Well there are many reasons but the most common in my opinion is that usually people do this to influence route preference; by pre-pending your own AS path several times you effectively make the route less desirable to use. Chris -----Original Message----- From: owner-nanog@merit.edu [mailto:owner-nanog@merit.edu] On Behalf Of Gniewomir Krol Sent: Tuesday, February 01, 2005 3:18 AM To: nanog@merit.edu Subject: long as path games - additional question hello there, perhaps it's trivial question ( if so, please give mi direction to some source of information); suppose i've received as-path which contains about 8 as-numbers, four of which are the same; what exactly this could mean? thanks in advance, best regards, gk