多选题What are two purposes of the RSVP signaling protocol when configuring MPLS Label-Switched Paths (LSPs)? （）(Choose two.)Ato perform a label push operationBto track the status of signaled LSPsCto perform longest-match route lookupsDto reserve resources,

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多选题

What are two purposes of the RSVP signaling protocol when configuring MPLS Label-Switched Paths (LSPs)? （）(Choose two.)

to perform a label push operation

to track the status of signaled LSPs

to perform longest-match route lookups

to reserve resources, such as labels and path information

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第1题

What are the three models of quality of service （QoS） in a network？（）A、 Resource Reservation Protocol （RSVP）B、 first-in， first-out （FIFO）C、 best-effortD、 CBWFQE、 IntServF、 DiffServ

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第2题

Cisco IOS XR has implemented a nonstop routing feature so that when RP failover occurs， the routinginformation can be recovered locally. Which protocol does not support the NSR feature？（）A、OSPFB、LDPC、BGPD、IS-ISE、RSVP

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第3题

What two situations could require the use of multiple routing protocols? （）A、when all equipment is manufactured by CiscoB、when there are multiple paths to destination networksC、because having multiple routing protocols confuses hackersD、when migrating from an older Interior Gateway Protocol (IGP) to a new IGPE、when using UNIX host - based routersF、when smaller broadcast domains are desired

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第4题

Which two statements are true about RSVP and the InServ QoS model？（）A、a drawback of implementing RSVP is the requirement to migrate to a supporting routing protocolB、RSVP uses DSCP to signal QoS requirements to routers C、RSVP is a routing protocolD、RSVP is an IP protocol that uses IP protocol ID 46， and TCP/UDP ports 3455E、RSVP specifically provides a level of service for rate-sensitive and delay-sensitive trafficF、the flow-based approach of RSVP is ideal for large， scalable implementations such as the public internet

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第5题

The SCTP layer in the C7 signalling protocol stack is responsible for which of the following:（）A、Establishing a signaling channel between two signaling entities in an ATM networkB、Provide reliable connection for signaling between two IP signaling nodesC、Provide routing for IP signaling messages in an IP signaling network

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第6题

For what two purposes does the Ethernet protocol use physical addresses？（）A、to uniquely identify devices at Layer 2B、to allow communication with devices on a different networkC、to differentiate a Layer 2 frame from a Layer 3 packetD、to establish a priority system to determine which device gets to transmit firstE、to allow communication between different devices on the same networkF、to allow detection of a remote device when its physical address is unknown

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第7题

Which two statements correctly identify factors to consider when Configuring WAN QoS？（）A、Voice Traffic uses Assured ForwardingB、Voice Signaling traffic uses Assured ForwardingC、Voice Signaling traffic uses priority queuingD、Voice Traffic uses priority queuingE、Voice signaling traffic should use priority queuing with Assured Forwarding

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What are two purposes of the RSVP signaling protocol when co

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