Networking - Wide Area Networks

Networking - Wide Area Networks
1. When setting up Frame Relay for point-to-point subinterfaces, which of the following must not be configured?
  • The Frame Relay encapsulation on the physical interface
  • The local DLCI on each subinterface
  • An IP address on the physical interface
  • The subinterface type as point-to-point
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2. Which command will display the CHAP authentication process as it occurs between two routers in the network?
  • show chap authentication
  • show interface serial 0
  • debug ppp authentication
  • debug chap authentication
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3. The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services?
  • 802.1
  • Frame Relay
  • HDLC
  • PPP
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4. You need to configure a router for a Frame Relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface of the router for this connection?
  • Router(config-if)#encapsulation frame-relay q933a
  • Router(config-if)#encapsulation frame-relay ansi
  • Router(config-if)#encapsulation frame-relay ietf
  • Router(config-if)#encapsulation frame-relay cisco
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5. Which WAN encapsulations can be configured on an asynchronous serial connection?

    PPP
    ATM
    HDLC
    SDLC
    Frame Relay
  • 1 and 2
  • 2 and 4
  • 3, 4 and 5
  • All of the above
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6. Which encapsulations can be configured on a serial interface?

    Ethernet
    Token Ring
    HDLC
    Frame Relay
    PPP
  • 1 and 4
  • 2 only
  • 3, 4 and 5
  • All of the above
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7. Suppose that you have a customer who has a central HQ and six branch offices. They anticipate adding six more branches in the near future. They wish to implement a WAN technology that will allow the branches to economically connect to HQ and you have no free ports on the HQ router. Which of the following would you recommend?
  • PPP
  • HDLC
  • Frame Relay
  • ISDN
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8. Which of the following command options are displayed when you use the Router# show frame-relay ? command?

    dlci
    neighbors
    lmi
    pvc
    map
  • 1 only
  • 2 and 4
  • 3, 4 and 5
  • All of the above
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9. In which of the following technologies is the term HFC used?
  • DSL
  • PPPoE
  • Frame Relay
  • Dedicated T1
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10. A default Frame Relay WAN is classified as what type of physical network?
  • Point-to-point
  • Broadcast multi-access
  • Non-broadcast multi-access
  • Non-broadcast multipoint
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