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Configuring On-demand Route Advertisement
If a BGP device only wants to received required routes but its peer cannot maintain different export policies for connected devices, you can configure prefix-based BGP outbound route filtering (ORF) to meet this requirement.
Procedure
- Run system-view
The system view is displayed.
- Run bgp { as-number-plain | as-number-dot }
The BGP view is displayed.
- Run ipv4-family unicast
The IPv4 unicast address family view is displayed.
- Run peer { group-name | ipv4-address } ip-prefix ip-prefix-name import
A prefix-based import policy is configured for a peer or peer group.
- Run peer { group-name | ipv4-address } capability-advertise orf [ non-standard-compatible ] ip-prefix { both | receive | send }
Prefix-based ORF is enabled for a peer or peer group.
By default, prefix-based ORF is disabled for a peer or peer group.
