[120668] in North American Network Operators' Group
Re: question regarding multi-homing
daemon@ATHENA.MIT.EDU (William Herrin)
Wed Dec 30 13:25:33 2009
In-Reply-To: <237854710912300902h74e1c426w47c37c9ac0c766e1@mail.gmail.com>
Date: Wed, 30 Dec 2009 13:25:00 -0500
From: William Herrin <herrin-nanog@dirtside.com>
To: Simon Chen <simonchennj@gmail.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Wed, Dec 30, 2009 at 12:02 PM, Simon Chen <simonchennj@gmail.com> wrote:
> I have a question regarding multi-homing, mostly from stub network's
> operational point of view. My big question is: what kind of failures
> do you usually see from your providers? Link down? Link up, but
> withdraw some routes? Link up, no route change, but blackholing
> partial or all traffic? Anything else?
Two more failure modes:
Link up, receiving all routes but provider stops propagating your
announcement outward.
Link up but unusably high packet loss to some or all destinations.
Regards,
Bill Herrin
--
William D. Herrin ................ herrin@dirtside.com bill@herrin.us
3005 Crane Dr. ...................... Web: <http://bill.herrin.us/>
Falls Church, VA 22042-3004
