多項(xiàng)選擇題A network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test?（）

A.ARP
B.CDP
C.DHCP
D.DNS
E.ICMP


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1.多項(xiàng)選擇題What are two results of entering the Switch(config)# vtp mode client command on a Catalyst switch?（）

A. The switch will ignore VTP summary advertisements.
B. The switch will forward VTP summary advertisements.
C. The switch will process VTP summary advertisements.
D. The switch will originate VTP summary advertisements.
E. The switch will create, modify and delete VLANs for the entire VTP domain.

2.多項(xiàng)選擇題What are three valid reasons to assign ports to VLANs on a switch?（）

A. to make VTP easier to implement
B. to isolate broadcast traffic
C. to increase the size of the collision domain
D. to allow more devices to connect to the network
E. to logically group hosts according to function
F. to increase network security

4.多項(xiàng)選擇題What are the possible trunking modes for a switch port?（）

A. transparent
B. auto
C. on
D. desirable
E. client
F. forwarding

5.多項(xiàng)選擇題What should be done prior to backing up an IOS image to a TFTP server?（）

A. Make sure that the server can be reached across the network.
B. Check that authentication for TFTP access to the server is set.
C. Assure that the network server has adequate space for the IOS image.
D. Verify file naming and path requirements.
E. Make sure that the server can store binary files.
F. Adjust the TCP window size to speed up the transfer.