>>>>> On Mon, 22 Nov 1999 12:15:30 -0800, "Jay Stewart" <cosmo@olywa.net> said:
Jay> Can someone send me the route selection criteria that BGP4 uses to
Jay> determine which route is most preferrable?
>> From my understanding, all things being equal, a shorter AS-Path will
Jay> be chosen, regardless of the length of the prefix. In other words, if
Jay> I advertise 10.0.0.0/8 with as path - {AS1 AS2}, and I advertise
Jay> 10.0.10.0/24 with as path prepending as such - {AS1 AS2 AS2}, will
Jay> remote routers select the longer AS Path route due to the shorter
Jay> prefix?
Shortest prefix is the first criteria.
Dave.
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