单项选择题
A.Cisco PIX 501 Firewall
B.Cisco 831 router
C.Cisco 837 router
D.Cisco VPN3002 Hardware Client
E.Cisco SW VPN Client
单项选择题 WhatmethodinaCiscoIOSroutercanconfirmthatpacketsmarkedforaparticularQoSmarkingarebeingmatched?（）
单项选择题 AnimportantlimitationoftheCiscoBusinessReadyTeleworkersolutionis_____.（）
单项选择题 Refer to the exhibit. The Linksys router in the diagram is performing pNAT (port network address translation). What hash algorithm should you choose and why?（）
