Re: Advertising host in BGP

From: James (james@towardex.com)
Date: Thu Jul 15 2004 - 23:09:14 GMT-3

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On Thu, Jul 15, 2004 at 04:48:28PM -0700, Joseph D. Phillips wrote:
> Can a host be advertised to a neighbor or neighbors in BGP?
>

You mean a /32? If so, it still is a prefix, therefore BGP is careless
about that. It is treated no different than a /24, /29, /8 announced in
BGP.

Hope I answered your question..
-J

Example:

r1.bos>sh ip bgp 192.175.48.254
BGP routing table entry for 192.175.48.254/32, version 6939
Paths: (1 available, best #1, table Default-IP-Routing-Table)
  Not advertised to any peer
  Local
    192.0.2.2 from 65.116.132.129 (65.116.132.129)
      Origin IGP, metric 0, localpref 350, valid, internal, best
      Community: 27552:666 27552:3000 27552:3010 27552:31337
      Originator: 65.116.132.149, Cluster list: 65.116.132.129
r1.bos>

-- 
James Jun                                            TowardEX Technologies, Inc.
Technical Lead                        Network Design, Consulting, IT Outsourcing
james@towardex.com                  Boston-based Colocation & Bandwidth Services
cell: 1(978)-394-2867           web: http://www.towardex.com , noc: www.twdx.net

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