Hi Jakob, but the as-set only checks the origin AS in the announcement, it doesn't lookup the prefix <-> as relation from RADB/RIPE/Whatever, as i understand it correctly!
Or is there some lookup mechanism as Ytti/Mark mentioned? regards, tim On Sun, Aug 15, 2021 at 01:46:40AM +0000, Jakob Heitz (jheitz) via NANOG wrote: > Ytti, > > We have introduced the scalable as-set into the XR route policy language. > as-path-set does not scale well with 1000's of ASNs. > Now, you don't need to expand AS-SET into prefix-set, just enter it directly. > Example: > as-set test > 2914, > 3356, > end-set > ! > route-policy sample > if as-path originates-from test then > pass > endif > end-policy > > If this does not meet your needs and you need improvements, let me know. > > Kind Regards, > Jakob. > > ------------------------------------------------------------- > Date: Mon, 9 Aug 2021 19:10:23 +0300 > From: Saku Ytti <s...@ytti.fi> > > We just recently learned of a IOS-XR prefix-set limit of 300001 when a > particular customer AS-SET expanded to a higher number of prefixes. > > -- > ++ytti > -- Tim Weippert http://weiti.org - we...@weiti.org GPG Fingerprint - E704 7303 6FF0 8393 ADB1 398E 67F2 94AE 5995 7DD8