With the DSCP value fo "101110"， what does the "11" in bits 1 and 2 indicate ？（）A、AF ClassB、Drop ProbabilityC、CS（Class Selector Value ）D、PHB （Per-Hop Behavior ）E、IP PrecedenceF、Queue Depth
With the DSCP value fo "101110"， what does the "11" in bits 1 and 2 indicate ？（）
- A、AF Class
- B、Drop Probability
- C、CS（Class Selector Value ）
- D、PHB （Per-Hop Behavior ）
- E、IP Precedence
- F、Queue Depth
相关考题：
以下对于DSCP描述正确的是()。 A.在网络入口处对分组进行分类，流量控制，设置DSCP值。B.在网络中根据DSCP值，进行队列调度，分组丢弃。C.IP报文TOS字节的前6个bit定义为DSCP值。D.DSCP的定义也向前兼容IP Precedence。
Acustomerindicatestheyrunamission－criticalapplicationwhichmarksitspacketsbest－effort(DSCP=0).Howcanyouguaranteedeliveryofthistraffic?() A.Remarkthetrafficoningressandprioritizeonegress.B.EnableCEFandNetflow.C.ConfiguretheMS-WindowsQoSSchedulertoprioritizethistraffic.D.EnableWRED.
Whichtrafficdescriptorscanberecognizedandcategorizedbyciscoqualityofservice(qos)features?() A.incominginterface.outgoinginterface.ipprecedence.anddifferentiatedservicescode P.oint（DSCP）.B.Incominginterace.ipprecedence.differentiatedservicescodepoint（DSCP），andsourceor d.estinationaddress.C.Outgoinginterface.ipprecedence.differentiatedservicescodepoint（DSCP）.andsourceor d.estinationaddress.D.Incominginterface.outgoinginterface.ipprecedenceanddifferentiatedcodepoint s.ervices（DCPS）E.Incominginterface.ipprecedence.andsourceordestinationaddress.F.Outgoinginterface.ipprecedence.andsourceordestinationaddress.
Which two IntServ functions are required on a router？（）A、admission controlB、DSCP classificationC、monitoringD、markingE、scheduling
Which two statements correctly describe a Cisco WLC configuration of Wireless QoS Profiles Wired_QoS_Profiles for an implementation of DSCP or CoS deployment?（）A、It must always be set on all QoS profile types because this sets the type of markings as either CoS or DSCP.B、It is optional if the Cisco WLC attached switch operates on a trust DSCP model.C、It must be set if the Cisco WLC attached switch operates on a trust CoS model.D、It sets the EDCF queue used for the radio-transmitted frames.
Which one of these class maps was configured to match traffic for CS5?（）A、CIS 1# show class-map forward Class map match-all forward ( id 3) Match ip dscp 18B、CIS1#show access-map block Class map match-all block (id 4) Match ip dscp 43C、CIS1# show class-map real-time Class map match-all block (id 5) Match ip dscp 16D、CIS 1# show class-map pass Class map match-all real-time (id 2) Match ip dscp 40
PTN网络中QOS优先级映射关系中：在上行方向，若基站过来的报文不带VLAN，则根据基站打上的（）映射到LSP、PW（）中。A、TOS；DSCPB、DSCP；EXPC、802.1P；EXPD、802.1P；DSCP
以下关于DSCP和IP Precedence的比较的说法正确的是（）。A、DSCP可以兼容IP PrecedenceB、因为DSCP扩展了用于流分类的比特位，所以不能简单的映射到IP Precedence里面去C、DSCP包括6比特而IP Precedence包括3比特D、因为仅仅可以使用RFC定义的DSCP，DSCP在使用上比IP Precedence更受限制
以下关于WFQ的说法正确的是（）。A、相同组内只能根据不同DSCP优先级分配不同队列B、相同组内只能根据不同IP优先级分配不同队列C、相同组内只能根据不同IP优先级或DSCP优先级分配不同队列D、可以使用WRED进行拥塞避免的控制E、配置WFQ功能需在系统视图下配置如下命令；QoS wfq dscp queue-length 64 queue-number 64
QOS Configuration配置中不包括？（）A、PBR ParameterB、DSCP-QCI MappingC、QoS Global ConfigurationD、UE Timer
You are working with CIS .com. who has identified the following IP applications on their network: IP voice and voice signaling, streaming video, PeopleSoft, Microsoft SQL, e-mail, and Internet traffic. If the voice traffic was classified as EF and AF31, the e-mail was classified as AF11, and the Internet traffic was classified as DSCP 0, how would the transactional traffic represented as PeopleSoft and Microsoft SQL be classified?（）A、DSCP AF21B、DSCP CS4C、DSCP AF33D、DSCP AF13
What is one of the reasons that custom QoS ACLs are recommended over automatic QoS when configuring ports on a Catalyst 6500 for use with IP phones？（）A、 79xx IP phones do not automatically mark voice packets with non-zero DSCP values.B、 79xx IP phones do not mark protocol packets such as DHCP， DNS， or TFTP with non-zero DSCP values.C、 79xx IP phones do not mark voice packets with optimal DSCP values.D、 79xx IP phones use a custom protocol to communicate CDP information to the switch.
单选题What is the typical marked DSCP value for a voice signaling packet in VoIP technology？（）ABEBAF41CAF21DEFEAF31
单选题What is one of the reasons that custom QoS ACLs are recommended over automatic QoS when configuring ports on a Catalyst 6500 for use with IP phones？（）A 79xx IP phones do not automatically mark voice packets with non-zero DSCP values.B 79xx IP phones do not mark protocol packets such as DHCP， DNS， or TFTP with non-zero DSCP values.C 79xx IP phones do not mark voice packets with optimal DSCP values.D 79xx IP phones use a custom protocol to communicate CDP information to the switch.
多选题以下关于DSCP和IP Precedence的比较的说法正确的是（）。ADSCP可以兼容IP PrecedenceB因为DSCP扩展了用于流分类的比特位，所以不能简单的映射到IP Precedence里面去CDSCP包括6比特而IP Precedence包括3比特D因为仅仅可以使用RFC定义的DSCP，DSCP在使用上比IP Precedence更受限制
多选题以下关于Qos中的DSCP说法正确的是（）A用TOS字段的前6个比特（高6比特）来表示不同的业务类型，称为DSCPB可以使用DSCP将流量分成32类C每个DSCP值对应一个BA（Behavior AggregatE.，然后可以对每一个BA指定一种PHBD可以使用某些Qos机制；来实现这个PHB
多选题Which four of these statements are restrictions for Frame Relay PVC bundles with QoS support for IP and MPLS？ （）AA PVC bundle will not come up unless all the precedence， DSCP， and EXP levels are configured in thebundle.BA PVC bundle can perform precedence and DSCP matching at the same timeCA PVC bundle may contain no more than sixteen PVCsDA PVC can be in only one PVC bundleEA PVC bundle cannot perform precedence and DSCP matching at the same time.FA PVC bundle may contain no more than eight PVCs.
单选题You are the network administrator of an enterprise with a main site and multiple remote sites. Your networkcarries both VOIP and data traffic. You agree with your service provider to classify VOIP and data trafficaccording to the different service RFCs. How can your data and VOIP traffic be marked？（）Adata marked with DSCP AF21，VOIP marked with DSCP EFBdata marked with DSCP AF51，VOIP marked with DSCP EFCdata marked with the DE-bit. VOIP marked with the CLP-bitDdata marked with DSCP EF，VOIP marked with DSCP AF31Edata marked with IP precedence 5，VOIP marked with DSCP EF
多选题LTE业务到PTN的QoS映射分为两步，分别是（）APTN根据基站上报的DSCP进行速率QoS映射BPTN设备根据IP报文的IP DSCP和VLAN PRI映射到MPLS TCC基站根据QCI映射到IP报文的IP DSCP和VLAN PRID基站根据UE发起的期望速率上报DSCP
单选题You are the network administrator of an enterprise with a main site and multiple remote sites. Your network carries both VOIP and data traffic. You agree with your service provider to classify VOIP and data traffic according to the different service RFCs. How can your data and VOIP traffic be marked？（）Adata marked with DSCP AF21，VOIP marked with DSCP EFBdata marked with DSCP AF51，VOIP marked with DSCP EFCdata marked with the DE-bit，VOIP marked with the CLP-bitDdata marked with DSCP EF，VOIP marked with DSCP AF31Edata marked with IP precedence 5 VOIP marked with DSCP EF
多选题Which two statements correctly describe a Cisco WLC configuration of Wireless QoS Profiles Wired_QoS_Profiles for an implementation of DSCP or CoS deployment?（）AIt must always be set on all QoS profile types because this sets the type of markings as either CoS or DSCP.BIt is optional if the Cisco WLC attached switch operates on a trust DSCP model.CIt must be set if the Cisco WLC attached switch operates on a trust CoS model.DIt sets the EDCF queue used for the radio-transmitted frames.
填空题区分服务体系结构中，（）对每个分组进行分类、标记DSCP，用DSCP来携带IP分组对服务的需求信息。（）根据分组头上的DSCP按照不同的优先级对IP分组进行转发。