Hello, i am using IPV6 behind my CoreRouter which routes all traffic into my Local Network (using NAT). Router : 192.168.0.1 IPV6BOX: 192.168.0.10 POP : EasyNet Germany / Hamburg I installed Aiccu IPV6 client and set everything up, works fine sixxs Link encap:IPv6-in-IPv4 inet6 addr: 2001:6f8:900:614::2/64 Scope:Global inet6 addr: fe80::c0a8:a/64 Scope:Link UP POINTOPOINT RUNNING NOARP MTU:1280 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:1073 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:131516 (128.4 KiB) Tunnel is activ and noc.sixxs.net says my tunnel is active too. --------- Problem ---------- I cant ping or even connect to anything IPV6 related. cnode10:~# ping6 noc.sixxs.net -c 10 PING noc.sixxs.net(noc.sixxs.net) 56 data bytes --- noc.sixxs.net ping statistics --- 10 packets transmitted, 0 received, 100% packet loss, time 9016ms cnode10:~# ping6 irc.ipv6.inter.net.il PING irc.ipv6.inter.net.il(irc.ipv6.inter.net.il) 56 data bytes --- irc.ipv6.inter.net.il ping statistics --- 5 packets transmitted, 0 received, 100% packet loss, time 4015ms any ideas what do I or what may be wrong ? Thanks