開啟ipv6
1.修改/etc/sysctl.conf
vim /etc/sysctl.conf
#net.ipv6.conf.all.disable_ipv6 = 1
net.ipv6.conf.all.disable_ipv6 = 0
net.ipv6.conf.default.disable_ipv6 = 0
net.ipv6.conf.lo.disable_ipv6 = 0
2.執行命令 啟用IPv6
sysctl -p
3.查看ip
ifconfig
附屬：/etc/sysconfig/network 網絡配置
/etc/sysconfig/network-scripts/ifcfg-eth0 網卡配置
ping ipv4addr
ping6 ipv6addr%網卡名字(ifcfg-eth0 DEVICE=eth0)
相關測試網站：http://test-ipv6.com/
http://ipv6-test.com/