On Tue, 2002-08-20 at 23:33, Bill Trost wrote: Hi, > I'm using a six-to-four setup (2002:cf1:d877::1 is my router's > address), and I'm having serious connectivity problems. I can ping my > default router (2002:4371:c5a::1) and the following addresses: > > www.6tap.net > gate.ipv6.euronet.be > ipv6-lab-gw.cisco.com > 3ffe:8100:200:1fff::1 > www.stben.be > > but > > ftp8.freebsd.org > ftp2.jp.freebsd.org > ftp7.jp.freebsd.org, (sense a pattern? (-: ) > www.kame.net > 3ffe:700:20:4:200:f8ff:fe75:6bc8 > > all(?) seem to come back with a "No Route to Destination" error; for example: > > PING6(56=40+8+8 bytes) 2002:cf1:d877::1 --> 3ffe:80c0:200:2:250:b7ff:fe14:4156 > 64 bytes from 2002:4371:c5a::1: No Route to Destination > Vr TC Flow Plen Nxt Hlim > 6 00 00000 0010 3a 3f > 2002:cf1:d877::1->3ffe:80c0:200:2:250:b7ff:fe14:4156 > ICMP6: type = 128, code = 0
~$ traceroute6 2002:cf1:d877::1 traceroute to 2002:cf1:d877::1 (2002:cf1:d877::1) from 3ffe:81f1:21:1::5, 30 hops max, 16 byte packets 1 feth1-0-levgw1.fr.corp.ndsoftware.net (3ffe:81f1:21:1::1) 0.369 ms 0.272 ms 0.321 ms 2 eth1-0-parcr2.fr.ndsoftwarenet.net (3ffe:81f1:12:1::1) 0.995 ms 2.114 ms 0.994 ms 3 feth0-1-parcr1.fr.ndsoftwarenet.net (3ffe:81f1:0:1::1) 72.862 ms 115.097 ms 74.555 ms 4 v6-tunnel25-uk6x.ipv6.btexact.com (2001:7f8:2:c01d::2) 118.383 ms 86.774 ms 110.775 ms 5 leanet-core-ips-a2-0-2.ipv6.btexact.com (2001:618:1::2) 85.638 ms 120.147 ms 84.95 ms 6 * * * 7 * * * BT is my best route for 2002::/16 (http://noc.ndsoftwarenet.com/stats/aspath-tree/history/35-6to4.php) > > Some of the looking glasses act like there's no way to get to 2002::/16, > so I'm guessing that there's something messed up in the routing to and > from 2002-land. The other thing I've noticed is that all the addresses > that *do* work are in 366e::/16. I have yet to get a response from > anything in 2001::/16. 2002::/16 (6to4) is not correctly routed. (a lot of people filter it or get bad BGP announces) > > Most of the looking glasses act like everything is fine (inasmuch as > they'll talk to me -- they seem to be offended by junkbuster...), but > www.v6.mfeed.ad.jp gets nowhere. Its "show bpg ipv6" is broken, it > can't ping me, and traceroute is taking forever... > http://noc.ndsoftwarenet.com/tools/net-tools.php http://noc.ndsoftwarenet.com/lg/ Best Regards, Nicolas DEFFAYET --------------------------------------------------------------------- The IPv6 Users Mailing List Unsubscribe by sending "unsubscribe users" to [EMAIL PROTECTED]
