.cisco.com/en/US/docs/ios/vswitch/command/reference/vs_book.html

• The Cisco IOS Release 12.2 publications at this URL:

http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/products_installation_and_configuratio

n_guides_list.html

Tip For additional information about Cisco Catalyst 6500 series switches (including configuration examples

and troubleshooting information), see the documents listed on this page:

http://www.cisco.com/en/US/products/hw/switches/ps708/tsd_products_support_series_home.html

This chapter consists of these sections:

• Understanding Virtual Switching Systems, page 4-1

• VSS Configuration Guidelines and Restrictions, page 4-27

• Configuring a VSS, page 4-29

• Upgrading a VSS, page 4-54

Understanding Virtual Switching Systems

These sections describe a VSS:

• VSS Overview, page 4-2

• VSS Redundancy, page 4-11

• Multichassis EtherChannels, page 4-14

1 2 3 4 5 6 ... 71 72

Resumo do Conteúdo

Página 1 - OL-13013-06

CHAPTER4-1Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-064Configuring Virtual Switching SystemsThis chapter describes how to configu

Página 2 - VSS Overview

4-10Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 3 - Key Concepts

4-11Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 4 - Virtual Switch Link

4-12Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 5 - Multichassis EtherChannel

4-13Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 6 - VSS Functionality

4-14Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 7 - Supervisor 1:

4-15Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 8 - Hardware Requirements

4-16Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 9 - VSL Hardware Requirements

4-17Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 10 - Service Module Support

4-18Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 11 - VSS Redundancy

4-19Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 12 - RPR and SSO Redundancy

4-2Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

Página 13 - VSL Failure

4-20Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 14 - Multichassis EtherChannels

4-21Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 15 - MEC Failure Scenarios

4-22Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 16 - Packet Handling

4-23Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 17 - Layer 2 Protocols

4-24Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 18 - Layer 3 Protocols

4-25Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 19 - IPv4 Multicast

4-26Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchi

Página 20 - System Monitoring

4-27Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsVSS Configuration Guidelines

Página 21 - Service Modules

4-28Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsVSS Configuration Guidelines

Página 22 - Dual-Active Detection

4-29Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSS–exit –load-

Página 23

4-3Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

Página 24 - VSS Initialization

4-30Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSConverting t

Página 25 - SSO Dependencies

4-31Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSBacking Up t

Página 26 - Initialization Procedure

4-32Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSFor detailed

Página 27 - VSL Down

4-33Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSConfiguring

Página 28

4-34Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSPerform the

Página 29 - Configuring a VSS

4-35Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSTo convert C

Página 30 - Converting to a VSS

4-36Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSDisplaying V

Página 31 - Configuring SSO and NSF

4-37Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSCopying the

Página 32

4-38Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSConfiguring

Página 33

4-39Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSNote If you

Página 34

4-4Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

Página 35

4-40Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSConfiguring

Página 36 - Displaying VSS Information

4-41Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSS R -

Página 37

4-42Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSSubcommands

Página 38 - Configuring VSS Parameters

4-43Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSConfiguring

Página 39 - Configuring PFC Mode

4-44Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSConfiguring

Página 40 - Displaying VSL Information

4-45Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSThe Configur

Página 41 - Configuring VSL QoS

4-46Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSNote Before

Página 42 - Subcommands for VSL Ports

4-47Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSRouter(confi

Página 43

4-48Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSRouter (conf

Página 44

4-49Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSWARNING: Int

Página 45

4-5Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

Página 46

4-50Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSFast-hello d

Página 47

4-51Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSNote The sho

Página 48

4-52Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSAssigning a

Página 49

4-53Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsConfiguring a VSSVerifying In

Página 50

4-54Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSUpgrading a VS

Página 51

4-55Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSThis example s

Página 52

4-56Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSeFSU Restricti

Página 53

4-57Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSeFSU Stages fo

Página 54 - Upgrading a VSS

4-58Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSprevious softw

Página 55

4-59Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSChanging the e

Página 56

4-6Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

Página 57 - Runversion Stage

4-60Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSFor an example

Página 58 - Abortversion (Optional)

4-61Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSIf you intend

Página 59 - Performing an eFSU Upgrade

4-62Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSIf the ICS is

Página 60

4-63Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSStep 4Router#

Página 61

4-64Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSPerforming an

Página 62

4-65Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSIf the ICS is

Página 63

4-66Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSFor an example

Página 64

4-67Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSS

Página 65

4-68Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSRP State = Act

Página 66 - Verify the System Readiness

4-69Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSVerify the New

Página 67

4-7Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

Página 68

4-70Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSSCat6k-Sup720/R

Página 69

4-71Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSS keep_a

Página 70 - Verify the Switchover

4-72Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUpgrading a VSS

Página 71

4-8Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

Página 72

4-9Cisco IOS Software Configuration Guide, Release 12.2SXOL-13013-06Chapter 4 Configuring Virtual Switching SystemsUnderstanding Virtual Switchin

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