How did I get this? I am current on my 5.2 upgrades on this system. Running kernel: 2.6.18-92.1.6.el5 I did a service network restart and got: Shutting down interface eth0: [ OK ] Shutting down loopback interface: [ OK ] FATAL: Module off not found. CRITICAL : [ipv6_test] Kernel is not compiled with IPv6 support Bringing up loopback interface: [ OK ] Bringing up interface eth0: FATAL: Module off not found. CRITICAL : [ipv6_test] Kernel is not compiled with IPv6 support [ OK ] FATAL: Module off not found. CRITICAL : [ipv6_test] Kernel is not compiled with IPv6 support /etc/sysconfig/network has: NETWORKING=yes NETWORKING_IPV6=yes HOSTNAME=onlo.htt-consult.com and /etc/sysconfig/network-scripts/ifcfg-eth0 has: DEVICE=eth0 BOOTPROTO=none HWADDR=00:50:8B:A1:FE:1C ONBOOT=yes DHCP_HOSTNAME=onlo.htt-consult.com IPADDR=208.83.67.148 NETMASK=255.255.255.248 GATEWAY=208.83.67.145 TYPE=Ethernet USERCTL=no IPV6INIT=yes IPV6_AUTOCONF=yes PEERDNS=no A system on this subnet is supposedly running radvd.