单项选择题
A.Telnet to WANRouter and execute the command show interfaces S0/0
B.Telnet to WANRouter and execute the command show processes S0/0
C.Telnet to WANRouter and execute the command show running-configuration
D.Telnet to WANRouter and execute the command show controller S0/0
E.Physically examine the cable between WANRouter S0/0 and the DCE
F.Establish a console session on WANRouter and execute the command show interfaces S0/0
多项选择题 Refer to the topology shown in the exhibit. Which ports will be STP designated ports if all the links are operating at the same bandwidth? （）
多项选择题 What are three valid reasons to assign ports to VLANs on a switch? （）
单项选择题 InwhichintegrationmethodisanIPV6packetencapsulatedwithinanIPV4protocol？（）