Well Known BGP Communities

João Butzke lista-gter at tbonet.net.br
Mon Nov 12 01:51:35 UTC 2018

Hi, Bryce!

Is this what you are looking for?



Best regards,
João Butzke.

Em 11/11/2018 22:57, Bryce Wilson escreveu:
> I’m working on updating the BGP communities that are processed and 
> used in my routers and I was interested as to what some of the common 
> BGP communities that I might want to implement parsing for might be.
> As I understand it, it is somewhat required that no export, no 
> advertise and no export subconfed are implemented. I believe that 
> there is also a no peer option which asks that a prefix not be 
> announced over a peering relationship, only transit and downstream.
> I do have my own informational prefixes for source location and 
> peering vs transit prefixes so it would not be a stretch to add a 
> version to allow for restrictions on where a prefix is announced and 
> possibly prepending as well. I am aware that action communities exist 
> for blackhole and setting of local preference but I can not find a 
> consensus as to what those communities may be.
> Thanks ~ Bryce Wilson, AS202313, EVIX, AS137933

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