Which Modular QoS CLI （MQC） based output queuing method is designed to support multiple trafficclasses including VoIP traffic， mission-critical traffic， interactive traffic， and default class traffic？（）

A . Create a parser view called "root view." B . Log in to the router as the root user. C . Enable the root view on the router. D . Enable role-based CLI globally on the router using the privileged EXEC mode Cisco IOS command.

A . 1812 B . 1814 C . 1802 D . 1811 E . 1841

A .  In a Frame Relay network， delay sensitive traffic is tagged with the discard eligible （DE） bit. B .  In an MPLS network， the three most significant bits of the DSCP or the IP precedence of the IP packet are copied into the MPLS EXP field C .  In an MPLS network， the MPLS EXP bits are used to identify up to 16 CoS values. D .  The differentiated services code point （DSCP） field consists of the first three bits of the IP precedence field in the header of an IP packet. E .  The 802.10 standard uses a three bitfield referred to as the user priority bits （PRI） to mark packets as belonging to a specific CoS.

A .  The SDM QoS wizard will create two real-time traffic classes to handle VoIP and voice signaling packets. B .  The SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， and video packets. C .  The SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets. D .  The SDM QoS wizard will create two business-critical traffic classes to handle transactional and network management packets. E .  The SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets. F .  The SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packets.

A .  Business-critical traffic includes VoIP and voice signaling packets. B .  SDM can be used to configure a basic QoS policy for incoming traffic on WAN interfaces and IPsec tunnels. C .  SDM can provide QoS for real-time traffic and business-critical traffic. D .  SDM creates a custom-queuing （CQ） or a priority-queuing （PQ） policy. E .  SDM creates a low latency queuing （LLQ） service policy with its associated classes. F .  When allocating bandwidth， values can be entered in either bandwidth percentage or kilobytes per second （kBps）.

A .  In a Frame Relay network， delay sensitive traffic is tagged with the discard eligible （DE） bit. B .  In an MPLS network， the three most significant bits of the DSCP or the IP precedence of the IP packet are copied into the MPLS EXP field. C .  In an MPLS network， the MPLS EXP bits are used to identify up to 16 CoS values. D .  The differentiated services code point （DSCP） field consists of the first three bits of the IP precedence field in the header of an IP packet. E .  The 802.1Q standard uses a three bit field referred to as the user priority bits （PRI） to mark packets as belonging to a specific CoS.

A .  UCS-A# show pinning border-interfaces B .  UCS-B# show service-profile circuit C .  UCS-B（nxos）# show pinning server-interfaces D .  You must statically configure which uplink the blades should use， or you will not have connectivity.

A . the best-effort class will need to have its percentage entered in the QoS Policy Generation screen B . SDM QoS wizard provides real-time validation of application usage of WAN bandwidth C . the SDM wizard is not able to monitor QoS policing traffic D . the SDM QoS wizard is pre-installed on enterprise router

A . Cisco NBAR Discovery B . Cisco AutoQoS C . Cisco Class-Based QoS MIB D . Cisco SDM QoS Wizard E . CDP

A . user EXEC mode B . global configuration mode C . privileged EXEC mode D . auxiliary setup mode

A . the SDM QoS wizard will create two real-time traffic classes to handle VoIP， voice signaling， and video packets B . the SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， video， and video packets C . the SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets D . the SDM QoS wizard will create two business-critical traffic classes to handle transactional and  network management packets E . the SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets F . the SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packet

A .  Implementing DiffServ involves the configuration of RSVP. B .  Implementing IntServ allows QoS to be performed by configuring only the ingress and egress devices. C .  Implementing IntServ involves the utilization of RSVP. D .  Traffic should be classified and marked by the core network devices. E .  Traffic should be classified and marked as close to the edge of the network as possible.

A . one-way latency of 150 ms to 200 ms B . jitter of 30 ms or less C . packet loss of 2 percent or less D . 150bps of overhead bandwidth

A . best-effort delivery B . ingress committed rate （ICR） C . shaping and policing D . egress committed rate （ECR） E . Integrated Services （IntServ） F . differentiated services （DiffServ）

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.

A . Implementing DiffServ involves the configuration of RSVP. B . Implementing IntServ allows QoS to be performed by configuring only the ingress and egress devices. C . Implementing IntServ involves the utilization of RSVP. D . Traffic should be classified and marked by the core network devices. E . Traffic should be classified and marked as close to the edge of the network as possible.

A . RTP B . RTSP C . HTTP D . TCP E . UDP

A .  one-way latency of 150 ms to 200 ms B .  jitter of 30 ms or less C .  packet loss of 2 percent or less D .  150bps of overhead bandwidth

A .  make log B .  log config C .  w3c log config D .  advance dproxy config E .  mklog file

A . VPN traffic needs to be classified based on the Layer2 header information B . VPN traffic needs to be classified based on the IP precedence or DSCP C . VPN traffic needs to be classified based on IP flow or Layer 3 information， such as source and destination IP address D . VPN traffic with Authentication Header （AH） needs to preserve the ToS byte

A . cat /proc/usr/lparchk  B . cat /proc/ppc64/lparcfg  C . /var/adm/tools/res_list  D . /var/adm/tools/lparalloc

A . Business-critical traffic includes VoIP and voice signaling packets. B . SDM can be used to configure a basic QoS policy for incoming traffic on WAN interfaces and IPsec tunnels. C . SDM can provide QoS for real-time traffic and business-critical traffic. D . SDM creates a custom-queuing （CQ） or a priority-queuing （PQ） policy. E . SDM creates a low latency queuing （LLQ） service policy with its associated classes. F . When allocating bandwidth， values can be entered in either bandwidth percentage or kilobytes per second （kBps）.

<img src='https://img2.soutiyun.com/ask/uploadfile/2019-02-04/7b4284f055f0b1993f5b637145ea4b9b.jpg' /> A．A B．B C．C D．D