单选题What does the protocol field inside the PPP frame indicate？（）A the protocol used to determine the authentication methodB the protocol used to identify the data in the Information fieldC the protocol used to carry the PPP frameD the protocol used to dec

题目
单选题
What does the protocol field inside the PPP frame indicate？（）
A

the protocol used to determine the authentication method

B

the protocol used to identify the data in the Information field

C

the protocol used to carry the PPP frame

D

the protocol used to decode the FCS field

E

the protocol used to detect the number of padding bytes

相似考题

1.An authentication request for a PPP over ATM client has been returned to the router with an address of 255.255.255.254.What does this indicate to the router?()A. A static IP address is used.B. An unnumbered address is used.C. The returned RADIUS address is used.D. The IP address-pool configuration is used.

2.Which layer 2 protocol encapsulation type supports synchronous and asynchronous circuis and has built－in security mechanisms?()A. Frame RelayB. HDLCC. x.25D. PPP

3.When configuring a serial interface on a router, what is the default encapsulation?()A. atm-dxiB. frame-relayC. hdlcD. lapbE. ppp

4.When you display the routing table by entering the show route command, what does the* indicate?()A.The route is a direct route.B.The route was selected as active.C.The route is a default route.D.The route was learned using a dynamic routing protocol.

更多“What does the protocol field inside the PPP frame indicate？（”相关问题

  • 第1题：

    What does the "Inside Global" address represent in the configuration of NAT?（）

    • A、the summarized address for all of the internal subnetted addresses
    • B、the MAC address of the router used by inside hosts to connect to the Internet
    • C、a globally unique， private IP address assigned to a host on the inside network
    • D、a registered address that represents an inside host to an outside network

    正确答案:D

  • 第2题：

    What does FRTP stand for？（）

    • A、Frame Relay Top Pseudowire
    • B、Frame Relay Traffic Pseudowire
    • C、Frame Relay Traffic Protocol
    • D、Frame Relay Traffic Policing

    正确答案:D

  • 第3题：

    ISL is being configured on a Company switch.  Which of the following choices are true regarding  the ISL protocol？ （）

    • A、 It can be used between Cisco and non-Cisco switch devices.
    • B、 It calculates a new CRC field on top of the existing CRC field.
    • C、 It adds 4 bytes of protocol-specific information to the original Ethernet frame.
    • D、 It adds 30 bytes of protocol-specific information to the original Ethernet frame.

    正确答案:B,D

  • 第4题：

    What does the LSP Holdtime field in an IS-IS database indicate?（）

    • A、the LSP age
    • B、the LSP refresh interval
    • C、the LSP elapsed lifetime
    • D、the LSP remaining lifetime

    正确答案:D

  • 第5题：

    Which Ethernet field is used to differentiate between the FCoE frame and the FIP frame？（）

    • A、 Ethernet FCS
    • B、 Source address
    • C、 Destination address
    • D、 EtherType
    • E、 Protocol type

    正确答案:D

  • 第6题：

    What protocol does an IP phone use to learn the voice VLAN ID it should use for voice traffic？（）

    • A、VTP
    • B、802.1 q
    • C、CDP
    • D、Skinny Station Protocol

    正确答案:C

  • 第7题：

    An authentication request for a PPP over ATM client has been returned to the router with an address of 255.255.255.254. What does this indicate to the router?（）

    • A、A static IP address is used.
    • B、An unnumbered address is used.
    • C、The returned RADIUS address is used.
    • D、The IP address-pool configuration is used.

    正确答案:D

  • 第8题：

    单选题
    What does the protocol field inside the PPP frame indicate？（）
    A

    the protocol used to determine the authentication method

    B

    the protocol used to identify the data in the Information field

    C

    the protocol used to carry the PPP frame

    D

    the protocol used to decode the FCS field

    E

    the protocol used to detect the number of padding bytes


    正确答案： E
    解析： 暂无解析

  • 第9题：

    单选题
    An authentication request for a PPP over ATM client has been returned to the router with an address of 255.255.255.254. What does this indicate to the router?（）
    A

    A static IP address is used.

    B

    An unnumbered address is used.

    C

    The returned RADIUS address is used.

    D

    The IP address-pool configuration is used.


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    Which statement about the Link Control Protocol （LCP） is true？（）
    A

    LCP is used for basic PPP link setup and operation.

    B

    LCP is used for PPP CHAP authentication.

    C

    LCP is used for PPP over ATM （PPPoA） setup.

    D

    LCP is used for PPP over Ethernet （PPPoE） setup.

    E

    LCP is used for PPP over Frame Relay （PPPoFR） setup


    正确答案： A
    解析： 暂无解析

  • 第11题：

    多选题
    ISL is being configured on a Company switch.  Which of the following choices are true regarding  the ISL protocol？ （）
    A

    It can be used between Cisco and non-Cisco switch devices.

    B

    It calculates a new CRC field on top of the existing CRC field.

    C

    It adds 4 bytes of protocol-specific information to the original Ethernet frame.

    D

    It adds 30 bytes of protocol-specific information to the original Ethernet frame.


    正确答案： C,D
    解析： 暂无解析

  • 第12题：

    单选题
    What does blowing tubes accomplish?（）
    A

    Eliminates unburned fuel oil residues from the firebox

    B

    Increases boiler efficiency

    C

    Flushes away mineral deposits inside the water tubes

    D

    Cleans soot deposits from the inside of the stack


    正确答案： D
    解析： 暂无解析

  • 第13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14题：

    What does the protocol field inside the PPP frame indicate？（）

    • A、the protocol used to determine the authentication method
    • B、the protocol used to identify the data in the Information field
    • C、the protocol used to carry the PPP frame
    • D、the protocol used to decode the FCS field
    • E、the protocol used to detect the number of padding bytes

    正确答案:B

  • 第15题：

    When you display the routing table by entering the show route command, what does the* indicate?（）

    • A、The route is a direct route.
    • B、The route was selected as active.
    • C、The route is a default route.
    • D、The route was learned using a dynamic routing protocol.

    正确答案:B

  • 第16题：

    Which statement about the Link Control Protocol （LCP） is true？（）

    • A、LCP is used for basic PPP link setup and operation.
    • B、LCP is used for PPP CHAP authentication.
    • C、LCP is used for PPP over ATM （PPPoA） setup.
    • D、LCP is used for PPP over Ethernet （PPPoE） setup.
    • E、LCP is used for PPP over Frame Relay （PPPoFR） setup

    正确答案:A

  • 第17题：

    Which layer 2 protocol encapsulation type supports synchronous and asynchronous circuis and has built-in security mechanisms?（）

    • A、Frame Relay
    • B、HDLC
    • C、x.25
    • D、PPP

    正确答案:D

  • 第18题：

    Which two of these are characteristics of the 802.1Q protocol?（）

    • A、it is a layer 2 messaging protocol which maintains vlan configurations across network.
    • B、it includes an 8-bit field which specifies the priority of a frame.
    • C、it is used exclusively for tagging vlan frames and dose not address network reconvergence following switched network topology changes.
    • D、it modifies the 802.3 frame header,and thus requires that the FCS be recomputed.
    • E、it is a trunking protocol capable of carring untagged frames.

    正确答案:D,E

  • 第19题：

    单选题
    When you display the routing table by entering the show route command, what does the* indicate?（）
    A

    The route is a direct route.

    B

    The route was selected as active.

    C

    The route is a default route.

    D

    The route was learned using a dynamic routing protocol.


    正确答案： A
    解析： 暂无解析

  • 第20题：

    问答题
    What does the word “sprawl” in the first paragraph indicate?

    正确答案： It indicates parts of Orange County extend untidily in different directions.
    解析：
    语义理解题。由题干定位到文章第一段，sprawl一词在该段出现了两次，第一次在“the Los Angeles sprawl”中作动名词，第二次在“sprawling Orange County”中作动词，根据meet一词可知，以上所涉及的两处为两个不同的地区，且是两个区域向外延伸的边缘地带；此外，该段首句还提到，沿着大道，三进三出Cerritos；且sprawl一词原意为“随意地摊开四肢”，由以上几点可以推测出sprawl在此处意为“凌乱地展开”。

  • 第21题：

    单选题
    What statement is true？（）
    A

    Link Control Protocol（LCP） is used for basic PPP link setup and operation

    B

    Link Control Protocol（LCP） is used for denying PPP connections to unauthorized devices.

    C

    Link Control Protocol（LCP） for PPP is synonymous to ARP for Ethernet.

    D

    None of the above


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    What does the LSP Holdtime field in an IS-IS database indicate?（）
    A

    the LSP age

    B

    the LSP refresh interval

    C

    the LSP elapsed lifetime

    D

    the LSP remaining lifetime


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    Which Ethernet field is used to differentiate between the FCoE frame and the FIP frame？（）
    A

     Ethernet FCS

    B

     Source address

    C

     Destination address

    D

     EtherType

    E

     Protocol type


    正确答案： C
    解析： 暂无解析

  • 第24题：

    多选题
    Which two of these are characteristics of the 802.1Q protocol?（）
    A

    it is a layer 2 messaging protocol which maintains vlan configurations across network.

    B

    it includes an 8-bit field which specifies the priority of a frame.

    C

    it is used exclusively for tagging vlan frames and dose not address network reconvergence following switched network topology changes.

    D

    it modifies the 802.3 frame header,and thus requires that the FCS be recomputed.

    E

    it is a trunking protocol capable of carring untagged frames.


    正确答案： E,B
    解析： 暂无解析

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