单项选择题
A.interfacevlan100ipaccess-grouptest B.interfacevlan100ipaccess-grouptestin C.interfacevlan100ipaccess-grouptestout D.vlanfiltertestvlan-list100 E.vlanaccess-maptest100
A. by snooping the CoS marking on the incoming frames B. by using RTP hello messages between the switch port and the Cisco IP Phone C. by using CDP D. by using DHCP snooping E. by snooping the incoming 802.1Q VLAN tag
A. show vtp status B. show interfaces vlan 11 C. show standby vlan 11 brief D. show spanning-tree vlan 11 E. show interfaces mod/port trunk