BGP flooding

Robert Raszuk robert at
Tue Jun 23 12:54:11 UTC 2020

> > So to sum it up you simply can not run into any scaling ceiling with
> > architecture.
> Flooding nature of BGP requires all the related entities treat
> everything, regardless of whether they need it entirely or not.

That is long gone I am afraid ... Hint RFC 4684. Now applicable to more
and more AFI/SAFIs.

Also from day one of L3VPNs, PEs even if receiving all routes were dropping
on inbound (cheap operation) those routes which contained no locally
intersecting RTs.

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <>

More information about the NANOG mailing list