NOTE
l When configuring a BGP4+ community, you should define the specific community
attribute by using the routing policies. Then, apply these routing policies to the
advertisement of routing information.
l For the configuration of routing policies, refer to Routing Policy Configuration. For the
configuration of community attributes, refer to 7 BGP Configuration.
----End
8.4.9 Checking the Configuration
After BGP4+ route attributes are configured, you can check information about route attributes.
Prerequisites
The configurations for BGP4+ route attributes are complete.
Procedure
l Run the display bgp ipv6 paths [ as-regular-expression ] command to check the AS-Path
information.
l Run the display bgp ipv6 routing-table different-origin-as command to check the route
with the different source AS.
l Run the display bgp ipv6 routing-table regular-expression as-regular-expression
command to check the routing information matching the regular expression of the AS.
l Run the display bgp ipv6 routing-table community [ aa:nn &<1-29> ] [ internet | no-
advertise | no-export | no-export-subconfed ] * [ whole-match ] command to check
routing information about the specified BGP4+ community.
l Run the display bgp ipv6 routing-table community-filter { { community-filter-name |
basic-community-filter-number } [ whole-match ] | advanced-community-filter-number }
command to check information about the routes matching the specified BGP4+ community
attribute filter.
----End
8.5 Controlling the Advertising and Receiving of BGP4+
Routing Information
BGP4+ can perform routing policies on or filter only the routes to be advertised to a certain peer.
8.5.1 Establishing the Configuration Task
Before controlling the advertisement of BGP4+ routes, 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
This section describes the following:
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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