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MPLS（Multi -protocol Label Switching，多协议标签交换技术）是新一代广域网传输技术。以下关于MPLS特点的叙述中，正确的是（ ）。
A.MPLS不支持大规模层次化的网络拓扑结构，不具备良好的网络扩展性 B.MPLS的标签合并机制支持不同数据流的分拆传输 C.MPLS支持流量工程、QoS和大规模的虚拟专用网 D.MPLS 不支持 ATM的传输交换方式
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更多 “ MPLS（Multi -protocol Label Switching，多协议标签交换技术）是新一代广域网传输技术。以下关于MPLS特点的叙述中，正确的是（ ）。A.MPLS不支持大规模层次化的网络拓扑结构，不具备良好的网络扩展性 B.MPLS的标签合并机制支持不同数据流的分拆传输 C.MPLS支持流量工程、QoS和大规模的虚拟专用网 D.MPLS 不支持 ATM的传输交换方式 ” 相关考题
考题
MPLS英文缩写()。
A.Multi ProtocolLabel SwitchingB.Multi PathLabel SwitchingC.Multi plexLabel SwitchingD.Multiprovision Label Switching
考题
Why is it appropriate to use conditional label advertising when deploying MPLS? ()
A. to make CEF tables smallerB. to enable label switching on the frame mode interfaceC. to restrict MPLS availability to predefined time periodsD. to restrict label switching to a limited number of networksE. to restrict end users from seeing the routers in the MPLS network
考题
网络技术中的生成树协议STP（spanning tree protocol）主要作用是什么（）A、避免交换网络中存在的环路，防止交换网络风暴B、提高核心交换网络的传输性能C、提高核心广域网络的传输性能D、提高核心广域网的冗余性
考题
Why is it appropriate to use conditional label advertising when deploying MPLS? （）A、to make CEF tables smallerB、to enable label switching on the frame mode interfaceC、to restrict MPLS availability to predefined time periodsD、to restrict label switching to a limited number of networksE、to restrict end users from seeing the routers in the MPLS network
考题
As a network administrator, you are required to deploy MPLS technology. During the deployment, it is recommended to apply conditional label advertising. What is most probably the reason for that?（）A、to enable label switching on the frame mode interfaceB、to restrict MPLS availability to predefined time periodsC、to restrict end users from seeing the routers in the MPLS networkD、to restrict label switching to a limited number of networks
考题
Using more than one label on a single packet is required in what context？（）A、MPLS TEB、MPLS VPNC、When CEF switching and Label switching is doneD、In all the above circumstances
考题
What is the action of "pop" in the context of MPLS switching？（）A、It removes the top label in the MPLS label stack.B、It adds a top label in MPLS label stack.C、It replaces the top label in the MPLS label stack with another value.D、It replaces the top label in the MPLS label stack with a set of labels.E、None of above.
考题
以下对于MPLS描述正确的是（）A、MPLS：Multi-protocol Label Switching多协议标签交换，一种非标准化的路由与交换技术平台B、P/PE://P（Provider）为MPLS网络内部节点，PE（Provider Edge）为MPLS网络边缘C、PE-P的操作为Egress，为客户端信号加上MPLS标签D、P-P的操作为Ingress，对MPLS标签进行交换
考题
MPLS的连接称为LSP（Label Switch Path标签交换通道），要建立一个LSP必须借助于信令协议，以下哪个协议可用于建立LSP？（）A、IPCPB、LCPC、LDPD、NO.7
考题
1850 TSS-320其主要功能是支持（）技术A、PBT(Provider Backbone Transport)B、T-MPLS(Transport Multi-Protocol Label Switcing)C、Q-in-QD、两种技术都支持
考题
MPLS英文缩写（）。A、Multi ProtocolLabel SwitchingB、Multi PathLabel SwitchingC、Multi plexLabel SwitchingD、Multiprovision Label Switching
考题
Which two of these are characteristics of MPLS VPNs？ （）A、 Layer 3 MPLS VPNs can forward only IP packetsB、 Layer 2 MPLS VPNs can forward any network protocolC、 MPL S label paths are automatically formed based on Layer 2 framesD、 Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 framesE、 In Layer 2 MPLS VPNS， the service provider controls the customer Layer 3 policies
考题
Multi Protocol Label Switching （MPLS） is a data-carrying mechanism that belongs to the family of packet-switched networks. For an MPLS label， if the stack bit is set to1， which option is true？（）A、The stack bit will only be used when LDP is the label distribution protocolB、The label is the last entry in the label stack.C、The stack bit is for Cisco implementations exclusively and will only be used when TDP is the label distribution protocol.D、The stack bit is reserved for future use.
考题
单选题MPLS的连接称为LSP（Label Switch Path标签交换通道），要建立一个LSP必须借助于信令协议，以下（）协议可用于建立LSP管理VLAN。A
IPCPB
LCPC
LDPD
NO.7
考题
单选题IETF定义的多协议标签交换技术（MPLS）是一种第三层交换技术，它由不同的设备组成，其中负责为网络流添加／删除标记的设备是（）A
标签分发路由器B
标签边缘路由器C
标签交换路由器D
标签传送路由器
考题
单选题Why is it appropriate to use conditional label advertising when deploying MPLS?（）A
to make CEF tables smallerB
to enable label switching on the frame mode interfaceC
to restrict MPLS availability to predefined time periodsD
to restrict label switching to a limited number of networksE
to restrict end users from seeing the routers in the MPLS network
考题
单选题RFC 3270 describes Differentiated Services （Diff-Serv） over Multi-Protocol Label Switching （MPLS）networks. Which model alters Differentiated Services （Diff-Serv） code points set in different DifferentiatedServices （Diff-Serv） domain？（）A
Uniform modelB
Pipe ModelC
Short PipeD
None of the above will alter Differentiated Services（Diff-Serv）code points set in different DifferentiatedServices（Diff-Serv）domain
考题
单选题What is the action of "pop" in the context of MPLS switching？（）A
It removes the top label in the MPLS label stack.B
It adds a top label in MPLS label stack.C
It replaces the top label in the MPLS label stack with another value.D
It replaces the top label in the MPLS label stack with a set of labels.E
None of above.
考题
单选题Multi Protocol Label Switching （MPLS） is a data-carrying mechanism that belongs to the family of packet-switched networks. For an MPLS label， if the stack bit is set to1， which option is true？（）A
The stack bit will only be used when LDP is the label distribution protocolB
The label is the last entry in the label stack.C
The stack bit is for Cisco implementations exclusively and will only be used when TDP is the label distribution protocol.D
The stack bit is reserved for future use.
考题
多选题IFTF定义的多协议标签交换技术（MPLS）是一种第三层交换技术，用于向IP层提供连接服务，MPLS网络由（）组成。A标签交换路由器B标签边缘路由器C标签分发路由器D标签传送路由器
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