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DiffServ 服务模型常用的QoS技术包括（）
- A、 报文分类与标识
- B、 流量监管
- C、 拥塞管理与队列调度
- D、 拥塞避免
- E、 流量整形
参考答案
更多 “DiffServ 服务模型常用的QoS技术包括（） A、 报文分类与标识B、 流量监管C、 拥塞管理与队列调度D、 拥塞避免E、 流量整形” 相关考题
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目前宽带城域网保证服务质量(QoS)要求的技术主要包括：资源预留(RSVP)、区分服务(DiffServ)与( )oA) ATMB) Ad HocC)帧中继D)多协议标记交换( MPLS)
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●下列对集成服务( IntServ)模型和区分服务(DiffServ)模型描述正确的是(24) 。(24)A．IP的Qos技术主要是集成服务模型和区分服务模型B．集成服务模型和区分服务模型无法进行结合C．集成服务扩展性好，可以应用在不同规模的网络中；区分服务扩展性差，不能应用在大型网络中D．集成服务模型可以针对单个业务（比如一路电话）进行Qos保证；区分服务模型不针对单个业务，而是针对一类业务进行Qos保证
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中国电信在部署MPLSVPN,采用的QOS业务模型为()。
A.DiffServB.IntServC.DiffServ和IntServ并重D.IntServ为主，同时也使用DiffServ
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QoS中通常有以下哪些服务模型（）。A、Best EffortB、FIFO（First Input First Output）C、DiffServ（Differentiated Service）D、IntServ（Integrated Service）
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中国电信在部署MPLSVPN，采用的QOS业务模型为（）。A、DiffServB、IntServC、DiffServ和IntServ并重D、IntServ为主，同时也使用DiffServ
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以下哪些不属于QoS中的服务模型（）A、Best EffortB、FIFO（First Input First Output）C、DiffServ（Differentiated ServicE）D、IntServ（Integrated ServicE）
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Which two statements about the DiffServ QoS model are true？（）A、DiffServ requires RSVP to set up a path through the network to accommodate the requested QoS.B、Network traffic is identified by class， and the level of service is chosen for each class.C、The DiffServ model relies on a fairly simple mechanism to provide QoS over a wide range of equipment.D、RSVP enables the DiffServ model to provide end-to-end QoS.E、The DiffServ model is more scalable than the IntServ model.F、The flow-based approach of the DiffServ model is ideal for large scalable implementations such as the public Internet.
考题
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
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 two statements about the DiffServ QoS model are true？（）ADiffServ requires RSVP to set up a path through the network to accommodate the requested QoS.BNetwork traffic is identified by class， and the level of service is chosen for each class.CThe DiffServ model relies on a fairly simple mechanism to provide QoS over a wide range of equipment.DRSVP enables the DiffServ model to provide end-to-end QoS.EThe DiffServ model is more scalable than the IntServ model.FThe flow-based approach of the DiffServ model is ideal for large scalable implementations such as the public Internet.
考题
问答题简述Diffserv服务模型。
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