Date: Sat, 30 Dec 2006 16:42:21 -0600 (CST) From: "Sean C. Farley" <sean-freebsd@farley.org> To: Dimitry Andric <dimitry@andric.com> Cc: Joe Marcus Clarke <marcus@freebsd.org>, freebsd-stable@freebsd.org Subject: Re: gif problems in -STABLE Message-ID: <20061230163738.D1066@thor.farley.org> In-Reply-To: <4595C753.5030502@andric.com> References: <4595C753.5030502@andric.com>
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On Sat, 30 Dec 2006, Dimitry Andric wrote: > Hi, > > I just updated one of my machines from RELENG_6 as of 2006-11-03, to > RELENG_6 as of 2006-12-29. This caused the IPv6 tunnel which this box > uses, which had been doing fine for months, to suddenly stop working. > > Reverting to my 2006-11-03 kernel restored the tunnel again, so my ISP > could be ruled out. :) > > The symptoms are that the IPv6 default gateway cannot be reached, and > you'll get "ping6: sendmsg: No route to host" when you try to ping it. > > For some reason, the ifconfig command now fails to create the proper > routing table entries. With the 2006-11-03 kernel, if I configure my > gif0 tunnel as follows: I can confirm my setup with Hurricane Electric also started failing at some point: gif_interfaces="gif0" gifconfig_gif0="AA.BB.CC.DD 64.71.128.83" ipv6_defaultrouter="AAAA:BBBB:CCCC:DDDD::1C" ipv6_ifconfig_gif0="AAAA:BBBB:CCCC:DDDD::1D AAAA:BBBB:CCCC:DDDD::1C prefixlen 128" I needed to add the following to restore the old (working) behavior: ipv6_static_routes="defroute" ipv6_route_defroute="AAAA:BBBB:CCCC:DDDD::1C -interface gif0" Sean -- sean-freebsd@farley.org
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