* Alex Thurlow <[EMAIL PROTECTED]> [2006-07-26 06:11]: > New to the list, and with a question I can't seem to find an answer to > anywhere else. A little preface - I have recently switched jobs, so I > am in a new network situation. There are some upcoming changes, and I > wish to switch from our current Linux router to OpenBSD-pf. > > We currently have 2 links that are shared via BGP. One is an OC-12, and > the other is 100Mb ethernet. The reason we have lines of unmatched > speed is that we could get the 100Mb cheap and are wanting to test the > usefulness of multihoming. > > Under just a normal BGP setup, our 100Mb line would be saturated as it > attempted to send traffic there based on routing distance. Because of > this, there are IPtables rules that count how many pps are going on the > 100Mb line, and if there are over a certain amount, they mangle the > packets and send them over the OC-12 instead. In this way, we are able > to share these 2 lines of differing bandwidth.
I would just play with local-preference based on source AS for a few big ASes to move them to the OC-12 line and do that until the usage is somewhat balanced. -- Henning Brauer, [EMAIL PROTECTED], [EMAIL PROTECTED] BS Web Services, http://bsws.de OpenBSD-based Webhosting, Mail Services, Managed Servers, ...
