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ZXDSL 831CII支持IP QoS,如果要对它的QoS规则进行配置,必须先启用PVC的QoS功能功能。
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更多 “ZXDSL 831CII支持IP QoS,如果要对它的QoS规则进行配置,必须先启用PVC的QoS功能功能。” 相关考题
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MPLS技术通过为数据流定义不同的颗粒度(granularity),借助于支持QoS的协议,根据业务流QoS要求的不同分配不同的标记,可以实现QoS支持。()
此题为判断题(对，错)。
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以下关于QOS的设计方法正确的是()。
A.在规划QOS时，可以不考虑VOIP业务，因为它占用的带宽资源少B.QOS功能可以实现对流量的限速C.交换机的QOS采用硬件队列实现D.QOS仅在接入层部署
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下列配置命令中,能够配置CAR规则1,使得优先级为1、3、5的报文均可以匹配该规则的是()。
A. [Quidway]qos carl 1 precedence 1 3 5B. [Quidway]qos carl 1 precedence 42C. [Quidway]qos carl 1 mac 1 3 5D. [Quidway]qos carl 1 rate-limit 1 3 5 E. [Quidway]qos carl 1 rate-limit 42
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Choose the true statement regarding QoS pre-classify.（）A、QoS pre-classify permits making QoS decisions based on elements from the unencrypted IP packet.B、QoS pre-classify is required when encrypting voice.C、QoS pre-classify is an advantage to Service Providers transporting encrypted packets.D、QoS pre-classify is not designed for IPSec/GRE configurations.
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Which three statements are true about the application of QoS models？ （）A、 The DiffServ model requires applications to signal the network with QoS requirements.B、 The DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses.C、 The DiffServ model requires RSVP.D、 The best effort model is suitable for applications such as file transfer and e-mailE、 The IntServ model requires applications to signal the network with QoS requirements.F、 The IntServ model attempts to deliver a level of service based on the QoS specified by each packet
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Which of the characteristics below is associated with the （QoS） Integrated Services Model？（）A、QoS classified at layer 3 using IP precedence or DSCPB、Guaranteed rate serviceC、Implemented using FIFO queuesD、All traffic has an equal chance of being dropped
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Which three characteristics of the traffic flow are taken into consideration when the QoS-for-VPNs feature （QoS pre-classify） provides packet classification and applies appropriate QoS service on tunnel interfaces？（）A、IP precedence bitsB、DSCP bitsC、original port numbersD、DE bitsE、source IP addressF、destination IP address
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以下关于QOS 的设计方法正确的是（）A、 在规划QOS 时，可以不考虑VOIP 业务，因为它占用的带宽资源少B、 QOS 功能可以实现对流量的限速C、 交换机的QOS 采用硬件队列实现D、 QOS 仅在接入层部署
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关于ZXCTN 9008（V2[1].08.32版本）设备，说法不正确的是（）A、支持在同一个物理端口的不同的虚接口上，可同时开启IP/MPLS和MPLS-TP功能。B、支持在IP/MPLS建立的隧道（包括静态TE隧道）上开启MPLS-TPOAM的LM与DM功能。C、仅支持静态配置PW，不支持动态配置PWD、支持H-QOS（层次化的QOS）
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What is true about Quality of Service （QoS） for VPNs？（）A、QoS preclassification is only supported on generic routing encapsulation （GRE） and IPsec VPNsB、QoS preclassification is not required in Layer 2 Tunneling Protocol （L2TP）， Layer2 Forwarding （L2F）， and Point-to-Point Tunneling Protocol （PPTP） VPNsC、QoS preclassification is supported on IPsec AH VPNs， but not on IPsec ESP VPNsD、the QoS-for-VPNs feature （QoS preclassification） is designed for VPN transport interfacesE、with IPsec tunnel mode， the type of service （ToS） byte value is copied automatically from the original IP header to the tunnel header
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Which three components are part of the Intelligent Network Services provided by the Cisco AVVID framework? （）A、IP telephonyB、securityC、IP multicastingD、QoS
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Which three statements are true about the appliance of QoS models？（）A、the DiffServ model requires applications to signal the network with QoS requirementsB、the DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addressesC、the DiffServ model requires RSVPD、the best effort model is suitable for applications such as file transfer and e-mailE、the IntServ model requires applications to signal the network with QoS requirementsF、the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
考题
Which three components are part of the Intelligent Network Services provided by the Cisco AVVIDframework？ （）A、 IP telephonyB、 securityC、 IP multicastingD、 QoS
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单选题下列配置命令中，能够配置CAR规则1，使得优先级为1、3、5的报文均可以匹配该规则的是（）。A
[Quidway]qos carl 1 precedence 1 3 5B
[Quidway]qos carl 1 precedence 42C
[Quidway]qos carl 1 mac 1 3 5D
[Quidway]qos carl 1 rate-limit 1 3 5 E. [Quidway]qos carl 1 rate-limit 42
考题
单选题下面对DiffServ模型的描述，不正确的是（）A
可以通过设置IP报文头部的QoS参数信息，来告知网络节点它的QoS需求B
报文传播路径上的各个设备，都可以通过IP报文头的分析来获知报文的服务需求类别C
在实施DiffServ时，下游路由器必须要对报文进行分类D
DiffServ是一种基于报文流的QoS解决方案
考题
多选题Which three statements are true about the appliance of QoS models？（）Athe DiffServ model requires applications to signal the network with QoS requirementsBthe DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addressesCthe DiffServ model requires RSVPDthe best effort model is suitable for applications such as file transfer and e-mailEthe IntServ model requires applications to signal the network with QoS requirementsFthe IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
考题
多选题Which three characteristics of the traffic flow are taken into consideration when the QoS-for-VPNs feature （QoS pre-classify） provides packet classification and applies appropriate QoS service on tunnel interfaces？（）AIP precedence bitsBDSCP bitsCoriginal port numbersDDE bitsEsource IP addressFdestination IP address
考题
问答题What field in IP packet is used for classification by QOS？
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