Procedure
l Run the display bgp ipv6 peer [ verbose ] command to check information about BGP4+
peers.
l Run the display bgp ipv6 peer ipv4-address verbose command to check information about
BGP4+ peers.
l Run the display bgp ipv6 peer ipv6-address { log-info | verbose } command to check
information about BGP4+ peers.
----End
8.12 Configuring a BGP4+ Confederation
On a large-scale BGP4+ network, configuring a BGP4+ confederation can simplify the
management of routing policies and improve the efficiency of route advertisement.
8.12.1 Establishing the Configuration Task
Before configuring a BGP4+ confederation, familiarize yourself with the applicable
environment, complete the pre-configuration tasks, and obtain the required data. This can help
you complete the configuration task quickly and accurately.
Applicable Environment
The confederation is a method of handling the abrupt increase of IBGP connections in an AS.
The confederation divides an AS into multiple sub-ASs. In each sub-AS, IBGP peers can be
full-meshed or be configured with a route reflector. EBGP connections are set up between sub-
ASs.
Pre-configuration Tasks
Before configuring a BGP4+ confederation, complete the following task:
l Configuring Basic BGP4+ Functions
Data Preparation
To configure a BGP4+ confederation, you need the following data.
No.
Data
1 Confederation ID and the sub-AS number
8.12.2 Configuring a BGP4+ Confederation Attribute
BGP4+ confederations deal with increasing IBGP connections in an AS.
Context
Do as follows on the BGP4+ switch:
S6700 Series Ethernet Switches
Configuration Guide - IP Routing 8 BGP4+ Configuration
Issue 01 (2012-03-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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