Configuring Virtual Port Channels; Information About Vpcs; Vpc Overview - Cisco Nexus 5000 Series Configuration Manual

Nx-os layer 2 switching configuration guide, release 5.0(3)n1(1)
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Configuring Virtual Port Channels

This chapter describes how to configure virtual port channels (vPCs) on Cisco Nexus 5000 Series switches.
It contains the following sections:

Information About vPCs

vPC Overview

A virtual port channel (vPC) allows links that are physically connected to two different Cisco Nexus 5000
Series switches or Cisco Nexus 2000 Series Fabric Extenders to appear as a single port channel by a third
device (see the following figure). The third device can be a switch, server, or any other networking device.
Beginning with Cisco NX-OS Release 4.1(3)N1(1), you can configure vPCs in topologies that include Cisco
Nexus 5000 Series switches connected to the Fabric Extender. A vPC can provide multipathing, which allows
Information About vPCs, page 103
vPC Guidelines and Limitations, page 115
Configuring vPCs, page 116
Verifying the vPC Configuration, page 134
vPC Example Configurations, page 140
vPC Default Settings, page 144
Cisco Nexus 5000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.0(3)N1(1)
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