4.8.2 Configuring MP-IBGP Between PEs and ASBRs in the Same
AS
With extended community attributes added to BGP, MP-IBGP can advertise VPNv6 routes
between PEs and ASBRs.
Context
Do as follows on the PE and the ASBR in the same AS:
Procedure
Step 1 Run
system-view
The system view is displayed.
Step 2 Run:
bgp as-number
The BGP view is displayed.
Step 3 Run
peer ipv4-address as-number as-number
The peer ASBR is specified as the IBGP peer.
Step 4 Run
peer ipv4-address connect-interface loopback interface-number
The address of the loopback interface is specified as the source address of the BGP session.
Step 5 Run
ipv6-family vpnv6
The BGP IPv6 VPN address family is displayed.
Step 6 Run
peer ipv4-address enable
The exchange of VPN-IPv6 routes with the peer PE or the ASBR is enabled.
----End
4.8.3 Configuring MP-EBGP Between ASBRs in Different ASs
In inter-AS IPv6 VPN OptionB, ASBRs may not be configured with the IPv6 VPN instance,
but they must establish an MP-EBGP peer relationship with each other.
Context
Do as follows on the ASBR:
Procedure
Step 1 Run
system-view
Quidway S7700 Smart Routing Switch
Configuration Guide - VPN 4 BGP MPLS IPv6 VPN Configuration
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
355
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