Date: Mon, 21 Apr 2003 13:09:17 -0400 From: Damian Gerow <damian@sentex.net> To: "Crist J. Clark" <cjc@freebsd.org> Cc: net@freebsd.org Subject: Re: IPSec tunnel setup problems Message-ID: <20030421170916.GI2173@sentex.net> In-Reply-To: <20030418223822.GC39466@blossom.cjclark.org> References: <20030415223713.GB648@sentex.net> <00d001c303dc$191c2830$0b01a8c0@Beastie> <20030416190520.GJ648@sentex.net> <20030418223822.GC39466@blossom.cjclark.org>
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Thus spake Crist J. Clark (crist.clark@attbi.com) [21/04/03 11:47]: > > I've done it. I see continual re-tries for Phase I, nothing for Phase II. > > Here's what I see: > > > > tcpdump: > > 14:31:33.613674 pyroxene.sentex.ca.isakmp > asylum.afflictions.org.isakmp: isakmp: phase 1 I agg: [|sa] > > 14:31:53.428132 pyroxene.sentex.ca.isakmp > asylum.afflictions.org.isakmp: isakmp: phase 1 I agg: [|sa] > > Well, one weird thing is that pyroxene must be behind some kind of NAT > device, Nope. Pyroxene /is/ the NAT device. As is asylum. > > initiating: > [snip] > > 43:09.033625 64.7.134.90:500 -> 199.212.134.18:500: isakmp 1.0 msgid 00000000: phase 1 I agg: > ^^^ > > sa: doi=ipsec situation=identity > > p: #1 protoid=isakmp transform=1 > > t: #1 id=iketype=lifetype value=sectype=lifeduration value=0e10type=enc value=blowfishtype=keylen value=0080type=auth value=presharedtype=hash value=sha1type=group desc value=0005)))) > > ke: key len=192) > > nonce: n len=16) > > id: idtype=IPv4 protoid=udp port=500 len=4 64.7.134.90) > ^^^ > > receiving: > [snip] > > 40:07.915101 64.7.134.90:41889 -> 199.212.134.18:500: isakmp 1.0 msgid 00000000: phase 1 I agg: > ^^^^^ > > (sa: doi=ipsec situation=identity > > (p: #1 protoid=isakmp transform=1 > > (t: #1 id=ike (type=lifetype value=sec)(type=lifeduration value=0e10)(type=enc value=blowfish)(type=keylen value=0080)(type=auth value=preshared)(type=hash value=sha1)(type=group desc value=0005)))) > > (ke: key len=192) > > (nonce: n len=16) > > (id: idtype=IPv4 protoid=udp port=500 len=4 64.7.134.90) > ^^^ > > > 2003-04-16 14:40:07: DEBUG: remoteconf.c:134:getrmconf(): no remote configuration found. > > 2003-04-16 14:40:07: ERROR: isakmp.c:851:isakmp_ph1begin_r(): couldn't find configuration. > > I'm not 100% as to whether that is a deal-breaker or not. Hrmm? That's definitely odd... I'll have to check that out, to find out what's going on. Thanks for pointing it out. > This doesn't explain why initiating in the other direction doesn't > work. But what kind of devices are in between these two hosts? What is > doing NAT? The two hosts are, as pointed out above. <sigh>. It might be some portmap statements in ipnat, I'll double-check, and try again.
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