Date: Mon, 20 May 1996 21:30:39 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: alk@Think.COM (Tony Kimball) Cc: terry@lambert.org, bmah@cs.berkeley.edu, questions@FreeBSD.ORG Subject: Re: ip masquerading Message-ID: <199605210430.VAA29860@phaeton.artisoft.com> In-Reply-To: <199605210324.WAA19342@compound.Think.COM> from "Tony Kimball" at May 20, 96 10:24:28 pm
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> Host, protocol could be encoded in the port number. <picks self up off floor> You have *got* to be kidding! > > It would be nice to pull out the rewriting stuff into loadable > > rule sets. > > It would be nicer to not need them. > > Not an option, though, is it? It is for a real proxy. 8-). > client default route: server on local net > server default route: modem > internal local net route: depends on packet destination > (internal local net == net which only exists as a tunnel) > > client packet -> local net > local net -> server > server local packet -> gateway > gateway -> tunnel device internal local net > internal local net -> socks client (on server) > socks client (on server) -> socks server (on server) > socks server (on server) -> socks proxy socket on default route > > A bit redundant and baroque, but if the components are coming > off-the-shelf, it might be an economical implementation... > I think I understand the scheme now, and the tunnel device and > the general-purpose socks client seem to be the unimplemented > components, yes? The tunnel device is already there. The socks client can be hacked out of SLiRP or user mode PPP (there are two clients you'd like -- you'd prefer to have socks clients coming in normally). > Hmm... it would seem worthwhile to find out *how* Linux does > MTU discovery through a masquerade, or perhaps more appositely, > *in*what*sense* it does so. Yes, since this was my primary objection on the basis of RFC's; the other was classless routing. 8-). Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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