Debian編輯/etc/network/interfaces文件：
配置IPv6
auto ens3
iface ens3 inet6 static #IPv6配置
pre-up modprobe ipv6
address 1200:7e45:0:f6::1e4a:3705 #IPv6地址
netmask 48 #掩碼
gateway 1200:7e45:0:f6::1 #IPv6網關
重啟網卡：/etc/init.d/networking restart
centos7配置網卡
DEVICE=eth0
BOOTPROTO=static
ONBOOT=yes
IPADDR=172.111.49.198
NETMASK=255.255.255.224
GATEWAY=172.111.49.193
IPV6INIT=yes
IPV6_AUTOCONF=no
IPV6ADDR=2606:fc40:0000:0d04:0000:0000:0000:0001/64
IPV6_DEFAULTGW=2606:fc40:0:d00::1
谷歌dns地址
IPv4 地址
8.8.8.8 (google-public-dns-a.google.com)
8.8.4.4 (google-public-dns-b.google.com)
IPv6 地址 [1]
2001:4860:4860::8888
2001:4860:4860::8844