Date: Tue, 24 Oct 2006 10:37:02 +0400 From: "Andrew Pantyukhin" <infofarmer@FreeBSD.org> To: "Tuc at T-B-O-H.NET" <ml@t-b-o-h.net> Cc: freebsd-questions@freebsd.org Subject: Re: GRE to Cisco Message-ID: <cb5206420610232337g531ae996hdbff05b71f7a6e5a@mail.gmail.com> In-Reply-To: <200610240421.k9O4LrUu053662@himinbjorg.tucs-beachin-obx-house.com> References: <200610240421.k9O4LrUu053662@himinbjorg.tucs-beachin-obx-house.com>
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On 10/24/06, Tuc at T-B-O-H.NET <ml@t-b-o-h.net> wrote: > Hi, > > I was wondering if anyone has used GRE tunnel extensively. I'm trying to > connect a FreeBSD system to a Cisco router. For testing ONLY I'm trying to do > it to two devices on the same subnet. When I bring the gre up, I can't > ping the other side. I have my FreeBSD at 192.168.3.21 and gre0 looks like : > > gre0: flags=9051<UP,POINTOPOINT,RUNNING,LINK0,MULTICAST> mtu 1476 > tunnel inet 192.168.3.21 --> 192.168.3.149 > inet6 fe80::212:3fff:fedd:58b2%gre0 prefixlen 64 scopeid 0x7 > inet 192.168.3.21 --> 192.168.3.149 netmask 0xffffffff > > My Cisco is at 192.168.3.149 and looks like : > > interface Tunnel0 > ip unnumbered Ethernet0 > tunnel source Ethernet0 > tunnel destination 192.168.3.21 > ! > interface Ethernet0 > ip address 192.168.3.149 255.255.255.0 > > Ideas? I'm not very experienced with this, but if your routing table lists 192.168.3.149 as reachable through the tunnel, then the tunnel itself can't function, naturally.
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