ifconfig -a 查看linux下的网卡配置


dhclient dhcp获得IP

vi /etc/sysconfig/netwaork-scripts/ifcfg-eth0

IPADDR=192.168.199.200
NETMASK=255.255.255.0
GATEWAY=192.168.199.1
DNS1=192.168.199.1
DNS2=223.5.5.5

service network restart

ifdown eth0
ifup eth0