更多“Which WAN protocol is used for out-of-band signaling?() ”相关问题
  • 第1题:

    Which logical channel is used to transfer signaling messages such as resource reallocation?()

    A.PDTCH

    B.PTCCH

    C.PACCH

    D.PBCCH


    参考答案:C

  • 第2题:

    When Cisco SDM is used to generate QoS policy, various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface? ()

    • A、 Voice traffic will be assigned 47% of the interface bandwidth.
    • B、 Voice call signaling will be assigned 33% of the interface bandwidth.
    • C、 Telnet, SSH, and other traffic that is generated to manage the router is assigned 5% of the interface bandwidth.
    • D、 Best-effort traffic will be assigned 38% of the interface bandwidth.
    • E、 Routing protocol traffic will be assigned 5% of the interface bandwidth.
    • F、 Transactional traffic will be assigned 5% of the interface bandwidth.

    正确答案:C,E,F

  • 第3题:

    Which protocol is used by multicast to prevent loops?()

    • A、OSPF
    • B、RIP
    • C、RPF
    • D、BGP
    • E、EIGRP

    正确答案:C

  • 第4题:

    Which protocol is used to transfer files to on the ERX Edge Router?()

    • A、SCP
    • B、FTP
    • C、RCP
    • D、TFTP

    正确答案:B,D

  • 第5题:

    Which logical channel is used to transfer signaling messages such as resource reallocation?()

    • A、PDTCH
    • B、PTCCH
    • C、PACCH
    • D、PBCCH

    正确答案:C

  • 第6题:

    Which two statements correctly identify factors to consider when Configuring WAN QoS?()

    • A、Voice Traffic uses Assured Forwarding
    • B、Voice Signaling traffic uses Assured Forwarding
    • C、Voice Signaling traffic uses priority queuing
    • D、Voice Traffic uses priority queuing
    • E、Voice signaling traffic should use priority queuing with Assured Forwarding

    正确答案:B,D

  • 第7题:

    Which path selection protocol is used by Fibre Channel fabrics?()

    • A、 IVR
    • B、 VoQ
    • C、 FSPF
    • D、 VSANs
    • E、 SANTap

    正确答案:C

  • 第8题:

    多选题
    When Cisco SDM is used to generate QoS policy, various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface? ()
    A

    Voice traffic will be assigned 47% of the interface bandwidth.

    B

    Voice call signaling will be assigned 33% of the interface bandwidth.

    C

    Telnet, SSH, and other traffic that is generated to manage the router is assigned 5% of the interface bandwidth.

    D

    Best-effort traffic will be assigned 38% of the interface bandwidth.

    E

    Routing protocol traffic will be assigned 5% of the interface bandwidth.

    F

    Transactional traffic will be assigned 5% of the interface bandwidth.


    正确答案: A,D
    解析: 暂无解析

  • 第9题:

    多选题
    Which two signaling protocols could be used in VPLS to advertise site information between PEs? ()
    A

    IKE

    B

    BGP

    C

    RSVP

    D

    LDP


    正确答案: A,B
    解析: 暂无解析

  • 第10题:

    单选题
    Which WAN protocol is used for out-of-band signaling?()
    A

    NCP

    B

    HDLC

    C

    LAPB

    D

    LAPD


    正确答案: A
    解析: 暂无解析

  • 第11题:

    单选题
    Which protocol is used by multicast to prevent loops?()
    A

    OSPF

    B

    RIP

    C

    RPF

    D

    BGP

    E

    EIGRP


    正确答案: D
    解析: 暂无解析

  • 第12题:

    多选题
    Which two statements correctly identify factors to consider when Configuring WAN QoS?()
    A

    Voice Traffic uses Assured Forwarding

    B

    Voice Signaling traffic uses Assured Forwarding

    C

    Voice Signaling traffic uses priority queuing

    D

    Voice Traffic uses priority queuing

    E

    Voice signaling traffic should use priority queuing with Assured Forwarding


    正确答案: A,B
    解析: 暂无解析

  • 第13题:

    Which two characteristics apply to a CAS T1 interface?()

    • A、signaling travels in-band 
    • B、up to 24 voice channels 
    • C、up to 32 voice channels 
    • D、signaling travels in time slot 17 
    • E、uses Q.931 signaling protocol in a common channel

    正确答案:A,B

  • 第14题:

    Which WAN service utilizes two different encapsulation types (one for data and one for signaling) on its data link layer?()

    • A、ISDN
    • B、Frame Relay
    • C、ATM
    • D、FDDI

    正确答案:A

  • 第15题:

    Which one of the WAN data-link protocols below is used for out-of-band signaling?()

    • A、HDLC
    • B、NCP
    • C、PAP
    • D、LAPD
    • E、LAPB
    • F、None of the above

    正确答案:D

  • 第16题:

    The SCTP layer in the C7 signalling protocol stack is responsible for which of the following:()

    • A、Establishing a signaling channel between two signaling entities in an ATM network
    • B、Provide reliable connection for signaling between two IP signaling nodes
    • C、Provide routing for IP signaling messages in an IP signaling network

    正确答案:B

  • 第17题:

    In a VoIP network, which three call signaling protocols are supported by the Cisco CallManager for call setup, call maintenance, and call teardown? ()

    • A、 H·323
    • B、 UDP
    • C、 RTP
    • D、 TCP
    • E、 Media Gateway Control Protocol (MGCP)
    • F、 session initiation protocol (SIP)

    正确答案:A,E,F

  • 第18题:

    Which protocol would provide block access to remote storage over WAN links?()

    • A、 iSCSI
    • B、 FCIP
    • C、 SCSI-FP
    • D、 eSCSI

    正确答案:A

  • 第19题:

    Which of the following devices is used to connect a WAN to a LAN?()

    • A、Basic router
    • B、Basic switch
    • C、Bridge
    • D、Repeater

    正确答案:A

  • 第20题:

    单选题
    Which one of the WAN data-link protocols below is used for out-of-band signaling?()
    A

    HDLC

    B

    NCP

    C

    PAP

    D

    LAPD

    E

    LAPB

    F

    None of the above


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    Which protocol would provide block access to remote storage over WAN links?()
    A

     iSCSI

    B

     FCIP

    C

     SCSI-FP

    D

     eSCSI


    正确答案: A
    解析: 暂无解析

  • 第22题:

    单选题
    Which option describes a benefits of IPv6 VPN Provider Edge?()
    A

    Provider support for intra-AS and CSC scenarios

    B

    Uses separate signaling plane, which provides more security than IPv4

    C

    BGP is the preferred routing protocol for connecting two SPs

    D

    No requirement for a separate signaling plane


    正确答案: A
    解析: 暂无解析

  • 第23题:

    多选题
    In a VoIP network, which three call signaling protocols are supported by the Cisco CallManager for call setup, call maintenance, and call teardown?()
    A

    H323

    B

    UDP

    C

    RTP

    D

    TCP

    E

    Media Gateway Control Protocol (MGCP)

    F

    session initiation protocol (SIP)


    正确答案: C,A
    解析: 暂无解析