[root@bella ~]# service network restart
Stoppen van interface eth0:                                [  OK  ]
Stoppen van loopback interface:                            [  OK  ]
Starten van loopback interface:                            [  OK  ]
Starten van interface eth0:  Determining if ip address 94.100.24.139 is already in use for device eth0...
Global IPv6 forwarding is disabled in the configuration, but is not disabled in the kernel
Please restart the network via "/ sbin / service network restart '
                                                           [  OK  ]
[root@bella ~]# ping6 ipv6.google.com
PING ipv6.google.com(ea-in-x8b.1e100.net) 56 data bytes
From DennisdeWit-2-pt.tunnel.tserv11.ams1.ipv6.he.net icmp_seq=2 Destination unreachable: Address unreachable
From DennisdeWit-2-pt.tunnel.tserv11.ams1.ipv6.he.net icmp_seq=3 Destination unreachable: Address unreachable
From DennisdeWit-2-pt.tunnel.tserv11.ams1.ipv6.he.net icmp_seq=4 Destination unreachable: Address unreachable
^C
--- ipv6.google.com ping statistics ---
5 packets transmitted, 0 received, +3 errors, 100% packet loss, time 4498ms