AS3356 Announcing 2000::/12

Randy Bush randy at
Fri Dec 9 18:26:20 UTC 2022

> I know of a few people in a Discord that filter out anything bigger
> than /16 routes, would this be wise to implement as a best practice?

once upon a time, a very large provider took two /8s and announced as a
/7.  a vendor who thought a /8 was as short as they would ever see had
routers fall over in a receiving large provider.

do not hard code social theories.  remember 640k.


More information about the NANOG mailing list