[quagga-dev 9973] Re: [PATCH 0/1] bgpd: add replace-as modifier for BGP neighbor

David Lamparter equinox at opensourcerouting.org
Wed Nov 7 22:24:24 GMT 2012


On Wed, Nov 07, 2012 at 02:16:48PM -0800, Andrew Certain wrote:
> 
> This patch is a small addition to the BGP daemon to support the
> replace-as modifier for BGP neighbors when local-as is used.  The
> replace-as modifier instructs the BGP process to prepend only the AS
> supplied in the local-as modifier to the AS_PATH.
> 
> See
> http://www.cisco.com/en/US/docs/ios/12_3t/12_3t11/feature/guide/gtbgpdas.html#wp1045321
> for more information.
> 
> I have tested it running under RHEL5 interacting with Juniper QFX3500
> neighbors to verify that the basic functionality works and that it
> doesn't obviously break other BGP AS_PATH functionality.
> 
> Since the local-as modifier isn't documented, I did not update the
> documentation to include this sub-modifer.

For superhero bonus points, you could document both ;)

-David



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