-- inside -> gw ping6 2001:960:2:410::1 PING 2001:960:2:410::1(2001:960:2:410::1) 56 data bytes --- 2001:960:2:410::1 ping statistics --- 5 packets transmitted, 0 received, 100% packet loss, time 3998ms -- outside -> host 1. 2001:6f8:31e::1 0.0% 10 0.2 0.2 0.2 0.3 0.0 2. gw-76.bru-01.be.sixxs.net 0.0% 10 18.4 15.9 13.4 18.4 1.5 3. sixxs-gw.gdbru.be.easynet.ne 0.0% 10 14.5 16.7 14.5 18.8 1.4 4. fe0-0-1-0.br3.gdbru.be.easyn 0.0% 10 19.3 44.2 15.3 129.6 43.2 5. ge0-3-0.100.br0.ixbru.be.eas 0.0% 10 81.9 47.2 15.5 207.6 60.0 6. 2001:7f8:26::a500:9009:1 0.0% 10 30.1 37.6 25.9 111.1 25.9 7. ge-3-5.bb2.bru1.be.gbxs.net 0.0% 10 25.9 34.7 25.9 80.3 16.2 8. so-7-0-0.bb1.ams3.nl.gbxs.ne 0.0% 10 26.4 32.9 25.8 70.3 13.3 9. amsix.pe01.sara.ipv6.network 0.0% 10 32.7 31.5 28.5 37.7 2.5 10. ge-1-3-0.pe02.intx.ipv6.netw 0.0% 10 30.9 31.6 28.5 37.0 2.7 11. broker04.ams.nl.sixxs.net 90.0% 10 28.6 28.6 28.6 28.6 0.0 12. ??? 100.0 10 0.0 0.0 0.0 0.0 0.0 --- you see packetloss on broker04. ---- ip4: 1. 193.34.88.1 0.0% 10 0.2 0.7 0.2 1.6 0.5 2. 194.119.228.177 0.0% 10 0.6 0.7 0.2 1.7 0.5 3. 194.119.226.18 0.0% 10 0.7 1.1 0.5 3.0 0.7 4. 134.222.148.132 0.0% 10 18.3 2.9 0.7 18.3 5.5 5. 134.222.231.253 0.0% 10 2.3 1.2 0.8 2.3 0.5 6. 134.222.231.185 0.0% 10 4.2 4.7 4.2 7.2 0.9 7. 134.222.230.206 0.0% 10 5.8 11.8 5.7 62.4 17.8 8. 134.222.97.166 0.0% 10 21.2 11.7 10.3 21.2 3.4 9. 213.204.226.130 0.0% 10 10.5 11.0 10.5 12.3 0.7 10. 213.204.193.2 0.0% 10 10.5 10.8 10.4 11.9 0.5 ---- routes: ::1/128 :: U 0 6167953 1 lo 2001:960:2:410::/128 :: U 0 0 2 lo 2001:960:2:410::2/128 :: U 0 1703 1 lo 2001:960:2:410::/64 :: U 256 853 0 sixxs 2001:960:783::/128 :: U 0 0 2 lo 2001:960:783::7/128 :: U 0 54 1 lo 2001:960:783::f/128 :: U 0 2869 1 lo 2001:960:783::/64 :: U 256 0 0 sixxs ::/0 2001:960:2:410::1 UG 1024 3432 0 sixxs nothing was changed and suddenly my tunnel was down... it's a static tunnel. (T5517) tried ifdown sixxs and ifup sixxs, didn't change a thing. iptables has no filters except for ssh hack attempts, there is no NAT. ---- system: linux debian stable: 2.6.17.11-grsec thanks in advance