单选题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

题目
单选题
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

相似考题

1.指定同/异步串口1和2的备份优先级分别为10和20的配置为()A.backup interface 1 10; backup interface 2 20B.backup interface serial 1 10; backup interface serial 2 20C.backup interface 1 priority 10; backup interface 2 priority 20D.backup interface serial 1 priority 10; backup interface serial 2 priority 20

2.All WAN links is side the TestKing.com network use PPP with for authentication security. Which command will display the CHAP authentication process as it occurs between two routers in the network?()A. show CHAP authenticationB. show interface serial 0C. debug PPP authenticationD. debug CHAP authenticationE. show PPP authentication CHAP

3.Refer to the exhibit.The actual speed of the serial links between R2 and R3 are 256 kb/s and 512k b/s respectively. When configuring EIGRP on routers R2 and R3, the network administrator configured the bandwidth of both serial interfaces to 512 kb/s. What will be the effect?（）A. EIGRP will overutilize the 512 kb/s link.B. The interface "delay" value used in the EIGRP metric calculation will be inaccurate on the 256k b/s serial interface.C. The amount of bandwidth used for EIGRP routing protocol traffic on the 256 kb/s link can become excessive.D. EIGRP can load balance between the two serial links only if the variance is set to 2 or higher.E. Unequal cost load balancing will be disabled.

4.路由器A的配置如下 Quidway#SHOW RUN Now create configuration... Current configuration ! ! interface Ethernet0 ip address 10.2.1.1 255.255.0.0 ! interface Serial0 encapsulation ppp backup interface Serial 1 ip address 2.1.1.1 255.0.0.0 ! interface Serial1 encapsulation ppp ip address 3.1.1.1 255.0.0.0 ! interface Serial2 flowcontrol normal async mode dedicated encapsulation ppp ! Exit Router rip ! End 路由器B的配置如下 Quidway#SHOW RUN Now create configuration... Current configuration ! ! interface Ethernet0 ip address 10.1.1.1 255.255.0.0 ! interface Serial0 encapsulation ppp backup interface Serial 1 ip address 2.1.1.1 255.0.0.0 ! interface Serial1 encapsulation ppp ip address 3.1.1.1 255.0.0.0 ! interface Serial2 flowcontrol normal async mode dedicated encapsulation ppp ! Exit Router rip ! End 下述说法正确的是A、备份功能可以正常使用 B、备份功能不能正常使用 C、两端可以正常互联 D、两端不能正常互联

更多“TestKing.com is configuring the serial interface of a Cisco”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：

    Which of the following statements regarding the use of multiple access lists are valid when configuring a single interface on a Cisco router?()

    A. Application of up to three access lists per protocol to a single interface.

    B. No more than two access lists per interface.

    C. One access list may be configured per direction for each Layer 3 protocol configured on an interface.

    D. The maximum number allowed varies due to RAM availability in the router.

    E. An infinite number of access lists that can be applied to an interface, from most specific to most general.

    F. Cisco IOS allows only one access list to an interface.


    参考答案：C

  • 第3题：

    Usetheoutputfromtheroutershowninthegraphicabovetodeterminewhichofthefollowingarecorrect.()

    A.Router John uses alink-state routing protocol.

    B.Router John will receive routing updates on the Serial0/0 interface.

    C.Router John will receive routing updates on the Serial0/1 interface.

    D.Router John will send routing updates out the Serial0/0 interface.

    E.Router John will send routing updates out the FastEthernet0/0 interface.

    F.Router John will send routing updates out the Serial0/1 interface.


    参考答案：B, D

  • 第4题：

    You have just obtained a modular Cisco router with 2 serial connections and a BRI/U interface. What other physical piece of hardware is required in order to establish an ISDN connection?（）

    • A、Nothing. The router is already suitable.
    • B、A BRI WAN interface in the router.
    • C、An external NT1 to terminate the local loop.
    • D、A TA/NT1 device on the router.

    正确答案:A

  • 第5题：

    You are configuring a Cisco multilayer switch for the Company network.  Which command would  you use to configure a port to act as a routed interface？（）

    • A、 ip routing
    • B、 switchport mode trunk
    • C、 no switchport
    • D、 switchport trunk native vlan 1
    • E、 None of the other alternatives apply

    正确答案:C

  • 第6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7题：

    在路由器上配置静默接口来是路由器不发送OSPF协议报文的命令是（）。

    • A、[RTA]silent-interface serial2/0
    • B、[RTA-ospf-1]silent-interface serial2/0
    • C、[RTA-ospf-1-area-0.0.0.1]silent-interface serial2/0
    • D、[RTA-Serial2/0]silent-interface

    正确答案:B

  • 第8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9题：

    All WAN links is side the TestKing.com network use PPP with for authentication security. Which command will display the CHAP authentication process as it occurs between two routers in the network?（）

    • A、show CHAP authentication
    • B、show interface serial 0
    • C、debug PPP authentication
    • D、debug CHAP authentication
    • E、show PPP authentication CHAP

    正确答案:C

  • 第10题：

    What must be set correctly when configuring a serial interface so that higher-level protocols calculate the best route?（）

    • A、bandwidth
    • B、delay
    • C、load
    • D、reliability

    正确答案:A

  • 第11题：

    多选题
    When configuring IOS firewall （CBAC） operations on Cisco routers， the "inspection rule" could be applied at which two locations？ （）
    A

    at the untrusted interfacein the inbound direction

    B

    atthe untrusted interface in theoutbounddirection

    C

    at thetrusted interface inthe inbound direction

    D

    at the trusted interface in the outbound direction

    E

    at the trusted and untrusted interfaces in the inbound direction

    F

    at the trusted and untrusted interfaces in the outbounddirection


    正确答案： E,B
    解析： 暂无解析

  • 第12题：

    单选题
    When configuring a serial interface on a router, what is the default encapsulation?（）
    A

    atm-dxi

    B

    frame-relay

    C

    hdlc

    D

    lapb

    E

    ppp


    正确答案： D
    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：

    What must be set correctly when configuring a serial interface so that higher－level protocols calculate the best route?()

    A. bandwidth

    B. delay

    C. load

    D. reliability


    参考答案：A

  • 第15题：

    A network administrator needs to configure a serial link between the main office and a remote location. The router at the remote office is a non-Cisco router.How should the network administrator configure the serial interface of the main office router to make the connection?（）

    A.

    B.

    C.

    D.


    参考答案：B

  • 第16题：

    When configuring a serial interface on a router, what is the default encapsulation?（）

    • A、atm-dxi
    • B、frame-relay
    • C、hdlc
    • D、lapb
    • E、ppp

    正确答案:C

  • 第17题：

    Which of the following statements regarding the use of multiple access lists are valid when configuring a single interface on a Cisco router?（）

    • A、Application of up to three access lists per protocol to a single interface.
    • B、No more than two access lists per interface.
    • C、One access list may be configured per direction for each Layer 3 protocol configured on an interface.
    • D、The maximum number allowed varies due to RAM availability in the router.
    • E、An infinite number of access lists that can be applied to an interface, from most specific to most general.
    • F、Cisco IOS allows only one access list to an interface.

    正确答案:C

  • 第18题：

    Cisco AutoQoS takes the interface type and bandwidth into consideration when configuring which three QoS features？（）

    • A、voice compression methodology
    • B、LLQ
    • C、CRTP
    • D、routing protocol
    • E、LFI
    • F、trust boundary

    正确答案:B,C,E

  • 第19题：

    指定同/异步串口1和2的备份优先级分别为10和20的配置为（）

    • A、backup interface 1 10； backup interface 2 20
    • B、backup interface serial 1 10； backup interface serial 2 20
    • C、backup interface 1 priority 10； backup interface 2 priority 20
    • D、backup interface serial 1 priority 10； backup interface serial 2 priority 20

    正确答案:D

  • 第20题：

    Which of these is mandatory when configuring Cisco IOS Firewall？ （）

    • A、Cisco IOS IPS enabled on the untrusted interface
    • B、NBAR enabled to perform protocol discovery and deep packet inspection
    • C、a route map to define the trusted outgoing traffic
    • D、a route map to define the application inspection rules
    • E、an inbound extended ACL applied to the untrusted interface

    正确答案:E

  • 第21题：

    When configuring IOS firewall （CBAC） operations on Cisco routers， the "inspection rule" could be applied at which two locations？ （）

    • A、 at the untrusted interfacein the inbound direction
    • B、 atthe untrusted interface in theoutbounddirection
    • C、 at thetrusted interface inthe inbound direction
    • D、 at the trusted interface in the outbound direction
    • E、 at the trusted and untrusted interfaces in the inbound direction
    • F、 at the trusted and untrusted interfaces in the outbounddirection

    正确答案:B,C

  • 第22题：

    多选题
    Which three statements are true when configuring Cisco IOS Firewall features using the SDM？ （）
    A

    A custom application security policy can be configured in the Advanced Firewall Security Configuration dialog box.

    B

    An optional DMZ interface can be specified in the Advanced Firewall Interface Configuration dialog box.

    C

    Custom application policies for e-mail， instant messaging， HTTP， and peer-to-peer services can be created using the Intermediate Firewall wizard.

    D

    Only the outside （untrusted） interface is specified in the Basic Firewall Interface Configuration dialog box.

    E

    The outside interface that SDM can be launched from is configured in the Configuring Firewall for Remote Access dialog box.

    F

    The SDM provides a basic， intermediate， and advanced firewall wizard.


    正确答案： F,B
    解析： 暂无解析

  • 第23题：

    单选题
    A network administrator needs to configure a serial link between the main office and a remote location.The router at the remote office is a non-cisco router. How should the network administrator configure the serial interface of the main office router to make the connection?（）
    A

    Main(config)#interface serial 0/0  Main(config-if)#ip address 172.16.1.1 255.255.255.252  Main(config-if)#no shut

    B

    Main(config)#interface serial 0/0  Main(config-if)#ip address 172.16.1.1 255.255.255.252  Main(config-if)#encapsulation ietf Main(config-if)#no shut

    C

    Main(config)#interface serial 0/0  Main(config-if)#ip address 172.16.1.1 255.255.255.252  Main(config-if)#encapsulation frame-relay  Main(config-if)#authenication chap Main(config-if)#no shut

    D

    Main(config)#interface serial 0/0  Main(config-if)#ip address 172.16.1.1 255.255.255.252   Main(config-if)#encapsulation ppp Main(config-if)#no shut


    正确答案： B
    解析： 暂无解析

  • 第24题：

    多选题
    Cisco AutoQoS takes the interface type and bandwidth into consideration when configuring which three QoS features？（）
    A

    voice compression methodology

    B

    LLQ

    C

    CRTP

    D

    routing protocol

    E

    LFI

    F

    trust boundary


    正确答案： A,D
    解析： 暂无解析

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