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IPv6 problems



Hi all

I'm having problems with IPv6 which I *think* are due to things not
being routed outside of my control. I may be able to get them
(protocol 43 only needed?) routed, but before I start I want to make
sure the problem isn't me being stupid.

I can ping master
64 bytes from 216.234.231.5: icmp_seq=1 ttl=237 time=186.6 ms

but not with ipv6.
PING master.ipv6.debian.org(3ffe:a00:e:2:240:33ff:fea6:8292) from
+2002:a301:b7a3::1 : 56 data bytes
but then no responses.

"tcpdump -p -n -i eth0 not ether multicast" gives:

15:34:17.044021 163.1.183.163 > 216.234.231.5: v6-in-v4
                 2002:a301:b7a3::1 > 3ffe:a00:e:2:240:33ff:fea6:8292 icmpv6: echo request (DF)
[similar pairs of lines repeated, no replies]


sit0      Link encap:IPv6-in-IPv4
          inet6 addr: ::10.2.11.1/96 Scope:Compat
          inet6 addr: ::10.2.11.1/96 Scope:Compat
          inet6 addr: ::10.2.11.1/96 Scope:Compat
          inet6 addr: ::10.2.11.1/96 Scope:Compat
          inet6 addr: 2002:a301:b7a3::1/128 Scope:Global
          inet6 addr: ::127.0.0.1/96 Scope:Unknown
          inet6 addr: ::192.168.65.16/96 Scope:Compat
          inet6 addr: ::163.1.183.163/96 Scope:Compat
          UP RUNNING NOARP  MTU:1480  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:197 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0



Kernel IPv6 routing table
Destination                                 Next Hop                                Flags Metric Ref    Use Iface
::1/128                                     ::                                      U     0      4        1 lo      
::10.2.11.1/128                             ::                                      U     0      0        0 lo      
::127.0.0.1/128                             ::                                      U     0      0        0 lo      
::163.1.183.163/128                         ::                                      U     0      0        0 lo      
::192.168.65.16/128                         ::                                      U     0      0        0 lo      
::/96                                       ::                                      U     256    2        0 sit0    
2002:a301:b7a3::1/128                       ::                                      U     0      2        0 lo      
2000::/3                                    ::216.234.231.5                         UG    1024   750       0 sit0    
fe80::40:558:6e7e/128                       ::                                      U     0      0        0 lo      
fe80::40:954a:272c/128                      ::                                      U     0      0        0 lo      
fe80::240:5ff:fe58:6e7e/128                 ::                                      U     0      0        0 lo      
fe80::240:95ff:fe4a:272c/128                ::                                      U     0      0        0 lo      
fe80::/10                                   ::                                      UA    256    0        0 eth1    
fe80::/10                                   ::                                      UA    256    0        0 hicipv6cipe
fe80::/10                                   ::                                      UA    256    0        0 eth0    
fe80::/10                                   ::                                      UA    256    0        0 sit0    
fec0:0:0:1::1/128                           ::                                      U     0      0        0 lo      
fec0:0:0:1::/64                             ::                                      UA    256    0        0 hicipv6cipe


Have I done something stupid?

Thanks in advance
Ian



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