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Two Cisco routers are connected to each other and are enabled CDP. Serial line is up，protocol is also up but cdp neighbor not working. What layer of the OSI model does the problem most likely exist？
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更多 “Two Cisco routers are connected to each other and are enabled CDP. Serial line is up，protocol is also up but cdp neighbor not working. What layer of the OSI model does the problem most likely exist？” 相关考题
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While troubleshooting a network connectivity problem, a Ezonexam technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the 7-layer OSI model does the problem most likely exist?A. The data link layerB. The application layerC. The protocol layerD. The access layerE. The session layerF. The network layerG. None of the above
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An administrator issues the show ip interface s0/0 command and the output displays that interface Serial0/0 is up, line protocol is up.What does "line protocol is up" specifically indicate about the interface?A．The cable is attached properly.B．CDP has discovered the connected device.C．Keepalives are being received on the interface.D．A carrier detect signal has been received from the connected device.E．IP is correctly configured on the interface.
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At which layer of the OSI model does the protocol that provides the information displayed by the "show cdp neighbors" command operate?A．TransportB．PhysicalC．ApplicationD．Data linkE．Network
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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．PhysicalB．Data linkC．Network layerD．Transport layerE．Application layer
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While logged into a router you manually shut down the serial 0 interface using the "shutdown" interface configuration command. You then issue the "show interface serial 0" command in exec mode. What could you expect the status of the serial 0 interface to be?（）A. Serial 0 is up, line protocol is upB. Serial 0 is up, line protocol is downC. Serial 0 is down, line protocol is downD. Serial 0 is down, line protocol is upE. Serial 0 is administratively down, line protocol is downF. Serial 0 is administratively down, line protocol is up
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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. PhysicalB. Data linkC. Network layerD. Transport layerE. Application layer
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You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）A. show ip linksB. show cdp neighborC. show cdp neighbor detailD. show ip clientsE. show ip routeF. None of the above
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You are a technician at TestKing. Your newly appointed TestKing trainee wants to know what the CDP is.What would your reply be?()
A. It is globally enabled by default on Cisco routers.B. It is globally enabled by default on all routers.C. It is a proprietary protocol.D. It is a non-proprietary protocol.E. It can be used to gather hardware and protocol information about neighbor devices.
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Which line from the output of the show ip interface command indicates a layer 1 problem?()
A. Serial0/1 is up, line protocol is downB. Serial0/1 is down, line protocol is downC. Serial0/1 is up, line protocol is upD. Serial0/1 is administratively down, line protocol is down
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The administrator is unable to establish connectivity between two Cisco routers. Upon reviewing the command output of both routers, what is the most likely caust of the problem?()
A.Authentication needs to be changed to PAP for both routers.B.Serial IP addresses of routers are not on the same subnet.C.Username/password is incorrectly configured.D.Router names are incorrectly configured.
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An administrator issues the command ping 127.0.0.1 from the command line prompt on a PC. If a reply is received, what does this confirm()。
A.The PC has connectivity with a local host.B.The PC has connectivity with a Layer 3 device.C.The PC has a default gateway correctly configured.D.The PC has connectivity up to Layer 5 of the OSI model.E.The PC has the TCP/IP protocol stack correctly installed.
考题
While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist（）。A.the session layerB.the protocol layerC.the data link layerD.the access layerE.the network layerF.the application layer
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You enabled CDP on two Cisco Routers which are connected to each other. The Line and Protocol statusfor the interfaces on both routers show as UP but the routers do not see each other a CDP neighbors.Which layer of the OSI model does the problem most likely exist？（）A、PhysicalB、SessionC、ApplicationD、Data-LinkE、Network
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You are deploying two core switches， one in each building， 50 km away from each other. The cross-connection between them will be a Layer 2 2-gigabit EtherChannel with an 802.1Q trunk. You configured it correctly but the link does not come up. The port is in the "admin up" state， and the line protocol is in the "down" state. The fiber link is OK. What would be the most likely reason for the link not to come up？ （）A、 The switches are not the same modelB、 You are not using the correct SFPC、 You are not using correct optical media convertersD、 Configuration should be modified， because the distance is longer
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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、PhysicalB、Data linkC、Network layerD、Transport layerE、Application layer
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The administrator is unable to establish connectivity between two Cisco routers. Upon reviewing the command output of both routers, what is the most likely caust of the problem?（）A、Authentication needs to be changed to PAP for both routers.B、Serial IP addresses of routers are not on the same subnet.C、Username/password is incorrectly configured.D、Router names are incorrectly configured.
考题
While logged into a router you manually shut down the serial 0 interface using the "shutdown" interface configuration command. You then issue the "show interface serial 0" command in exec mode. What could you expect the status of the serial 0 interface to be?（）A、Serial 0 is up, line protocol is upB、Serial 0 is up, line protocol is downC、Serial 0 is down, line protocol is downD、Serial 0 is down, line protocol is upE、Serial 0 is administratively down, line protocol is downF、Serial 0 is administratively down, line protocol is up
考题
You are deploying two core switches， one in each building， 50 km away from each other. The cross-connection between them will be a Layer 2 2-gigabit EtherChannel with an 802.1Q trunk. You configured it correctly but the link does not come up. The port is in the "admin up" state， and the line protocol is in the "down" state. The fiber link is OK. What would be the most likely reason for the link not to come up？（）A、The switches are not the same model.B、You are not using the correct SFP.C、You are not using correct optical media converters.D、Configuration should be modified， because the distance is longer.
考题
You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）A、show ip linksB、show cdp neighborC、show cdp neighbor detailD、show ip clientsE、show ip routeF、None of the above
考题
Which line from the output of the show ip interface command indicates a layer 1 problem?（）A、Serial0/1 is up, line protocol is downB、Serial0/1 is down, line protocol is downC、Serial0/1 is up, line protocol is upD、Serial0/1 is administratively down, line protocol is down
考题
While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist（）。A、the session layerB、the protocol layerC、the data link layerD、the access layerE、the network layerF、the application layer
考题
单选题You are deploying two core switches， one in each building， 50 km away from each other. The cross-connection between them will be a Layer 2 2-gigabit EtherChannel with an 802.1Q trunk. You configured it correctly but the link does not come up. The port is in the "admin up" state， and the line protocol is in the "down" state. The fiber link is OK. What would be the most likely reason for the link not to come up？ （）A
The switches are not the same modelB
You are not using the correct SFPC
You are not using correct optical media convertersD
Configuration should be modified， because the distance is longer
考题
问答题Two Cisco routers are connected to each other and are enabled CDP. Serial line is up，protocol is also up but cdp neighbor not working. What layer of the OSI model does the problem most likely exist？
考题
单选题You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）A
show ip linksB
show cdp neighborC
show cdp neighbor detailD
show ip clientsE
show ip routeF
None of the above
考题
单选题While logged into a router you manually shut down the serial 0 interface using the "shutdown" interface configuration command. You then issue the "show interface serial 0" command in exec mode. What could you expect the status of the serial 0 interface to be?（）A
Serial 0 is up, line protocol is upB
Serial 0 is up, line protocol is downC
Serial 0 is down, line protocol is downD
Serial 0 is down, line protocol is upE
Serial 0 is administratively down, line protocol is downF
Serial 0 is administratively down, line protocol is up
考题
单选题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
PhysicalB
Data linkC
Network layerD
Transport layerE
Application layer
考题
多选题You are a technician at TestKing. Your newly appointed TestKing trainee wants to know what the CDP is.What would your reply be?（）AIt is globally enabled by default on Cisco routers.BIt is globally enabled by default on all routers.CIt is a proprietary protocol.DIt is a non-proprietary protocol.EIt can be used to gather hardware and protocol information about neighbor devices.
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