> > > > aut-num: AS8938 > > > ... > > > remarks: all routes from TeleGlobe tagged with 8938:2100 > > > > gin-b1d-core1#sh ip bgp com 8938:2100 > > > > gin-b1d-core1# > > > > because we control the set of communities that we accept at import > > time (to the well-known ones and the set of values that we operate > > on). > > This is the behaviour that is expected. The community > 8938:2100 is presumably set by AS8938 and visible in AS8938's > BGP RIBs on all routes with paths matching ^6453_.
Yes. Right. > > Neighbors of AS8938 may also see 8938:2100 (depending on policy). > Sure. We restrict this among other to avoid having neighbors Potentially send values that may interfere with other internally used community values. mh > Kris > > > > > >> -----Message d'origine----- > > > > >> De : Benoit Donnet [mailto:[EMAIL PROTECTED] > > > > >> Envoyé : mardi 4 décembre 2007 10:56 À : > [email protected] Objet : > > > > >> [GROW] On BGP Communities > > > > >> > > > > >> Dear Grow Working Group, > > > > >> > > > > >> During the past years, we have seen an increasing usage > > > of the BGP > > > > >> community attribute. For instance, in a recent BGP table > > > > dump from > > > > >> routeviews, 99% of the routes stored by the router > carries BGP > > > > >> communities. > > > > >> > > > > >> In this context, we are currently working on a BGP community > > > > >> taxonomy, i.e., we want to classify and document communities > > > > >> according to their usage. We describe our taxonomy on the > > > > following > > > > >> url: http://inl.info.ucl.ac.be/communities > > > > >> > > > > >> Based on this taxonomy, we tried to collect as much > as possible > > > > >> information on BGP communities. This was a daunting > > task as we > > > > >> mainly relied on public database, such as whois server > > > and ISP web > > > > >> sites. > > > > >> > > > > >> Our current database of classified BGP communities > > > > currently contains > > > > >> more than 27,000 entries. > > > > >> > > > > >> As researchers, we are now in the process of writing a > > > > paper on our > > > > >> work on BGP communities. > > > > >> > > > > >> We plan to submit this paper to ACM SIGCOMM Computer > > > Communication > > > > >> Review for the April issue. This is an editorial > paper (max. 4 > > > > >> pages). > > > > >> > > > > >> You can find a preprint of the paper at the following > > > URL: http:// > > > > >> inl.info.ucl.ac.be/communities or directly at http:// > > > > >> inl.info.ucl.ac.be/system/files/communities.pdf > > > > >> > > > > >> Any comments on the paper is welcome. > > > > >> > > > > >> Thank you very much. > > > > >> > > > > >> Keep on Rockin' > > > > >> > > > > >> Dr. Benoit Donnet & Prof. Olivier Bonaventure > > > > >> > > > > >> -- > > > > >> Dr. Benoit Donnet > > > > >> Université Catholique de Louvain (UCL) Faculté des Sciences > > > > >> Appliquées - Département d'Ingénierie Informatique > > (INGI) Place > > > > >> Sainte Barbe, 2 1348 Louvain-la-Neuve Belgium > > > > >> Phone: +32 10 47 87 18 > > > > >> Home page: http://inl.info.ucl.ac.be/donnet > > > > >> > > > > >> > > > > >> > > > > >> > > > > >> > > > > >> > > > > >> _______________________________________________ > > > > >> GROW mailing list > > > > >> [email protected] https://www1.ietf.org/mailman/listinfo/grow > > > > >> > > > > >> > > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > GROW mailing list > > > > > [email protected] > > > > > https://www1.ietf.org/mailman/listinfo/grow > > > > > > > > -- > > > > Dr. Benoit Donnet > > > > Université Catholique de Louvain (UCL) Faculté des Sciences > > > Appliquées > > > > - Département d'Ingénierie Informatique (INGI) Place > > Sainte Barbe, 2 > > > > 1348 Louvain-la-Neuve > > > > Belgium > > > > Phone: +32 10 47 87 18 > > > > Home page: http://inl.info.ucl.ac.be/donnet > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > GROW mailing list > > > > [email protected] > > > > https://www1.ietf.org/mailman/listinfo/grow > > > > > > > > > > > > > > > > _______________________________________________ GROW mailing list [email protected] https://www1.ietf.org/mailman/listinfo/grow
