Hello, Community is a 32bit number, represented as a pair of 2 16bit numbers. That is why you can not use big AS numbers in its components. But if your and your peer's equipment supports large communities - you can use them. They have 3 32bit components.
On Mon, Jan 22, 2018 at 11:15 AM, Piotr Marciniak <z...@mnc.pl> wrote: > Hello, > > I've spent a while on below docs and faced a problem with 4B ASN we use. > Bird reports an error 'when 'myas' is 4B => so above 65535. > See some testing example below: > > bird> configure > Reading configuration from /etc/bird/bird.conf > /etc/bird/bird.conf, line 81: Value 165250 out of range (0-65535) > > The only way this config reports no error is to set here private ASn - fe. > 65250. But it will never match our real ASn. > > Two questions: > > 1. Is it possible to enable 4B ASn for communities in Bird? Will it work > with other rouers? > 2. Can we use instead private ASn just for community filters? Are they > processed corretly by other Internet routers of our peers? > > Or maybe there is another work around? > > Best wishes, > > Peter > > > -----Oryginalna wiadomość----- From: Piotr Marciniak > Sent: Friday, December 29, 2017 5:01 PM > To: Ondrej Zajicek > Cc: bird-users@network.cz > Subject: Re: Community for small IX > > > There are some examples in BIRD wiki, mainly: > > https://gitlab.labs.nic.cz/labs/bird/wikis/Route_server_with > _community_based_filtering_and_multiple_RIBs > https://gitlab.labs.nic.cz/labs/bird/wikis/Route_server_with > _community_based_filtering_and_single_RIB > > -- > Elen sila lumenn' omentielvo > > Ondrej 'Santiago' Zajicek (email: santi...@crfreenet.org) > OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net) > "To err is human -- to blame it on a computer is even more so." >
