# system-config-network
# redhat-config-network
# vi /etc/resolve.conf
# vi /etc/hosts
# /sbin/ifconfig eth0 192.168.10.120 netmask 255.255.255.0 broadcast 192.168.10.255
# /etc/init.d/network restart
ifup – bring a network interface up
ifdown – take a network interface down
