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单选题在组播网络中RPF代表什么?()。A Reverse protocol forwardingB Reverse protocol floodingC Reverse path forwardingD Reverse path flooding

题目
单选题
在组播网络中RPF代表什么?()。
A

Reverse protocol forwarding

B

Reverse protocol flooding

C

Reverse path forwarding

D

Reverse path flooding


相似考题
更多“单选题在组播网络中RPF代表什么?()。A Reverse protocol forwardingB Reverse protocol floodingC Reverse path forwardingD Reverse path flooding”相关问题
  • 第1题:

    下列关于RPF(Reverse Path Forwarding)的说法正确的是()

    A.RPF是广播数据采用的数据包转发方法

    B.RPF是组播数据包采用的数据转发方法

    C.RPF依据组播包源地址执行数据转发

    D.RPF依据组播包目的地址执行数据转发


    参考答案:B, C

  • 第2题:

    Unicast Reverse Path Forwarding (Urpf ) can work in the following modes:()

    • A、Express mode
    • B、Strict mode
    • C、Loose mode
    • D、Tunnel mode
    • E、Safe mode

    正确答案:B,C

  • 第3题:

    what is RPF( Reverse Path Forwarding )?


    正确答案:Forwarding multicast traffic away from the source, rather than to the receiver, is called Reverse Path Forwarding (RPF). This RPF check helps to guarantee that the distribution tree will be loop-free.

  • 第4题:

    For a router connected to two ISPs for redundancy, using IPSLA and static routing, how would youconfigure uRPF on the uplink interface?()

    • A、ip verify unicast source reachable-via any
    • B、ip verify unicast reverse-path
    • C、ip verify unicast reverse-path loose
    • D、ip verify unicast reverse-path strict

    正确答案:A

  • 第5题:

    What Cisco technology protects against Spanning-Tree Protocol manipulation?()

    • A、 Spanning tree protect
    • B、 Root Guard and BPDU Guard
    • C、 Unicast Reverse Path Forwarding
    • D、 MAC spoof guard
    • E、 Port Security

    正确答案:B

  • 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:

    在组播网络中RPF代表什么?()。

    • A、Reverse protocol forwarding
    • B、Reverse protocol flooding
    • C、Reverse path forwarding
    • D、Reverse path flooding

    正确答案:C

  • 第8题:

    单选题
    What Cisco technology protects against Spanning-Tree Protocol manipulation?()
    A

     Spanning tree protect

    B

     Root Guard and BPDU Guard

    C

     Unicast Reverse Path Forwarding

    D

     MAC spoof guard

    E

     Port Security


    正确答案: B
    解析: 暂无解析

  • 第9题:

    多选题
    下列关于RPF(Reverse Path Forwarding)的说法正确的是()
    A

    RPF是广播数据采用的数据包转发方法

    B

    RPF是组播数据包采用的数据转发方法

    C

    RPF依据组播包源地址执行数据转发

    D

    RPF依据组播包目的地址执行数据转发


    正确答案: C,A
    解析: 暂无解析

  • 第10题:

    问答题
    what is RPF( Reverse Path Forwarding )?

    正确答案: Forwarding multicast traffic away from the source, rather than to the receiver, is called Reverse Path Forwarding (RPF). This RPF check helps to guarantee that the distribution tree will be loop-free.
    解析: 暂无解析

  • 第11题:

    单选题
    在组播网络中RPF代表什么?()。
    A

    Reverse protocol forwarding

    B

    Reverse protocol flooding

    C

    Reverse path forwarding

    D

    Reverse path flooding


    正确答案: A
    解析: 暂无解析

  • 第12题:

    多选题
    Which two statements are true about Unicast Reverse Path Forwarding Loose Mode?()
    A

    It is used in multihome network scenarios.

    B

    It can be used with BGP to mitigate DoS and DDoS.

    C

    It does not need to have CEF enabled.

    D

    It is enabled via the interface level command ip verify unicast reverse-path.

    E

    It cannot be used with classification access lists.


    正确答案: C,A
    解析: 暂无解析

  • 第13题:

    在组播网络中RPF代表什么?()。

    A.Reverse protocol forwarding

    B.Reverse protocol flooding

    C.Reverse path forwarding

    D.Reverse path flooding


    参考答案:C

  • 第14题:

    Which two statements are true about Unicast Reverse Path Forwarding Loose Mode?()

    • A、It is used in multihome network scenarios.
    • B、It can be used with BGP to mitigate DoS and DDoS.
    • C、It does not need to have CEF enabled.
    • D、It is enabled via the interface level command ip verify unicast reverse-path.
    • E、It cannot be used with "classification" access lists.

    正确答案:A,B

  • 第15题:

    Which two multicast protocol statements are true?()

    • A、Sparse mode multicast uses a pull model to send multicast traffic to where it is requested
    • B、Dense mode multicast uses a push model to flood traffic throughout the network and then prunes the unwanted traffic
    • C、Dense mode multicast requires explicit join messa ges from their members
    • D、Sparse mode uses reverse path forwarding (RPF) to prune off redundant flows
    • E、The primary use of sparse mode multicast is for test labs and router performance testing

    正确答案:A,B

  • 第16题:

    How is an RSVP resv message sent back to the ingress router?()

    • A、reverse path of the RRO
    • B、least cost to the ingress router
    • C、shortest path to the egress router
    • D、reverse path of the path vector TLV

    正确答案:A

  • 第17题:

    For a router connected to two ISPs for redundancy, using IPSLA and static routing, how would you configure uRPF on the uplink interface?()

    • A、ip verify unicast source reachable-via any
    • B、ip verify unicast reverse-path
    • C、ip verify unicast reverse-path loose
    • D、ip verify unicast reverse-path strict

    正确答案:A

  • 第18题:

    Which IOS features are used to avoid Routing loops when dynamic Routing protocols are used betweenPE and CE in MPLS-VPN networks?()

    • A、Site Of Origin SOO.
    • B、SHAM links with OSPF
    • C、BGP cost community
    • D、BGP feature allow-as in
    • E、RPF Reverse Path forwarding.
    • F、Access-list Control in Distance Vector protocol like RIP and EIGRP.

    正确答案:A,F

  • 第19题:

    What is one of the uses of MBGP routes?()

    • A、DVMRP hold-time period
    • B、Rendezvous point election
    • C、reverse path forwarding checks
    • D、interdomain multicast next hops

    正确答案:C

  • 第20题:

    单选题
    For a router connected to two ISPs for redundancy, using IPSLA and static routing, how would you configure uRPF on the uplink interface?()
    A

    ip verify unicast source reachable-via any

    B

    ip verify unicast reverse-path

    C

    ip verify unicast reverse-path loose

    D

    ip verify unicast reverse-path strict


    正确答案: C
    解析: 暂无解析

  • 第21题:

    多选题
    Which IOS features are used to avoid Routing loops when dynamic Routing protocols are used betweenPE and CE in MPLS-VPN networks?()
    A

    Site Of Origin SOO.

    B

    SHAM links with OSPF

    C

    BGP cost community

    D

    BGP feature allow-as in

    E

    RPF Reverse Path forwarding.

    F

    Access-list Control in Distance Vector protocol like RIP and EIGRP.


    正确答案: A,C
    解析: 暂无解析

  • 第22题:

    单选题
    For a router connected to two ISPs for redundancy, using IPSLA and static routing, how would youconfigure uRPF on the uplink interface?()
    A

    ip verify unicast source reachable-via any

    B

    ip verify unicast reverse-path

    C

    ip verify unicast reverse-path loose

    D

    ip verify unicast reverse-path strict


    正确答案: D
    解析: 暂无解析

  • 第23题:

    单选题
    How is an RSVP resv message sent back to the ingress router?()
    A

     reverse path of the RRO

    B

     least cost to the ingress router

    C

     shortest path to the egress router

    D

     reverse path of the path vector TLV


    正确答案: C
    解析: 暂无解析

  • 第24题:

    多选题
    Unicast Reverse Path Forwarding (Urpf ) can work in the following modes:()
    A

    Express mode

    B

    Strict mode

    C

    Loose mode

    D

    Tunnel mode

    E

    Safe mode


    正确答案: C,D
    解析: 暂无解析