单项选择题
A.showip nbar
B.showip nbar pdim
C.show ip nbar port-map
D.show ip nbar protocol-discovery
单项选择题 Refertotheexhibit.Whichoptioncorrectlydescribestheorderofsignalingandcall processingeventswhenabranchemployeecallsheadquarters?（）
多项选择题 Refer to the exhibit. Which three options are available when the Cisco Wireless Control System （WCS） discovers rogue access points on the LAN？（）
多项选择题 Inwhichthreenetworktechnologiesistrafficshapingusedtopreventandmanagecongestion？（）