编辑网卡文件vi /etc/network/interfaces

allow-hotplug eth0
iface eth0 inet6 static
    address 2a03:xxxx:xxxx::xxxx/48
    gateway 2a03:xxxx:xxxx::1

iface eth0 inet static
    address 92.xxx.xxx.xxx/24
    gateway 92.xxx.xxx.xxx

dns-nameservers 8.8.8.8 2001:4860:4860::8844

重启Debian服务器即可

Q.E.D.