Howto for BGP black holing/null routing

Jon Lewis jlewis at lewis.org
Tue Feb 22 18:38:37 CST 2011


On Tue, 22 Feb 2011, David Hubbard wrote:

> I was wondering if anyone has a howto floating around on the
> step by step setup of having an internal bgp peer for sending
> quick updates to border routers to null route sources of
> undesirable traffic?  I've seen it discussed on nanog from
> time to time, typically suggesting using Zebra, but could
> not search up a link on a step by step.

I actually did a blog entry just a couple weeks ago about this with 
relatively step by step [cisco] instructions.

http://jonsblog.lewis.org/2011/02/05#blackhole

I'm curious what others think of the setup.

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




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