网卡的配置文件
/etc/network/interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# The loopback network interface
auto lo
iface lo inet loopback
# The primary network interface
auto eth0
iface eth0 inet static
address 10.2.1.216
netmask 255.255.0.0
network 10.2.0.0
broadcast 10.2.255.255
gateway 10.2.1.218
# dns-* options are implemented by the resolvconf package, if installed
dns-nameservers 211.93.80.129 211.94.65.97 211.98.4.1
auto eth1
iface eth1 inet static
address 10.4.1.216
netmask 255.255.0.0
network 10.4.0.0
broadcast 10.4.255.255
gateway 10.4.1.10
dns-nameservers 211.93.80.129 211.94.65.97
