Which two statements are correct when you use the reject parameter as the next-hop value for a static route?（）A、The packet is dropped and the packet's source is marked with the no-readvertise parameter.B、The system sends the packet back to the source.C、Th

题目

Which two statements are correct when you use the reject parameter as the next-hop value for a static route?（）

  • A、The packet is dropped and the packet's source is marked with the no-readvertise parameter.
  • B、The system sends the packet back to the source.
  • C、The packet is dropped from the network.
  • D、The system sends an ICMP message back to the source of the packet.
相似考题

1.Router VE1 has just received a packet and needs to route it. What two actions must this router take in order to route incoming packets? (Choose two)A. Inspect the routing table to select the best path to the destination network addresses.B. Validate sources of routing information.C. Inspect the ARP table to verify a legitimate source MAC address for each packet.D. Identify the destination network address of each packet.E. Verify the receipt of routed packets by the next hop router.F. Identify the source network address of each packet.

2.Which two statements about Junos software packet handling are correct?()(Choose two.)A. The Junos OS applies service ALGs only for the first packet of a flow.B. The Junos OS uses fast-path processing only for the first packet of a flow.C. The Junos OS performs policy lookup only for the first packet of a flow.D. The Junos OS applies SCREEN options for both first and consecutive packets of a flow.

3.Which two statements are true about TCP communication?()A. The receiver acknowledges the final packet in each communications stream.B. The receiver adds sequencing numbers to the packets received.C. The sender adds sequencing numbers to the packets it sends.D. The receiver acknowledges each packet it receives from the sending device.

4.Which two statements about the use of SCREEN options are correct? ()(Choose two.)A. SCREEN options offer protection against various attacksB. SCREEN options are deployed prior to route and policy processing in first path packet processingC. SCREEN options are deployed at the ingress and egress sides of a packet flowD. SCREEN options, you must take special care to protect OSPF

更多“Which two statements are correct when you use the reject parameter as the next-hop value for a static route?（）A、The packet is dropped and the packet's source is marked with the no-readvertise parameter.B、The system sends the packet back to the source.C、Th”相关问题

  • 第1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


    参考答案：B

  • 第2题：

    You have just configured a static default route on router TK1. What is the purpose of a default route?()

    A. It is a route to be used when the routing protocol fails.

    B. It is a route configured by an ISP that sends traffic into a corporate network.

    C. It is a route used when a packet is destined for a remote network that is not listed in the routing table.

    D. It is a route manually configured for a specific remote network for which a routing protocol is not configured.

    E. It is used to send traffic to a stub network.


    参考答案：C

  • 第3题：

    How does an IPv6 router deal with a packet that is larger than the outgoing interface MTU？（）

    • A、It will fragment the packet at Layer 2.
    • B、It will fragment the packet at Layer 3.
    • C、It will drop the packet and send an ICMPv6 message "packet too big" back to the source.
    • D、It will drop the packet.

    正确答案:C

  • 第4题：

    Which two statements are true when source/destination filters are enabled? （）(Choose two.)

    • A、Excluded traffic is not accelerated.
    • B、Excluded traffic is only compressed.
    • C、Source/destination filter applies to all traffic sent from LAN to WAN.
    • D、Source/destination filters work in packet interception mode using RIPv2.

    正确答案:A,C

  • 第5题：

    A PC on a network segment sends data to another PC on a different segment.Which of the following correctly describe the correct order of how this data will be encapsulated?（）

    • A、Data, Frame, Packet, Segment, Bit
    • B、Data, Frame, Segment, Packet, Bit
    • C、Data, Packet, Frame, Segment, Bit
    • D、Data, Packet, Segment, Frame, Bit
    • E、Data, Segment, Frame, Packet, Bit
    • F、Data, Segment, Packet, Frame, Bit

    正确答案:F

  • 第6题：

    给了两段documentation里的描述，问这个时候发哪种类型的ICMP包。 The interface on which the packet comes into the router is the same interface on which the packet gets routed out. The subnet or network of the source IP address is on the same subnet or network of the next-hop IP address of the routed packet.


    正确答案:ICMP类型5重定向消息。

  • 第7题：

    Which two statements about JUNOS Software packet handling are correct？（）

    • A、JUNOS Software applies service ALGs only for the first packet of a flow.
    • B、JUNOS Software uses fast-path processing only for the first packet of a flow.
    • C、JUNOS Software performs route and policy lookup only for the first packet of a flow.
    • D、JUNOS Software applies SCREEN options for both first and consecutive packets of a flow.

    正确答案:C,D

  • 第8题：

    Firewall filters can perform which two actions?（）

    • A、Log packets.
    • B、Set packet metrics.
    • C、Count packets.
    • D、Decrement packet's TTL value.

    正确答案:A,C

  • 第9题：

    多选题
    Which two statements about Junos software packet handling are correct?（）(Choose two.)
    A

    The Junos OS applies service ALGs only for the first packet of a flow.

    B

    The Junos OS uses fast-path processing only for the first packet of a flow.

    C

    The Junos OS performs policy lookup only for the first packet of a flow.

    D

    The Junos OS applies SCREEN options for both first and consecutive packets of a flow.


    正确答案： C,B
    解析： 暂无解析

  • 第10题：

    问答题
    给了两段documentation里的描述，问这个时候发哪种类型的ICMP包。 The interface on which the packet comes into the router is the same interface on which the packet gets routed out. The subnet or network of the source IP address is on the same subnet or network of the next-hop IP address of the routed packet.

    正确答案： ICMP类型5重定向消息。
    解析： 暂无解析

  • 第11题：

    单选题
    If the PFE does not have a route to the destination address of a packet, which action will be taken?（）
    A

    The PFE floods the packet out of all interfaces.

    B

    The PFE drops the packet and sends a destination unreachable notification back to source device.

    C

    The PFE forwards the packet to the routing engine for furtherprocessing.

    D

    The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.


    正确答案： A
    解析： 暂无解析

  • 第12题：

    多选题
    Which two statements about an interface configured with the asr-group command are correct?（）
    A

    The FWSM supports up to 16 asymmetric routing groups.

    B

    If a matching packet is not found, the packet is dropped.

    C

    Asymetric routing of return traffic is enabled.

    D

    If a matching packet is found, the Layer 3 header is rewritten.

    E

    If a matching packet is found, the Layer 3 header is rewritten and the packet is forwarded to the default gateway.


    正确答案： C,A
    解析： 暂无解析

  • 第13题：

    A PC on a network segment sends data to another PC on a different segment.Which of the following correctly describe the correct order of how this data will be encapsulated?()

    A. Data, Frame, Packet, Segment, Bit

    B. Data, Frame, Segment, Packet, Bit

    C. Data, Packet, Frame, Segment, Bit

    D. Data, Packet, Segment, Frame, Bit

    E. Data, Segment, Frame, Packet, Bit

    F. Data, Segment, Packet, Frame, Bit


    参考答案：F

  • 第14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15题：

    Which two statements are true about TCP communication?（）

    • A、The receiver acknowledges the final packet in each communications stream.
    • B、The receiver adds sequencing numbers to the packets received.
    • C、The sender adds sequencing numbers to the packets it sends.
    • D、The receiver acknowledges each packet it receives from the sending device.

    正确答案:A,C

  • 第16题：

    Which two statements about the use of SCREEN options are correct? （）(Choose two.)

    • A、SCREEN options offer protection against various attacks
    • B、SCREEN options are deployed prior to route and policy processing in first path packet processing
    • C、SCREEN options are deployed at the ingress and egress sides of a packet flow
    • D、SCREEN options, you must take special care to protect OSPF

    正确答案:A,B

  • 第17题：

    Which two statements about an interface configured with the asr-group command are correct?（）

    • A、The FWSM supports up to 16 asymmetric routing groups.
    • B、If a matching packet is not found, the packet is dropped.
    • C、Asymetric routing of return traffic is enabled.
    • D、If a matching packet is found, the Layer 3 header is rewritten.
    • E、If a matching packet is found, the Layer 3 header is rewritten and the packet is forwarded to the default gateway.

    正确答案:B,C

  • 第18题：

    Which two statements about the use of SCREEN options are correct？（）

    • A、SCREEN options are deployed at the ingress and egress sides of a packet flow.
    • B、Although SCREEN options are very useful， their use can result in more session creation.
    • C、SCREEN options offer protection against various attacks at the ingress zone of a packet flow.
    • D、SCREEN options examine traffic prior to policy processing， thereby resulting in fewer resouces used formalicious packet processing.

    正确答案:C,D

  • 第19题：

    If the PFE does not have a route to the destination address of a packet, which action will be taken?（）

    • A、The PFE floods the packet out of all interfaces.
    • B、The PFE drops the packet and sends a destination unreachable notification back to source device.
    • C、The PFE forwards the packet to the routing engine for furtherprocessing.
    • D、The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.

    正确答案:B

  • 第20题：

    多选题
    Which two statements are correct when you use the reject parameter as the next-hop value for a static route?（）
    A

    The packet is dropped and the packet's source is marked with the no-readvertise parameter.

    B

    The system sends the packet back to the source.

    C

    The packet is dropped from the network.

    D

    The system sends an ICMP message back to the source of the packet.


    正确答案： A,B
    解析： 暂无解析

  • 第21题：

    单选题
    You have just configured a static default route on router TK1. What is the purpose of a default route?（）
    A

    It is a route to be used when the routing protocol fails.

    B

    It is a route configured by an ISP that sends traffic into a corporate network.

    C

    It is a route used when a packet is destined for a remote network that is not listed in the routing table.

    D

    It is a route manually configured for a specific remote network for which a routing protocol is not configured.

    E

    It is used to send traffic to a stub network.


    正确答案： A
    解析： 暂无解析

  • 第22题：

    多选题
    Which two statements are true about TCP communication?（）
    A

    The receiver acknowledges the final packet in each communications stream.

    B

    The receiver adds sequencing numbers to the packets received.

    C

    The sender adds sequencing numbers to the packets it sends.

    D

    The receiver acknowledges each packet it receives from the sending device.


    正确答案： A,B
    解析： 暂无解析

  • 第23题：

    单选题
    A PC on a network segment sends data to another PC on a different segment.Which of the following correctly describe the correct order of how this data will be encapsulated?（）
    A

    Data, Frame, Packet, Segment, Bit

    B

    Data, Frame, Segment, Packet, Bit

    C

    Data, Packet, Frame, Segment, Bit

    D

    Data, Packet, Segment, Frame, Bit

    E

    Data, Segment, Frame, Packet, Bit

    F

    Data, Segment, Packet, Frame, Bit


    正确答案： E
    解析： 暂无解析

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