rendered paste body[root@ipv6-test1 ~]# cat /etc/sysconfig/network
NETWORKING=yes
NETWORKING_IPV6=yes
HOSTNAME=ipv6-test1
[root@ipv6-test1 ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0
# Digital Equipment Corporation DECchip 21140 [FasterNet]
DEVICE=eth0
BOOTPROTO=static
HWADDR=00:03:FF:91:31:45
ONBOOT=yes
IPADDR=172.16.17.51
GATEWAY=172.16.17.1
NETMASK=255.255.255.0
IPV6INIT=yes
IPV6ADDR=2001:55c:473f:LOL::42
IPV6_AUTOCONF=no
IPV6_DEFAULTGW=fe80::225:9cff:fe3a:2942
IPV6_DEFAULTDEV=eth0
[root@ipv6-test1 ~]# ip -6 a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qlen 1000
inet6 2001:55c:473f:LOL::42/64 scope global
valid_lft forever preferred_lft forever
inet6 2001::473f:LOL:203:ffff:fe91:3145/64 scope global dynamic
valid_lft 85914sec preferred_lft 85914sec
inet6 fe80::203:ffff:fe91:3145/64 scope link
valid_lft forever preferred_lft forever