On jeu. 16 nov. 12:40:41 2017, Shurshuka wrote:
> Hello,
>
> I am newbie in Bird & BGP so pardon my question:
>
> I have server and my own AS/IP's (/24).
> I get default from my provider.
> My provider has a lot of upstreams (different IP transit providers with there
> own AS).
> I want my AS/routes to be announce only from some providers upstreams.
> My provider doesn't provide any self-service BGP communities for that.
> As I understood, I can do this thing with BGP AS Path Filter (Default is OK
> for this? Or Full View required?).
> What filter I need to use (import/export)?
> I tried to use this filter, but it failed:
>
> > import filter {
> >
> > if (bgp_path ~ [= * IP_TRANSIT_PROVIDER_AS_1 PROVIDER_AS
> > MY_AS =]) || (bgp_path ~ [= * IP_TRANSIT_PROVIDER_AS_2 PROVIDER_AS MY_AS
> > =]) then {
> >
> > accept;
> >
> > } else reject;
> > };
>
> Could you please to answer my questions and to tell in what direction to move
> on?
>
> Thanks.Hi, If your provider doesn’t have any communities you can’t deal with it; you will be announced on all its upstreams. And please, do IPv6 too, we’re in 2017 ;) -- alarig
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