From owner-freebsd-current Mon Mar 6 17:28:40 2000 Delivered-To: freebsd-current@freebsd.org Received: from fgwmail6.fujitsu.co.jp (fgwmail6.fujitsu.co.jp [192.51.44.36]) by hub.freebsd.org (Postfix) with ESMTP id B95D437BCAE for ; Mon, 6 Mar 2000 17:28:36 -0800 (PST) (envelope-from shin@nd.net.fujitsu.co.jp) Received: from m1.gw.fujitsu.co.jp by fgwmail6.fujitsu.co.jp (8.9.3/3.7W-MX0002-Fujitsu Gateway) id KAA17020; Tue, 7 Mar 2000 10:25:38 +0900 (JST) (envelope-from shin@nd.net.fujitsu.co.jp) Received: from incapgw.fujitsu.co.jp by m1.gw.fujitsu.co.jp (8.9.3/3.7W-0002-Fujitsu Domain Master) id KAA16958; Tue, 7 Mar 2000 10:25:37 +0900 (JST) Received: from localhost ([192.168.245.223]) by incapgw.fujitsu.co.jp (8.9.3/3.7W-0002) id KAA26787; Tue, 7 Mar 2000 10:25:35 +0900 (JST) To: dick@tar.com Cc: fink@es.net, ab@astralblue.com, fenner@research.att.com, jose@we.lc.ehu.es, current@FreeBSD.ORG, 6bone@ISI.EDU Subject: Re: IPv6: can a link-site (or global) address be configured in rc.conf? In-Reply-To: <20000306162106.B347@tar.com> References: <4.2.2.20000306091731.02b974d8@imap2.es.net> <20000306162106.B347@tar.com> X-Mailer: Mew version 1.94 on Emacs 20.4 / Mule 4.0 (HANANOEN) X-Prom-Mew: Prom-Mew 1.93.4 (procmail reader for Mew) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: <20000307102628S.shin@nd.net.fujitsu.co.jp> Date: Tue, 07 Mar 2000 10:26:28 +0900 From: Yoshinobu Inoue X-Dispatcher: imput version 990905(IM130) Lines: 57 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Hi, Very unfortunately, 6to4 is not yet supported in FreeBSD/KAME. So now available options will be, -Use freenet6 (for one hosts). -Get IPv6 address block and connect to 6bone using gif tunnel. Cheers, Yoshinobu Inoue > > Please read, then ask any questions you may have. 6to4 is currently > > supported, and there are relay routers up and running. > > My apologies if I sound like I need "IPv6 for Dummies". > > Just to clarify. You mean that 6to4 is currently supported in FreeBSD/KAME? > Of course, I'm not quite sure what I mean by this. I guess, if I configure > a FreeBSD/KAME host as an IPv6 router, will the router automatically do the > IPv6->IPv4 encapsulation when it encounters a destination prefix of 2002::/16 > and vice versa for incoming packets? Or, do I need to configure a pseudo > interface somehow (gif doesn't look quite like the right thing?). Also, will > FreeBSD/KAME hosts (both router and non-router hosts) somehow automatically > do the proper address selection algorithm when they encounter multiple IPv6 > addresses, or is that an application level requirement? > > Also, if I have (for example) IPv4 addresses of 204.95.187/24, I assume > I can use any of the 2002:[V4ADDR]:/48 prefixes within my allocation, but > for external 6to4 connectivity I should probably choose the V4ADDR of the > external interface of the 6to4 router? > > And, finally, do some of the 6to4 relay routers that are "up and running" > serve small isolated sites? I assume the best case is that one's ISP > provides IPv6 connectivity in some shape or form. But, if thats not the > case, I assume the main options are IPv6-IPv4 tunnel to a co-operative > IPv6 site, or 6to4 with a default route to a relay router (who I assume > must configure a static route back?). Or, run a more sophisticated routing > protocol (BGP), but thats a little much for me, I think. > > Of course, if everyone configures 6to4 (or at least everyone you want to reach) > then am I correct that you don't really need 6to4 "relay" routers? This is > only for reaching native IPv6 sites without 6to4 addresses? > > Thanks. > > -- > Richard Seaman, Jr. email: dick@tar.com > 5182 N. Maple Lane phone: 262-367-5450 > Chenequa WI 53058 fax: 262-367-5852 > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message