Dne 7.3.2011 20:56, ann kok napsal(a): > Hi > > I used the command "ip -6 addr add 2001:DB8:CAFE:1111::12/64 dev eth0" > > to add ipv6 address and can see it in ifconfig > > but can't ping it > > Why? > > Thank you > > # ping6 2001:db8:cafe:1111::12 > PING 2001:db8:cafe:1111::12(2001:db8:cafe:1111::12) 56 data bytes >>From ::1 icmp_seq=1 Destination unreachable: Address unreachable >>From ::1 icmp_seq=2 Destination unreachable: Address unreachable >>From ::1 icmp_seq=3 Destination unreachable: Address unreachable >>From ::1 icmp_seq=5 Destination unreachable: Address unreachable >>From ::1 icmp_seq=6 Destination unreachable: Address unreachable >>From ::1 icmp_seq=7 Destination unreachable: Address unreachable >>From ::1 icmp_seq=9 Destination unreachable: Address unreachable >>From ::1 icmp_seq=10 Destination unreachable: Address unreachable >>From ::1 icmp_seq=11 Destination unreachable: Address unreachable > > hi, have you correctly set gateway? Send `ip -6 route` and `route -n -A inet6` to us. What about to ping ipv6.google.com from this pc? Where did you run ping command? Have you IPv6 enabled there? "From ::1" looks like something is misconfigured.. JJ