单项选择题
A. 802.1q tunneling
B. ATM
C. SDH
D. IP Over Optical Networking
E. ISL
单项选择题 You need to connect two Company core switches via an ISL trunk. Which statement is true regarding the configuration of ISL trunks? ()
单项选择题 A new Company switch was just configured using the "switchport trunk native vlan 7" command. What does this interface command accomplish?()
单项选择题 You need to configure a new Company switch to support DTP. Which DTP switchport mode parameter sets the switch port to actively send and respond to DTP negotiation frames? ()