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Catalyst 3750 Metro Switch Command Reference
OL-9645-10
Chapter 2 Catalyst 3750 Metro Switch Cisco IOS Commands
ip vrf (global configuration)
ip vrf (global configuration)
Use the
ip-vrf
global configuration command to configure a virtual private network (VPN)
routing/forwarding (VRF) routing table and to enter VRF configuration mode. Use the
no
form of this
command to remove a VRF routing table and to return to global configuration mode.
ip vrf
vrf-name
no ip vrf
vrf-name
Note
The switch supports multiple VPN routing/forwarding instances in customer edge devices (multi-VRF
CE).
Syntax Description
Defaults
No VRFs are defined.
No import or export lists are associated with a VRF.
No route maps are associated with a VRF.
Command Modes
Global configuration or router configuration
Command History
Usage Guidelines
Entering the
ip vrf
command enables the VRF configuration mode. These configuration commands are
available:
•
default
: sets a command (description, export, import, maximum, route-target) to its default.
•
description
: describes the VRF (up to 80 characters).
•
exit
: exits VRF configuration mode and returns you to global configuration mode.
•
export map
route-map
: sets a route map to be used as an export route map for the VRF.
•
import map
route-map
: sets a route map to be used as an import route map for the VRF.
•
maximum routes
limit
{
warn threshold
|
warn-only
}: limits the maximum number of routes in a
VRF to prevent a provider edge (PE) router from importing too many routes. The range is from 1 to
4294967295; the threshold is a percentage of the limit, from 1 to 100.
•
no
: negates a command or sets its defaults.
•
rd
: specifies a Route Distinguisher (RD) as either ASN-relative, containing an autonomous system
number and an arbitrary number, or IP-address-relative, containing an IP address and an arbitrary
number.
vrf-name
Name assigned to a VRF.
Release
Modification
12.1(14)AX
This command was introduced.
