[root@localhost ~]# vim /etc/sysconfig/network-scripts/ifcfg-eth0
 

DEVICE="eth0"
BOOTPROTO="static"
HWADDR="00:0C:29:7E:0E:F6"
MTU="1500"
NM_CONTROLLED="yes"
ONBOOT="yes" # 启动时是否激活该网卡
IPADDR=192.168.137.120
NETMASK=255.255.255.0
NETWORK=192.168.137.0
BROADCAST=192.168.137.255
GETEWAY=192.168.137.1

                                                                        
[root@localhost ~]# ifconfig eth0
eth0      Link encap:Ethernet  HWaddr 00:0C:29:7E:0E:F6 
          inet addr:192.168.137.120  Bcast:192.168.137.255  Mask:255.255.255.0
          inet6 addr: fe80::20c:29ff:fe7e:ef6/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:64 errors:0 dropped:0 overruns:0 frame:0
          TX packets:33 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:6937 (6.7 KiB)  TX bytes:4557 (4.4 KiB)
          Interrupt:19 Base address:0x2024