On Fri, 8 Apr 2005, Philip Lavine wrote:
I am prepending my AS 3 times to the un-preferred ISP. Both ISP's are my peers.
Ok...I just wanted to be sure you weren't prepending their ASN in which case loop detection would stop them from accepting your routes.
The un-preferred ISP claims the see my advertisement yet they do not add it to their routing table (suggests filtering??). They claim all the
Does the un-preferred ISP actually have no route back to you, or just not the one you sent to them? Depending on how things are setup, they may prefer your preferred ISP for reaching you. If you want "un-preferred ISP" to reach you directly, but still be "un-preferred", you may want to see if they have communities you can tag your advertisement with that would cause them to prepend your routes when propogating them to their peers. ---------------------------------------------------------------------- Jon Lewis | I route Senior Network Engineer | therefore you are Atlantic Net | _________ http://www.lewis.org/~jlewis/pgp for PGP public key_________