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更多“单选题In JUNOS software, unclassified packets are associated with which forwarding class?()A network controlB best effortC assured forwardingD expedited forwarding”相关问题
  • 第1题:

    Which JUNOS software feature allows a user to define specific next-hop values for IP packets based on the source IP address of that packet?()

    A. MPLS

    B. Load Balancing

    C. Class Based Forwarding

    D. Filter Based Forwarding


    参考答案:D

  • 第2题:

    Which routing instance type is used to facilitate filter-based forwarding?()

    A. VRF

    B. FBF

    C. forwarding

    D. no-forwarding


    参考答案:C

  • 第3题:

    Which JUNOS software feature allows a user to define specific next-hop values for IP packets based on the source IP address of that packet?()

    • A、MPLS
    • B、Load Balancing
    • C、Class Based Forwarding
    • D、Filter Based Forwarding

    正确答案:D

  • 第4题:

    Which statement is true regarding the forwarding plane?()

    • A、The forwarding plane is contained within the Routing Engine (RE)
    • B、The forwarding plane processes and evaluates exception traffic
    • C、The forwarding plane contains the Packet Forwarding Engine (PFE)
    • D、The forwarding plane is not present on all platforms running the Junos OS

    正确答案:C

  • 第5题:

    What is the default Quality of Service traffic class used by the ERX Edge Router?()

    • A、bronze forwarding
    • B、assured forwarding
    • C、expedited forwarding
    • D、best effort forwarding

    正确答案:D

  • 第6题:

    The OSPF RFC 3623 Graceful Restart feature allows you to configure IETF NSF in ultivendor networks. When using OSPF Graceful Restart,which mechanism is used tocontinue forwarding packets during a switchover?()

    • A、Reverse Path Forwarding
    • B、Hardware-based forwarding
    • C、UDP forwarding
    • D、Layer 2 Forwarding

    正确答案:B

  • 第7题:

    Which two forwarding classes have bandwidth assigned when CoS is not explicitly configured inJUNOS software?()

    • A、best effort (BE)
    • B、network control (NC)
    • C、assured forwarding (AF)
    • D、expedited forwarding (EF)

    正确答案:A,B

  • 第8题:

    Which two forwarding classes have bandwidth assigned when CoS is not explicitly configured in JUNOS software?()

    • A、Best effort(BE)
    • B、Network control(NC)
    • C、Assured forwarding(AF)
    • D、Expedited forwarding(EF)

    正确答案:A,B

  • 第9题:

    单选题
    Which JUNOS software feature allows a user to define specific next-hop values for IP packets based on the source IP address of that packet?()
    A

    MPLS

    B

    Load Balancing

    C

    Class Based Forwarding

    D

    Filter Based Forwarding


    正确答案: A
    解析: 暂无解析

  • 第10题:

    单选题
    Which statement is true regarding the forwarding plane?()
    A

    The forwarding plane is contained within the Routing Engine (RE)

    B

    The forwarding plane processes and evaluates exception traffic

    C

    The forwarding plane contains the Packet Forwarding Engine (PFE)

    D

    The forwarding plane is not present on all platforms running the Junos OS


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    Which term describes a group of packets sharing common forwarding characteristics?()
    A

    common forwarding class

    B

    forwarding equivalence class

    C

    equivalent class characteristics

    D

    forwarding class characteristics


    正确答案: B
    解析: 暂无解析

  • 第12题:

    多选题
    Which two design goals describe the Junos OS design?()
    A

    clean separation of security and routing policies

    B

    clean separation of control and forwarding planes

    C

    modularization of multiple software processes

    D

    a single hardware platform for all software applications


    正确答案: D,A
    解析: 暂无解析

  • 第13题:

    Which two statements describe the forwarding table in the Junos OS?()

    A. The forwarding table contains all known routes.

    B. The forwarding table stores a subset of information from the routing table.

    C. Junos devices use the forwarding table to compare incoming packets against existing entries to determine the next hop.

    D. If multiple matches exist, the forwarding table uses the least-specific entry to forward packets toward the destination.


    参考答案:B, C

  • 第14题:

    Which routing instance type is used to facilitate filter-based forwarding?()

    • A、VRF
    • B、FBF
    • C、forwarding
    • D、no-forwarding

    正确答案:C

  • 第15题:

    Which two design goals describe the Junos OS design?()

    • A、clean separation of security and routing policies
    • B、clean separation of control and forwarding planes
    • C、modularization of multiple software processes
    • D、a single hardware platform for all software applications

    正确答案:B,C

  • 第16题:

    Which two statements describe the difference between JUNOS Software for securityplatforms and a traditional router?()

    • A、JUNOS Software for security platforms supports NAT and PAT; a traditional router does not support NAT or PAT.
    • B、JUNOS Software for security platforms does not forward traffic by default; a traditional router forwards traffic by default.
    • C、JUNOS Software for security platforms uses session-based forwarding; a traditional router uses packet-based forwarding.
    • D、JUNOS Software for security platforms performs route lookup for every packet; a traditional router performs route lookup only for the first packet.

    正确答案:B,C

  • 第17题:

    Which two statements about forwarding equivalence class (FEC) are true?()

    • A、FEC might correspond to a destination IP subnet, but it might also correspond to any traffic class that the edge LSR considers significant.
    • B、FEC is a group of IP packets that is forwarded over a different path, but with the same forwarding treatment.
    • C、FEC is a group of IP packets that is forwarded over the same path, and with the same forwarding treatment.
    • D、FEC is a group of IP packets that is forwarded over a different path, but with the different forwarding treatment.
    • E、FEC is a group of IP packets that is forwarded over the same path, but with a different forwarding treatment

    正确答案:A,C

  • 第18题:

    In JUNOS software, unclassified packets are associated with which forwarding class?()

    • A、network control
    • B、best effort
    • C、assured forwarding
    • D、expedited forwarding

    正确答案:B

  • 第19题:

    Which term describes a group of packets sharing common forwarding characteristics?()

    • A、common forwarding class
    • B、forwarding equivalence class
    • C、equivalent class characteristics
    • D、forwarding class characteristics

    正确答案:B

  • 第20题:

    Which JUNOS software feature allows LSPs to be advertised in an IGP?()

    • A、adaptive
    • B、IGP shortcuts
    • C、forwarding adjancency
    • D、IGP LSP

    正确答案:C

  • 第21题:

    多选题
    Which three mechanisims support the forwarding plane of a Layer 3 VPN in JUNOS software? ()
    A

    MPLS LSP

    B

    ATM tunnel

    C

    GRE tunnel

    D

    IPSEC tunnel

    E

    L2TPv3 session


    正确答案: E,D
    解析: 暂无解析

  • 第22题:

    多选题
    Which two forwarding classes have bandwidth assigned when CoS is not explicitly configured in JUNOS software?()
    A

    Best effort(BE)

    B

    Network control(NC)

    C

    Assured forwarding(AF)

    D

    Expedited forwarding(EF)


    正确答案: B,D
    解析: 暂无解析

  • 第23题:

    多选题
    Which two statements describe the forwarding table in the Junos OS?()
    A

    The forwarding table contains all known routes.

    B

    The forwarding table stores a subset of information from the routing table.

    C

    Junos devices use the forwarding table to compare incoming packets against existing entries to determine the next hop.

    D

    If multiple matches exist, the forwarding table uses the least-specific entry to forward packets toward the destination.


    正确答案: D,C
    解析: 暂无解析

  • 第24题:

    单选题
    In JUNOS software, unclassified packets are associated with which forwarding class?()
    A

    network control

    B

    best effort

    C

    assured forwarding

    D

    expedited forwarding


    正确答案: B
    解析: 暂无解析