查本机网络信息
ifconfig
查询本机dns
cat /etc/resolv.conf
启动/关闭 网卡
ifup eth0
ifdown eth0
网卡静态ip动态ip配置
vim /etc/network/interface
# interfaces(5) file used by ifup(8) and ifdown(8)
# Please note that this file is written to be used with dhcpcd
# For static IP, consult /etc/dhcpcd.conf and 'man dhcpcd.conf'
# Include files from /etc/network/interfaces.d:
source-directory /etc/network/interfaces.d
auto eth0
iface eth0 inet dhcp
iface eth0 inet6 dhcp
#iface eth0 inet static
#address 192.168.1.7
#netmask 255.255.255.0
#gateway 192.168.1.1
#dns-nameservers 192.168.1.6
#iface eth0 inet6 static
#pre-up modprobe ipv6
#address 2001:620:40b:555::7
#netmask 64
#gateway 2001:620:40b:555::1
#dns-nameservers fe80::1e1b:dff:fecc:cff6
改完后记得
/etc/init.d/networking restart