Date: Thu, 10 Jul 2008 08:25:05 -0400 From: Steve Bertrand <steve@ibctech.ca> To: zaphod@fsklaw.com Cc: freebsd-net@freebsd.org, Julian Elischer <julian@elischer.org>, Mike Tancsa <mike@sentex.net> Subject: Re: Tunneling issues Message-ID: <4875FFA1.9010608@ibctech.ca> In-Reply-To: <3d2c56c963f5fc5f6732548548068f69.squirrel@cor> References: <8f7879db41dbaecc479a017110e8f32f.squirrel@cor> <200807040155.m641tl8s000607@lava.sentex.ca> <7904ac587e71a42fb86c2bbe77bde0ae.squirrel@cor> <200807091545.m69FjcP4031350@lava.sentex.ca> <ae8c87bc77551550826e2906287c4cf0.squirrel@cor> <4874FA1F.40209@elischer.org> <3d2c56c963f5fc5f6732548548068f69.squirrel@cor>
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zaphod@fsklaw.com wrote: >>> ifconfig gif1 inet 192.168.72.1 192.168.70.1 netmask 255.255.255.0 Above you are assigning a /24 netmask. > Got it from the manual > <http://www.freebsd.org/doc/en/books/handbook/ipsec.html>; > > # ifconfig gif0 create > # ifconfig gif0 tunnel A.B.C.D W.X.Y.Z > # ifconfig gif0 inet 192.168.1.1 192.168.2.1 netmask 0xffffffff In your example from the manual, it is applying a /32 netmask ie: 255.255.255.255. Aside from that, do you see ICMP inbound via tcpdump on the machine that you are trying to ping? Is the traffic making it to the destination, but not the return trip? Steve
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