Date: Wed, 21 Jan 1998 14:53:26 +0000 From: Brian Somers <brian@Awfulhak.org> To: Brian Reichert <reichert@numachi.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: PPP and IP forwarding Message-ID: <199801211453.OAA14947@awfulhak.org> In-Reply-To: Your message of "Wed, 21 Jan 1998 01:26:14 EST." <19980121012614.53293@numachi.com>
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> On Tue, Jan 20, 1998 at 10:35:47PM +0000, Brian Somers wrote: > > Have you only got one IP number ? If so, you'll need to either run > > ppp with the -alias switch or ``alias enable yes'' in your ppp.conf > > file. > > Nope, I got me a whole class C net here. And I'm _not_ running > routed, or any weird IP aliasing packages. > > > > I'm *this* close to building the bpf device, to try to see if > > > packets are even getting to the ppp process.... > > > > You can always ``set log +tcp/ip''. I'm assuming you've got a recent > > version of ppp (see http://www.FreeBSD.org/~brian). > > Actaully, I am trying a recent version: ppp-971105. According to > the manpage, the log option was supposed to be 'TCP/IP', which > didn't seem to do anything. But I tried your suggestion above > [lower case], and got some results: It can be upper or lower case...... > My netblock is 198.175.254.0. My gateway is, as by convention, > 198.175.254.1. I tried telnetting out from another of my boxes > (198.175.254.7) offsite, which failed with a timeout. > > # grep 254.7 /var/log/ppp.log > Jan 21 01:11:05 numachi ppp[12123]: TCP/IP: OUT TCP: 198.175.254.7:4714 ---> 199.0.65.125:23 SYN seq:21e2ce00 ack:0 (0/40) > Jan 21 01:11:11 numachi ppp[12123]: TCP/IP: OUT TCP: 198.175.254.7:4714 ---> 199.0.65.125:23 SYN seq:21e2ce00 ack:0 (0/40) > Jan 21 01:11:23 numachi ppp[12123]: TCP/IP: OUT TCP: 198.175.254.7:4714 ---> 199.0.65.125:23 SYN seq:21e2ce00 ack:0 (0/40) > Jan 21 01:11:47 numachi ppp[12123]: TCP/IP: OUT TCP: 198.175.254.7:4714 ---> 199.0.65.125:23 SYN seq:21e2ce00 ack:0 (0/40) Ah - this is the result of the `set log +tcp/ip' :-) > It _looks_ to me that my PPP process _is_ getting the packets, but > never sees anything come back. I'll poke at my ISP to double-check > thier routing, but if have any further suggestions, by all means, > please send 'em down... Yep. Looks like a problem on their side. > -- > Brian Reichert reichert@numachi.com > 37 Crystal Ave. #303 > Derry NH 03038-1713 USA Intel architecture: the left-hand path -- Brian <brian@Awfulhak.org>, <brian@FreeBSD.org>, <brian@OpenBSD.org> <http://www.Awfulhak.org>; Don't _EVER_ lose your sense of humour....
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