On Sat, May 07, 2011 at 04:28:45PM -0400, David Mehler wrote: > Testing that with a ping6 works fine. I then want it to persist across > reboots. So I added the following to /etc/sysconfig/network: > > NETWORKING_IPV6=yes > IPV6_DEFAULTDEV=sit1 Looks good; I have the same. > and I made /etc/sysconfig/network-scripts/ifcfg-sit1 > > DEVICE=sit1 > BOOTPROTO=none > ONBOOT=yes > IPV6INIT=yes > IPV6TUNNELIPV4=IPV4 Address > IPV6ADDR=IPV6 Address I have DEVICE=sit1 BOOTPROTO=none ONBOOT=yes IPV6INIT=yes IPV6TUNNELIPV4=remote_ipv4_address IPV6ADDR=my_ip6_address/netmask > Reboot the box, check sit1 and it has an ip address. Running that > ping6 command says the network can't be reached. I have to take the > interface down and rerun those above commands manually. I'd appreciate > any suggestions. Is the IPv4 address in the config above the IP address of the HE endpoint and _not_ your IP address? (In my case I have 72.52.104.74 for tserv3) ifconfig sit1 should show something like sit1 Link encap:IPv6-in-IPv4 inet6 addr: your_ip6/metmask Scope:Global inet6 addr: fe80::link_addr/64 Scope:Link UP POINTOPOINT RUNNING NOARP MTU:1480 Metric:1 RX packets:756 errors:0 dropped:0 overruns:0 frame:0 TX packets:758 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:76421 (74.6 KiB) TX bytes:88155 (86.0 KiB) Also check the output of ip -6 route | grep -v 'dev lo' -- rgds Stephen _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos