IP configuraton
/etc/sysconfig/network-scripts/ifcfg-eth0
# Intel Corporation 82567V-2 Gigabit Network Connection
DEVICE=eth0
BOOTPROTO=static
BROADCAST=211.232.57.127
#HWADDR=70:71:BC:51:7A:0C
IPADDR=211.232.57.82
#IPV6INIT=yes
#IPV6_AUTOCONF=yes
NETMASK=255.255.255.128
NETWORK=211.232.57.0
ONBOOT=yes
/etc/sysconfig/network
NETWORKING=yes
# NETWORKING_IPV6=yes
HOSTNAME=localhost.localdomain
GATEWAY=211.232.57.1
/proc/sys/kernel/hostname