Auto-Summary (Bgp Only) - Allied Telesis AT-AR3050S Command Reference Manual

BGP BGP4+ C
AND OMMANDS
- (BGP )
AUTO SUMMARY ONLY

auto-summary (BGP only)

Overview Use this command to enable sending summarized routes by a BGP speaker to its
peers in the Router Configuration mode or in the Address-Family Configuration
mode. BGP uses auto-summary to advertise summarized routes.
Use the no variant of this command to disable BGP auto-summary.
Syntax auto-summary
no auto-summary
Default The auto-summary function is disabled by default.
Mode Router Configuration and Address Family IPv4 mode
Usage If certain routes have already been advertised, enabling auto-summary results in
non- summarized routes being withdrawn and only summarized routes are
advertised. Summarized routes are advertised before non-summarized routes are
withdrawn from all connected peers.
If certain routes have already been advertised, disabling auto-summary results in
summarized routes being withdrawn and only non-summarized routes are
advertised. Non-summarized routes are advertised before summarized routes are
withdrawn from all connected peers.
Examples The following example enables auto-summary in Router Configuration mode:
awplus#
awplus(config)#
awplus(config-router)#
The following example disables auto-summary in Router Configuration mode:
awplus#
awplus(config)#
awplus(config-router)#
The following example enables auto-summary in Address Family IPv4 mode:
awplus#
awplus(config)#
awplus(config-router)#
awplus(config-router-af)#
The following example disables auto-summary in Address Family IPv4 mode:
awplus#
awplus(config)#
awplus(config-router)#
awplus(config-router-af)#
C613-50077-01 REV A
configure
router bgp 100
auto-summary
configure terminal
router bgp 100
no auto-summary
configure terminal
router bgp 100
address-family ipv4
configure terminal
router bgp 100
address-family ipv4
Command Reference for AT-AR3050S
AlliedWare Plus™ Operating System - Version 5.4.5-2.x
auto-summary
no auto-summary
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