1. [单选题]下列命令中，无法正确执行的是（）
A. Router(config)show run
B. Routerping 127.0.0.1
C. Router(config)hostname cisco
D. Routerreload
2. [单选题]You are an administrator of the Ezonexam switched network and your goal is to reduce some of the administrative overhead on your network. You plan on achieving this by configuring a new VLAN for each department in the Ezonexam network.However, you need to share the VLAN information across numerous switches. Which of the following would allow you accomplish this?
A. STP
B. GVRP
C. SNMP
D. VTP
E. DHCP
F. F. None of the above
3. [单选题]Ezonexam has implemented the use of the Virtual Trunking Protocol (VTP). Which statement below accurately describes a benefit of doing this?
A. VTP will allow physically redundant links while preventing switching loops
B. VTP will allow switches to share VLAN configuration information
C. VTP will allow a single port to carry information to more than one VLAN
D. VTP will allow for routing between VLANs
E. None of the above
