[c-nsp] Peering + Transit Circuits

Tue Aug 25 11:56:31 UTC 2015

On 18/Aug/15 22:43, Nick Hilliard wrote:

> i'd advise being careful with this approach: urpf at ixps is a nightmare.

We don't generally do uRPF at exchange points, for the simple reason
that the router is dedicated (meaning it does not carry a full table),
and peers leaking your routes to the Internet (which breaks uRPF in this
scenario) is a constant scenario.

    *sigh*

Mark.