Have this problem when im setting up IPv6 tunnel on my new server. im running: /usr/sbin/aiccu test ###### [6/8] Ping the IPv6 Remote/PoP Inner Tunnel Endpoint (2001:16d8:ee00:76::1) ### This confirms the reachability of the other side of the tunnel ### If it doesn't reply then check your interface and routing tables ### Don't forget to check your firewall of course ### If the previous test was succesful then this could be both ### a firewalling and a routing/interface problem PING 2001:16d8:ee00:76::1(2001:16d8:ee00:76::1) 56 data bytes --- 2001:16d8:ee00:76::1 ping statistics --- 2 packets transmitted, 0 received, 100% packet loss, time 1000ms and in the end i get sh: ip: command not found. my route -6 is here: Kernel IPv6 routing table Destination Next Hop Flags Metric Ref Use Iface ::1/128 :: U 0 30 1 lo 2001:16d8:ee00:76::2/128 :: U 0 52 1 lo 2001:16d8:ee00:76::2/128 :: U 0 0 1 lo 2001:16d8:ee00:76::/64 :: U 256 26828 0 sit1 2001:16d8:ee00:76::/64 :: U 256 0 0 eth0 fe80::5294:905a/128 :: U 0 0 1 lo fe80::20c:29ff:fe2c:318f/128 :: U 0 0 1 lo fe80::/64 :: U 256 0 0 eth0 fe80::/64 :: U 256 0 0 sit1 ff00::/8 :: U 256 0 0 eth0 ff00::/8 :: U 256 0 0 sit1 ::/0 :: U 1 0 0 sit1 ::/0 :: U 256 35 0 sit1