Date: Thu, 22 Jun 2000 23:20:00 +0100 From: Brian Somers <brian@Awfulhak.org> To: Archie Cobbs <archie@whistle.com> Cc: phk@critter.freebsd.dk (Poul-Henning Kamp), brian@Awfulhak.org (Brian Somers), tlambert@primenet.com (Terry Lambert), winter@jurai.net (Matthew N. Dodd), arch@FreeBSD.org, brian@hak.lan.awfulhak.org Subject: Re: Software detection of link integrity Message-ID: <200006222220.XAA02751@hak.lan.Awfulhak.org> In-Reply-To: Message from Archie Cobbs <archie@whistle.com> of "Thu, 22 Jun 2000 15:04:25 PDT." <200006222204.PAA94336@bubba.whistle.com>
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> Poul-Henning Kamp writes: > > >> But a dial on demand line is a layered concept. You have a transient > > >> physical line with a layer on top of it which pretends to be a > > >> permanent line. > > > > > >Which unfortunately doesn't work with a dynamically assigned IP > > >number. > > > > That is a different story alltogether... > > On the InterJet, if it's dynamic IP and there is no other IP address > to use, we actually make one up! Once connected, we renumber the > interface of course. How do you deal with the first connection problem - where that first packet that causes the dial ends up with an incorrect src address ? ppp(8) does it when NAT is enabled by keeping the old interface address as an alias and just NATing the first connection. > -Archie > > ___________________________________________________________________________ > Archie Cobbs * Whistle Communications, Inc. * http://www.whistle.com -- Brian <brian@Awfulhak.org> <brian@[uk.]FreeBSD.org> <http://www.Awfulhak.org>; <brian@[uk.]OpenBSD.org> Don't _EVER_ lose your sense of humour ! To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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