Command Reference Guide

3Com Router 3000 Ethernet Family
Command Reference Guide
Chapter 5 BGP Configuration Commands
3Com Corporation
5-61
Use the undo ipv4-family multicast command to exit the multicast extended address
family view, remove all configurations in the address family view and return to BGP
unicast view.
Use the undo ipv4-family vpn-instance vpn-instance-name command to remove the
association between the specified VPN instance and IPv4 address family and delete all
configurations in the address family and return to BGP unicast view.
Use the ipv4-family multicast command to multicast. For relevant contents, refer to
"MBGP Multicast Extended" chapter in module "Multicast" of this manual.
Use the ipv4-family vpn-instance command for BGP/MPLS VPN. For related
description, refer to "MPLS VPN" chapter in module "MPLS" module of this manual.
Related command: ipv4-family vpnv4 and peer enable.
Example
None
5.2.2 ipv4-family vpnv4
Syntax
ipv4-family vpnv4 [ unicast ]
undo ipv4-family vpnv4 [ unicast ]
View
BGP view
Parameter
unicast: Enters VPN-IPv4 unicast address family view with this argument.
Description
Use the ipv4-family vpnv4 command to enter VPNv4 address family view of BGP.
Use the undo ipv4-family vpnv4 command to delete all configurations in VPNv4
address family view and return to IPv4 unicast address family view of BGP.
The ipv4-family vpnv4 command is used for BGP/MPLS VPN. For related description,
refer to "MPLS VPN" chapter in module "MPLS" of this manual.
The present VRP software platform only supports IPv4 unicast address of VPN.
Performing the ipv4-family vpnv4 command will enter VPN-IPv4 unicast address
family view even if the unicast argument is not specified.
Related command: ipv4-family and peer enable.
Example
None