Chapter 7 Configuring Vpc; Information About Vpcs; Vpc Overview - Cisco 7206 - VXR Router Configuration Manual

Information About vPCs

S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m
Information About vPCs
This section includes the following topics:
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vPC Overview

A virtual port channel (vPC) allows links that are physically connected to two different Cisco Nexus
7000 Series devices to appear as a single port channel by a third device (see
can be a switch, server, or any other networking device that supports port channels. A vPC can provide
Layer 2 multipathing, which allows you to create redundancy and increase bisectional bandwidth by
enabling multiple parallel paths between nodes and allowing load balancing traffic.
Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x
7-2
vPC Overview, page 7-2
vPC Terminology, page 7-5
vPC Peer Links, page 7-6
Peer-Keepalive Link and Messages, page 7-11
vPC Peer-Gateway, page 7-12
vPC Domain, page 7-13
vPC Topology, page 7-14
Compatibility Parameters for vPC Interfaces, page 7-15
vPC Number, page 7-18
Moving Other Port Channels into a vPC, page 7-18
Configuring vPC Peer Links and Links to the Core on a Single Module, page 7-19
vPC Interactions with Other Features, page 7-20
Virtualization Support, page 7-27
vPC Recovery After an Outage, page 7-27
High Availability, page 7-28
Chapter 7 Configuring vPCs
Figure 7-1). The third device
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