Date: Mon, 25 Oct 2004 12:44:18 +0200 From: Erik Mossberg <omikjam@gmail.com> To: Martin Schweizer <info@pc-service.ch>, Erik Mossberg <omikjam@gmail.com>, freebsd-questions@freebsd.org Subject: Re: GRE tunnel problem om FreeBSD 5.2.1 Message-ID: <129bb907041025034421d5b11f@mail.gmail.com> In-Reply-To: <20041024164042.GB11510@saturn.pcs.ms> References: <129bb9070410210709532226ff@mail.gmail.com> <20041024164042.GB11510@saturn.pcs.ms>
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Yes, I did use ipfw before. Now I've moved over to 5.3-RC1 and PF though, gre works like a charm on that config. On Sun, 24 Oct 2004 18:40:42 +0200, Martin Schweizer <pcservi@spectraweb.ch> wrote: > Hello Erik > > I use pptpd with GRE without problems. First I had also troubles with the ipfw > but now it works great. Do you use also ipfw? > > Am Thu, Oct 21, 2004 at 04:09:39PM +0200 Erik Mossberg schrieb: > > > > Hello, > > I have a weird problem with a GRE tunnel, the setup is as follows; > > gre0: flags=b051<UP,POINTOPOINT,RUNNING,LINK0,LINK1,MULTICAST> > > mtu > > 1476 > > tunnel inet 213.67.20.137 --> 194.145.248.113 > > inet 194.145.248.138 --> 194.145.248.137 netmask 0xfffffffc > > And I've tried both w/ and w/o the link1 option mentioned in the man > > page for gre. > > > > netstat -rn -f inet: > > Destination Gateway Flags Refs Use Netif > > Expire > > default 213.67.20.1 UGS 17 19250541 rl1 > > 127.0.0.1 127.0.0.1 UH 1 1802 lo0 > > 192.168.0 link#1 UC 0 0 rl0 > > 192.168.0.54 00:04:75:c8:18:d8 UHLW 2 5683090 rl0 > > 608 > > 192.168.0.55 link#1 UHLW 2 140 rl0 > > 192.168.0.91 00:0d:54:9a:d2:d1 UHLW 0 13538 rl0 > > 1039 > > 192.168.0.95 00:0d:88:81:fd:98 UHLW 0 766395 > > rl0 5 > > 192.168.5.2 192.168.5.1 UH 0 12 gif2 > > 194.145.248.137 194.145.248.138 UH 0 1177 gre0 > > 213.67.20 link#2 UC 0 0 rl1 > > 213.67.20.1 00:10:67:00:c4:39 UHLW 1 0 rl1 > > 234 > > 213.67.20.108 00:10:67:00:c4:39 UHLW 0 12 rl1 > > 822 > > 213.67.20.137 127.0.0.1 UGHS 0 136 lo0 > > > > when I try to ping 194.195.248.137 I have a 95% packet loss, but when > > pinging from remote to 194.145.248.138 works just fine with no packet > > loss. > > > > tcpdump -eni rl1 shows this: > > 22:05:55.148354 0:10:a7:13:bf:58 0:10:67:0:c4:39 0800 122: > > 213.67.20.137 > 194.145.248.113: gre (frag 49403:88@752+) > > 22:05:56.158351 0:10:a7:13:bf:58 0:10:67:0:c4:39 0800 122: > > 213.67.20.137 > 194.145.248.113: gre (frag 49410:88@51176) > > > > Sometimes the packet 1 or 2 packets goes through and gets a reply > > though. > > > > I use: > > FreeBSD 5.2.1-RELEASE-p5 #3: Sun Apr 18 22:25:17 CEST 2004 > > omicron@fisken:/usr/obj/usr/src/sys/merltock i386 > > > > When google-ing for this problem I found this: > > http://lists.freebsd.org/pipermail/freebsd-current/2004-February/02039 > > 4.html > > > > Which seems to be the same problem, can the bug have been brought back > > afterwards? > > I hope I didn't miss any info.. > > > > I will try upgrading to 5.3-RC1, seems to have been alot of fixes > > since then, but I'd be glad for any information what might be the > > cause of this problem. > > > > Thanks. > > > > Regards, > > Erik > > _______________________________________________ > > freebsd-questions@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > > -- > > Regards > > Martin Schweizer > <info@pc-service.ch> > > PC-Service M. Schweizer GmbH; Gewerbehaus Schwarz; CH-8608 Bubikon > Tel. +41 55 243 30 00; Fax: +41 55 243 33 22; http://www.pc-service.ch; > public key : http://www.pc-service.ch/pgp/public_key.asc; > fingerprint: EC21 CA4D 5C78 BC2D 73B7 10F9 C1AE 1691 D30F D239; > > >
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