disconnect the MFD and ping the IP address.
disconnect the MFD and ping the subnet mask.
disconnect the MFD and ping the loopback address.
run the ipconfig command from the command prompt.
第1题：
A. Switching loop
B. Broadcast storm
C. IP conflict
D. Routing loop
第2题：
A Ezonexam technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the show cdp neighbors command.
In which OSI layer is the problem most likely occurring?
A．Physical
B．Data link
C．Network layer
D．Transport layer
E．Application layer
第3题：
While troubleshooting a connectivity problem on the network, you issue the ping command from your PC command prompt, but the output shows "request times out."
At which OSI layer is this problem associated with?
A．The data link layer
B．The application layer
C．The access layer
D．The session layer
E．The network layer
第4题：
A technician is troubleshooting a network connectivity issue on a MFD and would like to eliminate the possibility of another device on the network having the same IP address. The technician should：（）
第5题：
A TestKing.com technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the show cdp neighbors command.In which OSI layer is the problem most likely occurring?（）
A. Physical
B. Data link
C. Network layer
D. Transport layer
E. Application layer
第6题：
A technician is troubleshooting a network connectivity issue with a user‘s desktop configured touse a static IP address. The technician notes the following configuration:Which of the following changes will allow the desktop to communicate properly with remote networks?（）
A. Changing the DNS to 172.16.1.100
B. Changing the WINS server to 172.174.136
C. Changing the netmask to 255.255.255.0
D. Changing the default gateway to 172.16.3.1
第7题：
While troubleshooting a network connectivity issue, you suspect that a router may be missing a route, or may be receiving bad routing information to a destination. What command should you issue to view the route that the router will use to reach a given destination?（）
A. ping
B. trace
C. show ip route
D. show interface
E. show cdp neighbors
第8题：
The network technician is troubleshooting a network issue by implementing a new security device.After installing and configuring the device, which of the following steps should the technician takeNEXT?（）
A. Verity full system functionality
B. Identify the main problem and question the user
C. Document their findings, actions, and outcomes
D. Escalate the issue to upper management
第9题：
While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）
A. Router#copy tftp flash
B. Router(config)#restore flash
C. Router(config)#repair flash
D. Router#copy flash run
E. Router>copy start flash
F. Router#copy start flash
第10题：
A TestKing.com technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the show cdp neighbors command. In which OSI layer is the problem most likely occurring?（）