nanog mailing list archives

RE: anyone else seeing very long AS paths?


From: Jon Lewis <jlewis () lewis org>
Date: Mon, 16 Feb 2009 13:02:23 -0500 (EST)

On Mon, 16 Feb 2009, John van Oppen wrote:

I am also a bit leery of setting it much lower than the defaults due to
the possibility of filtering something my customers will care about...
I am not sure what the best strategy is but what really bit a couple of
our customers was their old IOSes that tore the sessions down.   I note
that most of our customers speaking BGP had no issue just three out of
about 25.


What do people think is a reasonable maximum as-path length to enforce
at ones edge?

I've been using 75 for years and have never seen it trigger on 'legitimate' routes.

----------------------------------------------------------------------
 Jon Lewis                   |  I route
 Senior Network Engineer     |  therefore you are
 Atlantic Net                |
_________ http://www.lewis.org/~jlewis/pgp for PGP public key_________


Current thread: