NAT Multihoming (was:Re: NANOG 40 agenda posted)
Paul Vixie
vixie at vix.com
Sat Jun 2 18:07:19 UTC 2007
> Cisco has a whitepaper entitled "Enabling Enterprise Multihoming with Cisco
> IOS NAT" that addresses this. See
> http://www.cisco.com/en/US/tech/tk648/tk361/technologies_white_paper09186a0080091c8a.shtml
> as well as RFC2260.
see also <http://sa.vix.com/~vixie/proxynet.pdf>.
> There are indeed a few thorny issues with this approach; the largest
> issue is that all connectivity becomes DNS-dependent and raw IP addresses
> (from both the inside and outside) become virtually useless. Running
> servers behind this scheme, while doable, is difficult.
and also much fun to watch, once you get it working.
--
Paul Vixie
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