> As this is a protocol spec question, you might also consider asking > the idr group in the IETF ([email protected]), which has responsibility > for the BGP spec and so has many who know the spec and implementations.
Thanks - I'm very new to this part of town, so still getting a feel for who/what/where. > P.S. As the AS_SET is intended to retain enough AS information from > aggregated UPDATEs to maintain loop detection, the presence of multiple > identical ASs in the AS_SET does no harm. Unless of course it stressees > another implementation's parsing of the AS_PATH in ways that are bad. :-) I agree - it probably doesn't make much operational difference. I've only come across is because I'm parsing mrt data from routeviews and building an AS peering table from path information - which means dealing with every strange AS path out there.. Cheers _______________________________________________ rrg mailing list [email protected] http://www.irtf.org/mailman/listinfo/rrg
