单选题What is a valid option when using the ping command?（）A packet lossB packet sizeC CRCD TCP port

题目
单选题
What is a valid option when using the ping command?（）
A

packet loss

B

packet size

C

CRC

D

TCP port

相似考题

1.Regarding the extended ping command; which of the statements below are true?(Select all valid answer choices)A．The extended ping command is supported from user EXEC mode.B．The extended ping command is available from privileged EXEC mode.C．With the extended ping command you can specify the TCP and UDP port to be pinged.D．With the extended ping command you can specify the timeout value.E．With the extended ping command you can specify the datagram size.

2.Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network.Which of the following answers best describes the router‘s logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）A. When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interfaceB. When routing the packet, matching a route whose outgoing interface is the GRE tunnel interfaceC. When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interfaceD. When permitted by an ACL that was referenced in the associated crypto map

3.What is the purpose using the traceroute command?()A. to map all the devices on a network.B. to display the current TCP/IP configuration values.C. to see how a device MAC address is mapped to its IP address.D. to see the path a packet will take when traveling to a specified destination.E. to display the MTU values for each router in a specified network path from source to a destination.

4.When does the E－series router start monitoring DHCP traffic using the DHCP External function?()A. When the discovery packet enters the router from the DHCP client.B. Only when the offer packet enters the router from the DHCP server.C. When the acknowledge packet enters the router from the DHCP server.D. Only when the discovery packet leaves the router going to the DHCP server.

参考答案和解析
正确答案： D
解析： 暂无解析
更多“单选题What is a valid option when using the ping command?（）A packet lossB packet sizeC CRCD TCP port”相关问题

  • 第1题：

    Which command is used to debug a ping command?()

    A.debug icmp

    B.debug ip icmp

    C.debug tcp

    D.debug packet


    参考答案：B

  • 第2题：

    Which command is used to debug a ping command?（）

    • A、debug icmp
    • B、debug ip icmp
    • C、debug tcp
    • D、debug packet

    正确答案:B

  • 第3题：

    What is the port number of the IPsec Authentication Header packet？（）

    • A、IP protocol 50
    • B、TCP port 51
    • C、UDP port 50
    • D、IP protocol 51
    • E、UDP port 51
    • F、TCP port 50

    正确答案:D

  • 第4题：

    Using more than one label on a single packet is required in what context？（）

    • A、MPLS TE
    • B、MPLS VPN
    • C、When CEF switching and Label switching is done
    • D、In all the above circumstances

    正确答案:B

  • 第5题：

    For which network anomaly does Junos provide a SCREEN?（）

    • A、a telnet to port 80
    • B、a TCP packet with the SYN and ACK flags set
    • C、an SNMP getnext request
    • D、an ICMP packet larger than 1024 bytes

    正确答案:D

  • 第6题：

    What is the port number of an IPsec Encapsulating Security Payload packet？（）

    • A、IP protocol 50
    • B、IP protocol 51
    • C、TCP port 50
    • D、TCP port 51
    • E、UDP port 50
    • F、UDP port 51

    正确答案:A

  • 第7题：

    Which of the following analyzes the entire subnet to identify all hosts that are active?（）

    • A、Ping sweep
    • B、Packet sniffer
    • C、Traceroute
    • D、Port scanner

    正确答案:A

  • 第8题：

    When does the E-series router start monitoring DHCP traffic using the DHCP External function?（）

    • A、When the discovery packet enters the router from the DHCP client.
    • B、Only when the offer packet enters the router from the DHCP server.
    • C、When the acknowledge packet enters the router from the DHCP server.
    • D、Only when the discovery packet leaves the router going to the DHCP server.

    正确答案:D

  • 第9题：

    单选题
    When referring to the data structures of a packet, what is the proper term to refer to a single unit of TCP data at the transport layer?当提及一个数据包结构时，以下哪项可以表示一个TCP包在传输层的单个数据单元？（）
    A

    TCP segment.TCP段

    B

    TCP packet.TCP包

    C

    TCP frame.TCP帧

    D

    TCP datagram.TCP报文


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    A web server is running correctly but sending a RST packet to any client trying to connect using HTTP on TCP port 80. Which of the following tools should be used to determine the listening port of the web server?（）
    A

    Route

    B

    Ifconfig

    C

    Netstat

    D

    Nslookup


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    For which network anomaly does Junos provide a SCREEN?（）
    A

    a telnet to port 80

    B

    a TCP packet with the SYN and ACK flags set

    C

    an SNMP getnext request

    D

    an ICMP packet larger than 1024 bytes


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    Which action does the ping 172.18.1.1 size 5 command perform?（）
    A

    It sends only five ping requests to the 172.18.1.1 destination.

    B

    It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.

    C

    It sends five rapid ping requests to the 172.18.1.1 destination.

    D

    It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.


    正确答案： C
    解析： 暂无解析

  • 第13题：

    When referring to the data structures of a packet, what is the proper term to refer to a single unit of TCP data at the transport layer?当提及一个数据包结构时，以下哪项可以表示一个TCP包在传输层的单个数据单元？（）

    • A、TCP segment.TCP段
    • B、TCP packet.TCP包
    • C、TCP frame.TCP帧
    • D、TCP datagram.TCP报文

    正确答案:A

  • 第14题：

    What is the port number of an IPsec Encapsulating Security Payfoad packet？（）

    • A、UOP port 50
    • B、IP protocol 51
    • C、TCP port 51
    • D、TCP port 50
    • E、IP protocol 50
    • F、UDP port51

    正确答案:E

  • 第15题：

    Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network. Which of the following answers best describes the router's logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）

    • A、When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interface
    • B、When routing the packet, matching a route whose outgoing interface is the GRE tunnel interface
    • C、When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interface
    • D、When permitted by an ACL that was referenced in the associated crypto map

    正确答案:B

  • 第16题：

    Which action does the ping 172.18.1.1 size 5 command perform?（）

    • A、It sends only five ping requests to the 172.18.1.1 destination.
    • B、It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.
    • C、It sends five rapid ping requests to the 172.18.1.1 destination.
    • D、It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.

    正确答案:B

  • 第17题：

    Which of the following options would best help to reduce packet fragmentation for a TCP application transferring large amounts of data between servers across a path of multiple networks？（）

    • A、 Adjust Path MTU attributes， using the no command.
    • B、 Adjust the status queue size on the adapters， using the chdev command.
    • C、 Adjust ipforwarding to enabled， using the no command.
    • D、 Adjust tcp_maxburst to enabled， using the no command.

    正确答案:A

  • 第18题：

    A web server is running correctly but sending a RST packet to any client trying to connect using HTTP on TCP port 80. Which of the following tools should be used to determine the listening port of the web server?（）

    • A、Route
    • B、Ifconfig
    • C、Netstat
    • D、Nslookup

    正确答案:C

  • 第19题：

    What is a valid option when using the ping command?（）

    • A、packet loss
    • B、packet size
    • C、CRC
    • D、TCP port

    正确答案:B

  • 第20题：

    单选题
    Which command is used to debug a ping command?（）
    A

    debug icmp

    B

    debug ip icmp

    C

    debug tcp

    D

    debug packet


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    What is the purpose using the traceroute command?（）
    A

    to map all the devices on a network.

    B

    to display the current TCP/IP configuration values.

    C

    to see how a device MAC address is mapped to its IP address.

    D

    to see the path a packet will take when traveling to a specified destination.

    E

    to display the MTU values for each router in a specified network path from source to a destination.


    正确答案： E
    解析： 暂无解析

  • 第22题：

    单选题
    What is a valid option when using the ping command?（）
    A

    packet loss

    B

    packet size

    C

    CRC

    D

    TCP port


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    Which of the following options would best help to reduce packet fragmentation for a TCP application transferring large amounts of data between servers across a path of multiple networks？（）
    A

     Adjust Path MTU attributes， using the no command.

    B

     Adjust the status queue size on the adapters， using the chdev command.

    C

     Adjust ipforwarding to enabled， using the no command.

    D

     Adjust tcp_maxburst to enabled， using the no command.


    正确答案： D
    解析： 暂无解析

  • 第24题：

    单选题
    When does the E-series router start monitoring DHCP traffic using the DHCP External function?（）
    A

    When the discovery packet enters the router from the DHCP client.

    B

    Only when the offer packet enters the router from the DHCP server.

    C

    When the acknowledge packet enters the router from the DHCP server.

    D

    Only when the discovery packet leaves the router going to the DHCP server.


    正确答案： B
    解析： 暂无解析

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