Date: Fri, 18 Jul 2003 12:03:43 +0200 From: =?iso-8859-1?Q?Sten_Daniel_S=F8rsdal?= <sten.daniel.sorsdal@wan.no> To: "Brett Glass" <brett@lariat.org>, <net@freebsd.org> Subject: RE: NAT and PPTP Message-ID: <0AF1BBDF1218F14E9B4CCE414744E70F1F3DF4@exchange.wanglobal.net>
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=20 > FreeBSD makes a very good NAT router... for most applications. > But a client of mine is having terrible trouble with it when > trying to use NAT with one particular protocol: PPTP. >=20 > Here's what's going on. A client has a FreeBSD box that's serving as a > NAT router. He has one public IP, and lots of PCs behind the router on > unregistered IPs. This works fine when they're doing=20 > browsing, etc., but > fails horribly when users try to use PPTP to tunnel out into=20 > another LAN > across the Internet. >=20 natd handles pptp. we have multiple clients who are NATed and they = connect to different pptp gateways (occasionally the same too). if you are running a poptop pptp server and you want multiple clients=20 connecting to this one pptp server; make sure you get the GRE ID update (poptop always sets the id to 0 - messes up two connections). make sure you divert gre packets on their way out as well. - sten
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