单选题Refer to the exhibit,a network administrator cannot establish a telnet session with the indicated router.What is the cause of this failure?（）AA level 5 password is not setBThe vty password is missingCThe console password is missingDAn ACL is blocking Telnet access
单选题
Refer to the exhibit,a network administrator cannot establish a telnet session with the indicated router.What is the cause of this failure?（）
A
A level 5 password is not set
B
The vty password is missing
C
The console password is missing
D
An ACL is blocking Telnet access
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To examine the Exhibit， press the Exhibit button. The system administrator notices a system with routing cannot communicate with a system with an ip address 192.24.34.6. Using the information provided in the exhibit， what is the most likely reason？（）A、The named is not runningB、The default gateway is not setC、The NIS master server is downD、Ipforwarding is not turned on
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单选题Refer to the exhibit. A network technician is asked to design a small network with redundancy. The exhibit represents this design, with all hosts configured in the same VLAN. What conclusions can be made about this design?（）A The design will function as intendedB Spanning-tree will need to be used.C The router will not accept the addressing scheme.D The connection between switches should be a trunk.E The router interfaces must be encapsulated with the 802.1Q protocol.
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单选题Refer to the exhibit,a network administrator cannot establish a telnet session with the indicated router.What is the cause of this failure?（）AA level 5 password is not setBThe vty password is missingCThe console password is missingDAn ACL is blocking Telnet access
多选题Refer to the exhibit. What are three of the basic components of a VoIP network？（）Asoftware voice applicationsBmultipoint control unit （MCU）CgatekeeperDcall agentEinteractive voice response （IVR） systemsFsoftphones
单选题To examine the Exhibit， press the Exhibit button. The system administrator notices a system with routing cannot communicate with a system with an ip address 192.24.34.6. Using the information provided in the exhibit， what is the most likely reason？（）AThe named is not runningBThe default gateway is not setCThe NIS master server is downDIpforwarding is not turned on
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