On Fri, 20 Feb 2009, Richard A Steenbergen wrote: >> Don't get too overzealous here. From my perspective I currently see over >> 160 prefixes with as-path >= 20
There was a research papre somewhere (although a bit outdated - from 2005), stating that the optimal value is 75. That was used as the foundation for the default value of maxas-limit within the Cisco IOS. I can't find the URL to that paper right now, though ... And yes, the standards do allow inifinitely long AS paths, but AS path space is finite, as well as the buffer for communities and other BGP attributes. A BCP for implementors would be nice to have though ... Regards, Beri _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp