[root@localhost ~]# vi /etc/sysconfig/network-scripts/ifcfg-eth0
[root@localhost ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0
# Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+
DEVICE=eth0
BOOTPROTO=none
HWADDR=00:19:21:12:F3:4E
ONBOOT=yes
NETMASK=255.255.255.0
IPADDR=192.168.1.188
GATEWAY=192.168.1.254
TYPE=Ethernet
USERCTL=no
IPV6INIT=no
PEERDNS=yes
[root@localhost ~]#
[root@localhost network-scripts]# cat ifcfg-eth0
# Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+
DEVICE=eth0
BOOTPROTO=none
BROADCAST=192.168.1.255
HWADDR=00:19:21:12:F3:4E
IPADDR=192.168.1.188
NETMASK=255.255.255.0
NETWORK=192.168.1.0
ONBOOT=yes
GATEWAY=192.168.1.254
TYPE=Ethernet
[root@localhost network-scripts]# vi ifcfg-eth0
