多项选择题
A.with traffic shaping，a router stores excess traffic in packet buffers until bandwidth is available again
B.with policing you can tune the buffer usage for traffic exceeding the specified CIR
C.with shaping you can tune the buffer usage for traffic exceeding the specified CIR
D.shaping should only be applied for ingress traffic，policing only for egress
E.policing uses a token bucket algorithm，shaping uses an SPD algorithm
单项选择题 Youaredesigningyournetworktobeabletousetrunks.AspartofthisprocessyouarecomparingtheISLand802.1Qencapsulationoptions.Allofthesestatementsaboutthetwoencapsulationoptionsarecorrectexceptwhichone？（）
单项选择题 Refer to the exhibit. What is the overall type of queuing being used on the outgoing data for interface Ethernet0/1? （）
多项选择题 WhichthreeofthesestatementsaboutDynamicTrunkingProtocolarecorrect？（）