Google Over IPV6
Steven M. Bellovin
smb at cs.columbia.edu
Fri Mar 27 14:18:36 UTC 2009
On Fri, 27 Mar 2009 14:46:50 +0100
Daniel Verlouw <daniel at bit.nl> wrote:
> On Fri, 2009-03-27 at 09:34 -0400, Steven M. Bellovin wrote:
> > It's working for me, too, though I noticed that tcptraceroute (at
> > least the version I have) doesn't do well with ipv6.google.com.
>
> seems to work fine from over here:
>
> # tcptraceroute6 www.google.com 80
> traceroute to www.google.com (2001:4860:a003::68) from
> 2001:7b8:3:30::<removed>, port 80, from port 62699, 30 hops max, 60
> byte packets
> 1 2001:7b8:3:30::2 (2001:7b8:3:30::2) 0.505 ms 0.246 ms 0.228 ms
> 2 pr61.ams04.net.google.com (2001:7f8:1::a501:5169:1) 1.664 ms
> 1.619 ms 1.641 ms
> 3 2001:4860::23 (2001:4860::23) 220.972 ms 174.560 ms 120.445 ms
> 4 2001:4860:a003::68 (2001:4860:a003::68) 9.101 ms [open] 9.196 ms
> 9.055 ms
>
> # tcptraceroute6 -V
> traceroute6: TCP & UDP IPv6 traceroute tool 0.9.3 ($Rev: 483 $)
>
Traceroute6 works; I'm talking about tcptraceroute, which is useful for
seeing what happens to connections in the presence of ACLs, firewalls,
and the like. I don't seem to have a tcptraceroute6.
--Steve Bellovin, http://www.cs.columbia.edu/~smb
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