North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: On the subject of multihoming
Right now wee are also looking into the same question with the help of Overlay Routing. As far as Multihoming is concerned, there is a good work by jenifer rexford http://www.cs.princeton.edu/~jrex/papers/multipath06.pdf<http://www.cs.princeton.edu/%7Ejrex/papers/multipath06.pdf>. In fact IETF guys were thinking to include it in BGP implementation. Hope it would be helpful On Wed, Nov 12, 2008 at 10:18 PM, Scott Doty <[email protected]> wrote: > [ resent to list, was sent from the wrong address -sd ] > > Charles Wyble wrote: > >> I'm working on a small experiment which utilizes multiple outbound links >> (in the experiments case multiple consumer 3G connections [to 2 Sprint/2 >> Verizon/1 AT&T], Time Warner Cable Modem and an SBC Global DSL connection. >> >> What is the best way to do outbound traffic engineering? I would like to >> be able to determine the best path possible and send traffic out the >> appropriate link. >> > > Not sure if this is useful, but I thought I'd contribute a point on the > curve... > > from NANOG 9: > > http://www.academ.com/nanog/feb1997/multihoming.html > > Obquote: from Paul Vixie's presentation, > from Stan Barber's notes, here is the "meat of the matter": > > _ _ _ _ _ _ _ > Per-interface Default Route > > * BSD TCP binds outbound route to PCB on SYN-ACK > * Our trick: remember the inbound interface identity from the SYN > * Each interface has its own "default route" > * For outbound TCP and all UDP, a normal default is also needed. > > _ _ _ _ _ _ _ > > Hope that helps... > > -Scott > > > > -- Ghulam Murtaza Lahore University of Management Sciences
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