JUNOSe 9.1.x Command Reference Guide A to M > B Commands > bgp enforce-first-as

bgp enforce-first-as

Description: 

Forces BGP to compare the configured remote AS number of an external peer with the first AS in the AS path of routes received from the peer. If the AS numbers do not match, BGP sends the peer an error message. The no version restores the default condition, which does not perform the AS comparison.

Syntax: 

[ no ] bgp enforce-first-as

Mode(s): 

Router Configuration

    Release Information    Command introduced before JUNOSe Release 7.1.0.