Reference Guide

Virtual Routing and Forwarding (VRF) | 1465

Virtual Routing and Forwarding (VRF)

Overview

Virtual Routing and Forwarding (VRF) allows multiple instances of a routing table to co-exist on the

same router at the same time.

Virtual Routing and Forwarding (VRF) is supported on the E-Series TeraScale and ExaScale

platforms. This is noted in the Command History fields and by the symbol under the command

headings:

Commands

• cam-profile (E-Series Exascale only)

• cam-profile ipv4-vrf (E-Series Terascale only)

• cam-profile ipv4-v6-vrf (E-Series Terascale only)

• ip vrf

• ip vrf forwarding

• ip vrf-vlan-block

• show ip vrf

• show run vrf

• start-vlan-id

cam-profile

(E-Series Exascale only) Set the VRF CAM size. The default CAM size is 40M which supports both

IPv4 and IPv6. You can also configure 10M CAM which supports only IPv4.

Syntax

cam-profile name [10M-CAM]

Parameters

Command Modes

CONFIGURATION

Command

History

name

Enter the name for the VRF CAM profile. Maximum: 16 characters.

10M-CAM Set the CAM size to 10M.

Version 8.2.1.0 Introduced on the E-Series Exascale.