North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: On the subject of multihoming
[ 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.
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
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