多选题Which two of these are characteristics of multicast routing？ （）Amulticast routing uses RPFBmulticast routing is connectionless.CIn multicast routing， the source of a packet is known.DWhen network topologies change， multicast distribution trees are not rebuilt， but use the originalpathEMulticast routing is much like unicast routing， with the only difference being that it has a a groupof receivers rather than just one destination
多选题
Which two of these are characteristics of multicast routing？ （）
A
multicast routing uses RPF
B
multicast routing is connectionless.
C
In multicast routing， the source of a packet is known.
D
When network topologies change， multicast distribution trees are not rebuilt， but use the originalpath
E
Multicast routing is much like unicast routing， with the only difference being that it has a a groupof receivers rather than just one destination
参考解析
解析：
暂无解析
相关考题：
In JUNOS software, which two are methods of restricting multicast traffic beyond your domain? () A. MSDPB. Routing policyC. Administrative scopingD. Bootstrap export policy
Which two are characteristics of the IS －IS protocol but not OSPF?() A. forms adjacencies with all neighborsB. supports demand circuit routingC. provides routing support for multiple network layer protocolsD. utilizes SPF algorithmE. provides for network scalability by allowing the network to be separated into areasF. three layers of hierarchical routing
Which two are NOT characteristics of the OSPF routing protocol?() A. It confines network instability to a single area of network.B. It increases the routing overhead of the networkC. It supports VLSMD. It routes between Autonomous Systems.E. It allows extensive control of routing updates
Which two traffic classes in a converged network require a OoS model other than the standard FIFO？（）A、World Wide Web traffic using load balanced web serversB、voiceC、peer to peer applications mission critical applicationsD、peer to peer applicationsE、multicast routing protocols
Which two statements are characteristics of a distance vector routing protocol?（）A、RIP is an example of distance vector routing protocolsB、Updates are periodic and include the entire routing tableC、Routing updates are sent only after topology changesD、The protocol can be useful in hub-and-spoke and hierarchical networksE、Convergence is usually faster than with link state protocolsF、Each router has its own view of the topology
Apart from interdomain multicast routing， what else is MSDP used for？（）A、Source Specific Multicast and IGMPv2B、Announcing multicast sources to BGP speakersC、Anycast RPD、Intradomain multicast routing
For which two functions is the Routing Engine responsible？（）A、packet forwardingB、queuing functionsC、routing protocol controlD、JUNOS software operation
Which of the following characteristics are common to both RIPv2 and RIPng？（Choose all thatapply.）（）A、Link-local address used for next-hop addressesB、Interface can be added to RIP routing process in either interface configuration mode or in routerconfiguration modeC、Uses a multicast to send routing updatesD、Use hop count as a metricE、Distance-vector routing protocolF、Maximum hop count is 15 with 16 being "unreachable"
Which two are characteristics of an IPv6 multicast address？（）A、First （most significant ） octet is FF in hexB、Starts with a prefix of FE80 to FEBF in hexC、Starts with a prefix of FECO to FEFF in hexD、Second octet contains a 4-bit multicast scope fieldE、Last 64 bit contains the modified MAC address of the Ethernet interfaceF、Is allocated from the unicast address space
Which two statements are characteristics of a distance vector routing protocol?（）A、RIP is an example of distance vector routing protocols.B、Updates are periodic and include the entire routing table.C、Routing updates are sent only after topology changesD、The protocol can be useful in hub-and-spoke and hierarchical networks.E、Convergence is usually faster than with link state protocolsF、Each router has its own view of the topology
Which two are characteristics of the IS -IS protocol but not OSPF?（）A、forms adjacencies with all neighborsB、supports demand circuit routingC、provides routing support for multiple network layer protocolsD、utilizes SPF algorithmE、provides for network scalability by allowing the network to be separated into areasF、three layers of hierarchical routing
Which of the following are shared distribution tree characteristics？ （Choose all that apply.）（）A、Memory requirements are higher for shared distribution tree than for source distribution treeB、Creates a tree from a central RP to all last-hop routersC、Uses a rendezvous pointD、An optimal path is created between each source router and each last-hop routerE、Place （S，G） entry in each router’s multicast routing tableF、Place （*，G） entry in a router’s multicast routing to table
Which two are NOT characteristics of the OSPF routing protocol?（）A、It confines network instability to a single area of network.B、It increases the routing overhead of the networkC、It supports VLSMD、It routes between Autonomous Systems.E、It allows extensive control of routing updates
Which two of these are characteristics of multicast routing？ （）A、 multicast routing uses RPFB、 multicast routing is connectionless.C、 In multicast routing， the source of a packet is known.D、 When network topologies change， multicast distribution trees are not rebuilt， but use the originalpathE、 Multicast routing is much like unicast routing， with the only difference being that it has a a groupof receivers rather than just one destination
Which two characteristics are true of IVRs? （）A、They are known as fabric routing.B、They cannot span multiple switches.C、Their connectivity is supported by Layer 2.D、They enable devices in different VSAN fabrics to communicate.E、They require that multiple switch fabrics be merged before they can function.
In JUNOS software, which two are methods of restricting multicast traffic beyond your domain? （）A、MSDPB、Routing policyC、Administrative scopingD、Bootstrap export policy
多选题Which two of these multicast deployments are most susceptible to attacks from unknown sources？（）AASMBBiDir PIMCPIM-SM RPDRP-SwitchoverESource Specific Multicast
多选题Which two characteristics are true of IVRs? （）AThey are known as fabric routing.BThey cannot span multiple switches.CTheir connectivity is supported by Layer 2.DThey enable devices in different VSAN fabrics to communicate.EThey require that multiple switch fabrics be merged before they can function.
多选题Which two are characteristics of the IS -IS protocol but not OSPF?（）Aforms adjacencies with all neighborsBsupports demand circuit routingCprovides routing support for multiple network layer protocolsDutilizes SPF algorithmEprovides for network scalability by allowing the network to be separated into areasFthree layers of hierarchical routing
多选题Which two statements are characteristics of a distance vector routing protocol?（）ARIP is an example of distance vector routing protocolsBUpdates are periodic and include the entire routing tableCRouting updates are sent only after topology changesDThe protocol can be useful in hub-and-spoke and hierarchical networksEConvergence is usually faster than with link state protocolsFEach router has its own view of the topology
多选题Which of the following characteristics are common to both RIPv2 and RIPng？（Choose all thatapply.）（）ALink-local address used for next-hop addressesBInterface can be added to RIP routing process in either interface configuration mode or in routerconfiguration modeCUses a multicast to send routing updatesDUse hop count as a metricEDistance-vector routing protocolFMaximum hop count is 15 with 16 being unreachable
多选题Which two statements are characteristics of a distance vector routing protocol?（）ARIP is an example of distance vector routing protocols.BUpdates are periodic and include the entire routing table.CRouting updates are sent only after topology changesDThe protocol can be useful in hub-and-spoke and hierarchical networks.EConvergence is usually faster than with link state protocolsFEach router has its own view of the topology
多选题Which two of the following are valid characteristics of EIGRP?（）AHas a maximum hop count of 25BCan differentiate between internal and external routesCUses a 32-bit metricDCan maintain only one routing tableENeed all networks to use the same subnet maskFSupports only one routed protocol
多选题Which two are NOT characteristics of the OSPF routing protocol?（）AIt confines network instability to a single area of network.BIt increases the routing overhead of the networkCIt supports VLSMDIt routes between Autonomous Systems.EIt allows extensive control of routing updates
多选题Which characteristics are representative of a link-state routing protocol?（）Aprovides common view of entire topologyBexchanges routing tables with neighborsCcalculates shortest pathDutilizes event-triggered updatesEutilizes frequent periodic updates
多选题The Cisco SDM can configure most， but not all， routing protocols. Which two of these routing protocols can be configured using SDM？ （Choose two.）（）ABGPBIGRPCISISDOSPFEEIGRP
单选题Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?（）Ainet.0Binet.1Cinet.2Dinet.3