ifup - start a preconfigured net interface.

ifdown - stop a (preconfigured) net interface.

ifstatus - show the state of a (preconfigured) net interface.

ifrenew - renews the dhcp lease on a net interface.

ifprobe - checks if the configuration for the interface has changed

ethtool - Display or change ethernet card settings

ifconfig - configure a network interface

netstat - Print network connections, routing tables, interface statistics, masquerade connections, and multicast memberships

route - show / manipulate the IP routing table

提示：netstat -ie和/sbin/ifconfig等同。