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 dis

题目

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.

相似考题

1.如果链路的一端被管理DOWN,你将看到的另一端接口状态输出信息是()A.interface is down，line protocol is downB.interface is down，line protocol is upC.interface is up，line protocol is downD.interface is up，line protocol is up

2.Examine the following configuration on Router R1. R1‘s show ip route 172.16.4.1 command list s a route with outgoing interface S0/1/1. Host 172.16.3.3 uses telnet to connect to host 172.16.4.1.What will Router R1 do with the packets generated by host 172.16.3.3 because of the telnet,assuming the packets enter R1‘s F0/0 interface?（）interface Fastethernet 0/0ip address 172.16.1.1 255.255.255.0ip policy route - map Q2!route - map Q2 permitmatch ip address 101set interface s0/0/1!access - list 101 permit tcp host 172.16.3.3 172.16.4.0 0.0.0.255A. The packet will be forwarded out S0/0 /1, or not at all.B. The packet will be forwarded out S0/0/1 if it is up.C. The packet will be forwarded out S0/1/1 if it is up.D. The packet will be forwarded out S0/1/1 if it is up, or if it is not up, out s0/0/1.E. The packet will be forwarded o ut S0/0/1 if it is up, or if it is not up, out s0/1/1.

3.Which command can be used to determine the type of cable attached to the Serial 0／0 interface on a router?()A. show interfaces serial 0/0B. show running-configC. show versionD. show controllers serial 0/0E. show ip interfaceF. show line serial 0/0

4.Which line from the output of the show ip interface command indicates that there is 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 downE．None of the above

更多“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 dis”相关问题

  • 第1题：

    TestKing.com is configuring the serial interface of a Cisco router to connect to the router of a new ISP. A full T1 is being used for the Internet connection. After issuing the show interface serial 0/0 command, it is observed that the interface is UP and the line protocol is DOWN.Which of the following commands could fix this problem?（）

    A. Border# copy running-config startup-config

    B. Border(config)# no shutdown

    C. Border(config-if)# encapsulation ppp

    D. Border(config-if)# no cdp enable

    E. Border(config-if)# ip routing


    参考答案：C

  • 第2题：

    Part of the configuration files for routers testking1 and testking2 are displayed below:If you were to enter the "show interface serial 0" command on router testking1,which of the following will be displayed?（）

    A. Serial 0 is down, line protocol is down

    B. Serial 0 is up, line protocol is up

    C. Open: IPCP, CDPCP

    D. LCP closed

    E. LCP open


    参考答案：B, E

  • 第3题：

    Refer to the exhibit.The network administrator is in acampus building distant from Building B.WANRouter is hosting a newly installed WAN link on interface S0/0.The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface.How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner?（）

    A.Telnet to WANRouter and execute the command show interfaces S0/0

    B.Telnet to WANRouter and execute the commandshow processes S0/0

    C.Telnet to WANRouter and execute the command show running-configuration

    D.Telnet to WANRouter and execute the command show controller S0/0

    E.Physically examine the cable between WANRouter S0/0 and the DCE.

    F.Establish a console sessionon WANRouter and execute the command show interfaces S0/0


    参考答案：D

  • 第4题：

    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.


    参考答案：E

  • 第5题：

    You have configured a Cisco Catalyst switch to perform Layer 3 routing via an SVI and have  assigned that interface to VLAN 20. To check the status of the SVI， you issue the show interfaces vlan 20 command at the CLI prompt. You see from the output display that the interface is in an "up/up" state.  What must be true in an SVI configuration to bring the VLAN and line protocol up？（）

    • A、The port must be physically connected to another Layer 3 device.
    • B、At least one port in VLAN 20 must be active.
    • C、The Layer 3 routing protocol must be operational and receiving routing updates from neighboring peer devices.
    • D、Because this is a virtual interface， the operational status will always be in an "up/up" state.

    正确答案:B

  • 第6题：

    如果执行了show interface serial 0命令而且出现了消息“Serial line is up，line protocol is up”，对于这条消息的正确解释是什么？（）

    • A、链路正在接收和发送数据
    • B、路由器已经正确配置了本地管理接口
    • C、连接处于激活状态

    正确答案:C

  • 第7题：

    Refer to the exhibit.What is the reason that the interface status is “administratively down,line protocol down”?（）

    • A、There is a mismatch in encapsulation types
    • B、The wrong type of cable is connected to the interface
    • C、The interface has been configured with the shutdown command
    • D、The interface is not receiving any keepalives
    • E、The interface needs to be configured as a DTE device
    • F、There is no encapsulation type configured

    正确答案:C

  • 第8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 down
    • B、Serial0/1 is down, line protocol is down
    • C、Serial0/1 is up, line protocol is up
    • D、Serial0/1 is administratively down, line protocol is down

    正确答案:B

  • 第9题：

    如果链路的一端被管理DOWN，你将看到的另一端接口状态输出信息是（）

    • A、interface is down，line protocol is down
    • B、interface is down，line protocol is up
    • C、interface is up，line protocol is down
    • D、interface is up，line protocol is up

    正确答案:C

  • 第10题：

    单选题
    You have configured a Cisco Catalyst switch to perform Layer 3 routing via an SVI and have  assigned that interface to VLAN 20. To check the status of the SVI， you issue the show interfaces vlan 20 command at the CLI prompt. You see from the output display that the interface is in an "up/up" state.  What must be true in an SVI configuration to bring the VLAN and line protocol up？（）
    A

    The port must be physically connected to another Layer 3 device.

    B

    At least one port in VLAN 20 must be active.

    C

    The Layer 3 routing protocol must be operational and receiving routing updates from neighboring peer devices.

    D

    Because this is a virtual interface， the operational status will always be in an up/up state.


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    Which line from the output of the show ip interface command indicates a layer 1 problem?（）
    A

    Serial0/1 is up, line protocol is down

    B

    Serial0/1 is down, line protocol is down

    C

    Serial0/1 is up, line protocol is up

    D

    Serial0/1 is administratively down, line protocol is down


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    Which command can be used to determine the type of cable attached to the Serial 0/0 interface on a router?（）
    A

    show interfaces serial 0/0

    B

    show running-config

    C

    show version

    D

    show controllers serial 0/0

    E

    show ip interface

    F

    show line serial 0/0


    正确答案： B
    解析： 暂无解析

  • 第13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 up

    B. Serial 0 is up, line protocol is down

    C. Serial 0 is down, line protocol is down

    D. Serial 0 is down, line protocol is up

    E. Serial 0 is administratively down, line protocol is down

    F. Serial 0 is administratively down, line protocol is up


    参考答案：E

  • 第14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 down

    B. Serial0/1 is down, line protocol is down

    C. Serial0/1 is up, line protocol is up

    D. Serial0/1 is administratively down, line protocol is down


    参考答案：B

  • 第15题：

    The network administrator is in a campus building distant from Building B. WANRouter is hosting a newly installed WAN link on interface S0/0. The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface. How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner（）。

    A.Telnet to WANRouter and execute the command show interfaces S0/0

    B.Telnet to WANRouter and execute the command show processes S0/0

    C.Telnet to WANRouter and execute the command show running-configuration

    D.Telnet to WANRouter and execute the command show controller S0/0

    E.Physically examine the cable between WANRouter S0/0 and the DCE

    F.Establish a console session on WANRouter and execute the command show interfaces S0/0


    参考答案：D

  • 第16题：

    Which command can be used to determine the type of cable attached to the Serial 0/0 interface on a router?（）

    • A、show interfaces serial 0/0
    • B、show running-config
    • C、show version
    • D、show controllers serial 0/0
    • E、show ip interface
    • F、show line serial 0/0

    正确答案:D

  • 第17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 up
    • B、Serial 0 is up, line protocol is down
    • C、Serial 0 is down, line protocol is down
    • D、Serial 0 is down, line protocol is up
    • E、Serial 0 is administratively down, line protocol is down
    • F、Serial 0 is administratively down, line protocol is up

    正确答案:E

  • 第18题：

    下列（）状态是不可能在路由器的串行端口状态见到的。

    • A、 Interface is up， line protocol is up
    • B、 Interface is down， line protocol is down
    • C、 Interface is down， line protocol is up
    • D、 Interface is up， line protocol is down

    正确答案:C

  • 第19题：

    TestKing.com is configuring the serial interface of a Cisco router to connect to the router of a new ISP. A full T1 is being used for the Internet connection. After issuing the show interface serial 0/0 command, it is observed that the interface is UP and the line protocol is DOWN. Which of the following commands could fix this problem?（）

    • A、Border# copy running-config startup-config
    • B、Border(config)# no shutdown
    • C、Border(config-if)# encapsulation ppp
    • D、Border(config-if)# no cdp enable
    • E、Border(config-if)# ip routing

    正确答案:C

  • 第20题：

    The network administrator is in a campus building distant from Building B. WANRouter is hosting a newly installed WAN link on interface S0/0. The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface. How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner（）。

    • A、Telnet to WANRouter and execute the command show interfaces S0/0
    • B、Telnet to WANRouter and execute the command show processes S0/0
    • C、Telnet to WANRouter and execute the command show running-configuration
    • D、Telnet to WANRouter and execute the command show controller S0/0
    • E、Physically examine the cable between WANRouter S0/0 and the DCE
    • F、Establish a console session on WANRouter and execute the command show interfaces S0/0

    正确答案:D

  • 第21题：

    After issuing the show interfaces terse command, you notice that the status of one interface is "up down". What does this indicate?"（）

    • A、Layer 1 on the interface is up but Layer 2 is down.
    • B、Layer 2 on the interface is up but Layer 3 has not been configured.
    • C、The interface is administratively up but the link status is down.
    • D、The interface is up but has been administratively turned off.

    正确答案:C

  • 第22题：

    单选题
    After issuing the show interfaces terse command, you notice that the status of one interface is "up down". What does this indicate?"（）
    A

    Layer 1 on the interface is up but Layer 2 is down.

    B

    Layer 2 on the interface is up but Layer 3 has not been configured.

    C

    The interface is administratively up but the link status is down.

    D

    The interface is up but has been administratively turned off.


    正确答案： C
    解析： 暂无解析

  • 第23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 up

    B

    Serial 0 is up, line protocol is down

    C

    Serial 0 is down, line protocol is down

    D

    Serial 0 is down, line protocol is up

    E

    Serial 0 is administratively down, line protocol is down

    F

    Serial 0 is administratively down, line protocol is up


    正确答案： E
    解析： 暂无解析

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