Date: Mon, 14 Dec 2009 13:56:12 -0800 From: "Li, Qing" <qing.li@bluecoat.com> To: "JASSAL Aman" <aman.jassal@esigetel.fr>, "Dennis Glatting" <freebsd@penx.com> Cc: freebsd-net@freebsd.org Subject: RE: Understanding multiple IPv6 interfaces under 8.0 (fwd) Message-ID: <B583FBF374231F4A89607B4D08578A430619B3A2@bcs-mail03.internal.cacheflow.com> In-Reply-To: <9223.83.206.131.26.1260781902.squirrel@webmail.esigetel.fr> References: <alpine.BSF.2.00.0912131456440.83238@Elmer.dco.penx.com> <9223.83.206.131.26.1260781902.squirrel@webmail.esigetel.fr>
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>=20 > Hmm, the entry for fd7c:3f2b:e791:1:0:1:ac13:a0a looks suspect. I was > expecting bce1 rather than lo0, I suppose you were as well :) > This loopback route is necessary for short circuiting traffic to local address within a node. -- Qing > > If I'm not mistaken, the packets emanating from bce1 go to the loopback > interface, thus not really going out. You can try specifying the route > manually with "route add *your parameters*" or even set it in > /etc/rc.conf > so that it's loaded at boot-time. There's no reason why among 2 > physical > interfaces sharing the same fabric, one can ship packets out and the > other > can't. >=20 > > > > Elmer's rc.config: > > > > > > ipv6_enable=3D"YES" ipv6_network_interfaces=3D"bce0 bce1" > > ipv6_ifconfig_bce0=3D"FD7C:3F2B:E791:0001::0:172.19.10.10 prefixlen 64" > > ipv6_ifconfig_bce1=3D"FD7C:3F2B:E791:0001::1:172.19.10.10 prefixlen = 64 > mtu > > 8192" > > ipv6_defaultrouter=3D"FD7C:3F2B:E791:0001::1" > > >=20 > Erm... You're using IPv4 addresses encapsulated in IPv6 ? I've never > used > this myself so I can't really comment, and I can't say if there aren't > any > sort of "interferences" with what you're trying to do. >=20 > > > > > > The router (cisco): > > > > > > interface GigabitEthernet0/0 ipv6 address FD7C:3F2B:E791:1::1/64 ipv6 > > enable ipv6 nd prefix FD7C:3F2B:E791:1::/64 (etc) > > >=20 > Just a side-note, I'm not sure if it will be really useful to you, but > you > could give it a try if you want to. Have you tried using your Cisco > router > as a Router Advertisement Daemon ? That way, addresses would be built > automatically and you could see how both interfaces react to such > advertisements. >=20 > I hope this helps. >=20 > ------------ > Aman Jassal >=20 > Wisdom comes from experience. > Experience comes from a lack of wisdom. >=20 > _______________________________________________ > 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"
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