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Can't get IPv6 back up
![[nl]](/s/countries/nl.gif) Shadow Hawkins on Monday, 22 November 2004 20:02:15
Hello,
After a reboot of my server today i am unable to get IPv6 working again. After previously reboots the following was enough to get everything working again:
modprobe tun
aiccu start
Everything seems to be ok, but it just don't work:
root@foxtrot:~# aiccu start
Tunnel Information for T51**:
POP Id : nlams01
IPv6 Local : 2001:838:300:27a::2/64
IPv6 Remote : 2001:838:300:27a::1/64
Tunnel Type : ayiya
Adminstate : enabled
Userstate : enabled
root@foxtrot:~# ip -6 addr show
1: lo: <LOOPBACK,UP> mtu 16436
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP> mtu 1500 qlen 1000
inet6 fe80::250:daff:fec8:8aca/64 scope link
valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST,UP> mtu 1500 qlen 1000
inet6 fe80::260:8ff:fe6e:b21e/64 scope link
valid_lft forever preferred_lft forever
9: sixxs: <POINTOPOINT,MULTICAST,NOARP,UP> mtu 1280 qlen 10
inet6 2001:838:300:27a::2/64 scope global
valid_lft forever preferred_lft forever
root@foxtrot:~# ip -6 route show
2001:838:300:27a::/64 dev sixxs metric 256 mtu 1280 advmss 1220
fe80::/64 dev eth0 metric 256 mtu 1500 advmss 1440
fe80::/64 dev eth1 metric 256 mtu 1500 advmss 1440
fe80::/64 dev sixxs metric 256 mtu 1280 advmss 1220
ff00::/8 dev eth0 metric 256 mtu 1500 advmss 1440
ff00::/8 dev eth1 metric 256 mtu 1500 advmss 1440
ff00::/8 dev sixxs metric 256 mtu 1280 advmss 1220
default via 2001:838:300:27a::1 dev sixxs metric 1024 mtu 1280 advmss 1220
root@foxtrot:~#
When running tcpdump on the sixxs interface you can see i don't receive enything, only ping echo requests of my side.
tcpdump: WARNING: sixxs: no IPv4 address assigned
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on sixxs, link-type LINUX_SLL (Linux cooked), capture size 96 bytes
19:56:25.323463 cl-635.ams-01.nl.sixxs.net > gw-635.ams-01.nl.sixxs.net: icmp6: echo request seq 1
19:56:26.322934 cl-635.ams-01.nl.sixxs.net > gw-635.ams-01.nl.sixxs.net: icmp6: echo request seq 2
19:56:27.322781 cl-635.ams-01.nl.sixxs.net > gw-635.ams-01.nl.sixxs.net: icmp6: echo request seq 3
19:56:28.322644 cl-635.ams-01.nl.sixxs.net > gw-635.ams-01.nl.sixxs.net: icmp6: echo request seq 4
19:56:29.322505 cl-635.ams-01.nl.sixxs.net > gw-635.ams-01.nl.sixxs.net: icmp6: echo request seq 5
19:56:30.322369 cl-635.ams-01.nl.sixxs.net > gw-635.ams-01.nl.sixxs.net: icmp6: echo request seq 6
6 packets captured
6 packets received by filter
0 packets dropped by kernel
Does someone knows what's wrong?
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