BGP terminology question

Mon Nov 7 13:32:38 UTC 2005

At 9:44 AM -1000 11/6/05, Randy Bush wrote:
>  > A peer should never announce a route it has already announced unless 
>>  that route is withdrawn.
>
>one of many counterexamples: change in igp will cause change in
>med.  any attribute changes, and announcement is required.
>
>e.g., an internal igp oscillation could cause what the op
>describes.

For the OP, http://www.ietf.org/rfc/rfc3345.txt