My tunnel don't work ... if i try to ping6 something it'dont work i use aiccu to configure my network with tcpdump i'see 12:25:53.715202 cl-101.trn-01.it.sixxs.net > calvino.freenode.net: icmp6: echo request seq 1 (len 64, hlim 64) 12:25:53.794571 calvino.freenode.net > cl-101.trn-01.it.sixxs.net: icmp6: echo reply seq 1 (len 64, hlim 6/sbin/ifconfig says sixxs Link encap:IPv6-in-IPv4 inet6 addr: 2001:1418:100:64::2/64 Scope:Global UP POINTOPOINT RUNNING NOARP MTU:1280 Metric:1 RX packets:617 errors:0 dropped:0 overruns:0 frame:0 TX packets:312 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:61676 (60.2 KiB) TX bytes:38688 (37.7 KiB) traffic... so it seems to work route -A inet6 Kernel IPv6 routing table 2001:1418:100:64::/64 :: U 256 564 0 sixxs fe80::/64 :: U 256 0 0 sixxs ff00::/8 :: U 256 0 0 sixxs ::/0 2001:1418:100:64::1 UG 1024 325 0 sixxs