追风之云

A、修改ip地址
即时生效:
# ifconfig eth0 192.168.0.20 netmask 255.255.255.0
启动生效:
修改/etc/sysconfig/network-scripts/ifcfg-eth0


B、修改default gateway
即时生效:
# route add default gw 192.168.0.254
启动生效:
修改/etc/sysconfig/network-scripts/ifcfg-eth0


C、修改dns
修改/etc/resolv.conf
修改后可即时生效，启动同样有效


D、修改host name
即时生效:
# hostname fc2
启动生效:
修改/etc/sysconfig/network