A.route-n B.route-a C.route-g D.route-gw
A.route add B.route create C.route-add D.route-create
A.基于ip的虛擬主機(jī) B.基于域名的虛擬主機(jī) C.基于端口的虛擬主機(jī) D.基于Mac的虛擬主機(jī)