From owner-freebsd-net@FreeBSD.ORG Fri Apr 18 13:52:48 2008 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 18F59106564A for ; Fri, 18 Apr 2008 13:52:48 +0000 (UTC) (envelope-from baldur@foo.is) Received: from gremlin.foo.is (gremlin.foo.is [194.105.250.10]) by mx1.freebsd.org (Postfix) with ESMTP id C559C8FC23 for ; Fri, 18 Apr 2008 13:52:47 +0000 (UTC) (envelope-from baldur@foo.is) Received: from 127.0.0.1 (localhost.foo.is [127.0.0.1]) by injector.foo.is (Postfix) with SMTP id A8AEDDA87B; Fri, 18 Apr 2008 13:34:20 +0000 (GMT) X-Spam-Checker-Version: SpamAssassin 3.1.7 (2006-10-05) on gremlin.foo.is X-Spam-Level: X-Spam-Status: No, score=-2.6 required=6.0 tests=BAYES_00,NO_RELAYS autolearn=ham version=3.1.7 Received: by gremlin.foo.is (Postfix, from userid 1000) id 7C939DA870; Fri, 18 Apr 2008 13:34:17 +0000 (GMT) Date: Fri, 18 Apr 2008 13:34:17 +0000 From: Baldur Gislason To: Steve Bertrand Message-ID: <20080418133417.GA66873@gremlin.foo.is> References: <4808A15E.4030007@ibctech.ca> In-Reply-To: <4808A15E.4030007@ibctech.ca> User-Agent: Mutt/1.4.2.2i X-Sanitizer: Foo MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline Cc: freebsd-net@freebsd.org Subject: Re: IPIP tunnel behind NAT X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Apr 2008 13:52:48 -0000 It'll work fine. I've done this several times before. However I've also had NAT implementations which didn't work this way but this one should definitely work. Baldur On Fri, Apr 18, 2008 at 09:25:50AM -0400, Steve Bertrand wrote: > Hi everyone, > > I'm trying to configure a GIF IPIP tunnel from a FreeBSD box to a Cisco > router in order to route IPv6 blocks to a remote location. > > However, I can't find good documentation to find out whether this will > work in behind a NAT device. > > The FreeBSD box has a private IP, NAT'd 1:1. The Cisco is across the > 'net and is in the public network. > > Will this tunnel setup work? If so, how? Will I have to move the FreeBSD > box outside of NAT and give it a public IP? > > Regards, > > Steve > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >