To ensure voice packets are kept within the Committed Information Rate （CIR） of a Frame Relaylink， what should be used in the CPE？（）A、 prioritizationB、 classificationC、 fragmentationD、 traffic shaping
To ensure voice packets are kept within the Committed Information Rate （CIR） of a Frame Relaylink， what should be used in the CPE？（）
- A、 prioritization
- B、 classification
- C、 fragmentation
- D、 traffic shaping
相关考题：
What is the purpose of unicast reverse path forwarding?() A. to validate packet receipt on interfaces where the traffic should be receivedB. to forward packets out the interfaces where the traffic should be receivedC. to forward packets out the interfaces where the traffic should be sentD. to validate packet receipt on interfaces where the traffic should be sent
EIGRP has been configured to opera te over Frame Relay multipoint connections. What should the bandwidth command be set to?() A. the CIR rate of the lowest speed connection multiplied by the number of circuitsB. the CIR rate of the lowest speed connectionC. the CIR rate of the highest s peed connectionD. the sum of all the CIRs divided by the number of connections
EIGRP has been configured to operate over Frame Relay multipoint connections. What should the bandwidth command be set to?() A. the CIR rate of the lowest speed connection multiplied by the num ber of circuitsB. the CIR rate of the lowest speed connectionC. the CIR rate of the highest speed connectionD. the sum of all the CIRs divided by the number of connections
To ensure voice packets are kept within the Committed Information Rate (CIR) of a Frame Relay link, what should be used in the CPE?() A. prioritizationB. classificationC. fragmentationD. traffic shaping
ToensurevoicepacketsarekeptwithintheCommittedInformationRate(CIR)ofaFrameRelaylink,whatshouldbeusedintheCPE?() A.prioritizationB.classificationC.fragmentationD.trafficshaping
Which three statements are true about the data traffic characteristics of voice traffic？ （）A、latency must be kept below 150 msB、latency is not a concern as long as jitter is kept below 30 msC、voice packets do not require a specific type of queuingD、voice packets are rather smallE、voice packets require TCP for rapid retransmission of dropped packetsF、voice packets require a fairly constant bandwidth reserved for voice control traffic as well as forthe voice payload
Which two statements are true about traffic shaping and traffic policing？（）A、both traffic shaping and traffic policing cause retransmissions of connection-oriented protocols such as TCPB、both traffic shaping and traffic policing support the marking and re-marking of trafficC、the effects of traffic shaping and traffic policing when configured on a router are applied to outgoing trafficD、traffic shaping queues excess traffic whereas traffic policing discards excess trafficE、traffic shaping allows the traffic to exceed the bit rate whereas traffic policing prevents the traffic from exceeding the bit rate
Which two statements describe traffic policing？（）A、Traffic bursts are smoothed out by queuing the excess traffic to produce a steadier flow of dataB、Excess traffic is buffered so that the traffic remains within the desired rate.C、Packets that conform to traffic policies are not delayed.D、Packet marking is available and allows excess packets to be re-marked with a lower priorit
What occurs on a Frame Relay network when the CIR is exceeded?（）A、All TCP traffic is marked discard eligibleB、All UDP traffic is marked discard eligible and a BECN is sentC、All TCP traffic is marked discard eligible and a BECN is sentD、All traffic exceeding the CIR is marked discard eligible
EIGRP has been configured to operate over Frame Relay multipoint connections. What should the bandwidth command be set to?（）A、the CIR rate of the lowest speed connection multiplied by the num ber of circuitsB、the CIR rate of the lowest speed connectionC、the CIR rate of the highest speed connectionD、the sum of all the CIRs divided by the number of connections
Which two characteristics are common between traffic policing and traffic shaping？（）A、 The rate of traffic is measured and compared to a configured policy.B、 Classification is used to differentiate traffic.C、 Traffic is marked and sent out according to priority.D、 Both can be applied to inbound and outbound traffic.E、 Both buffer traffic to ensure a predetermined traffic rate.F、 Both drop traffic that is above a predetermined traffic rate.
EIGRP has been configured to opera te over Frame Relay multipoint connections. What should the bandwidth command be set to?（）A、the CIR rate of the lowest speed connection multiplied by the number of circuitsB、the CIR rate of the lowest speed connectionC、the CIR rate of the highest s peed connectionD、the sum of all the CIRs divided by the number of connections
What is the best way to ensure that IKE/ISAKMP packets are not dropped when QoS is enabled on the uplink interface of the Teleworker router?（）A、QoS and IPSec should never be used together. B、IKE/ISAKMP packets are DiffSERV codepoint CS6, so the traffic is never dropped.C、Source IKE/ISAKMP packets off the loop-back address. D、Classify IKE/ISAKMP packets so they are appropriately prioritized.
An Enterprise decides to implement Authentication Proxy for per-user authentication for home offices. Each home office also supports an IP Phone. What should you do?（）A、Configure Access Control Lists to ensure Voice over IP traffic is checked by Auth Proxy.B、Configure pNAT to ensure Voice over IP packets are properly translated.C、Configure IOS firewall to permit RTP port numbers through the firewall via VPN. D、Configure Access Control Lists to allow Voice over IP traffic to bypass Auth Proxy checking.
To ensure voice packets are kept within the Committed Information Rate (CIR) of a Frame Relay link, what should be used in the CPE?（）A、prioritizationB、classificationC、fragmentationD、traffic shaping
For the following items，what is the mathematical relationship between the committed information rate （CIR）， committed burst （Bc）， and committed rate measurement interval （Tc）？（）A、CIR=TC/BcB、CIR=Be/TcC、Tc=CIR/BcD、Tc=Bc/CIR
Which Cisco IOS traffic-shaping mechanism statement is true？ （）A、class-based policing is configured using the Modular QoS command-line （MQC）B、only the Frame Relay traffic-shaping （FRTS） mechanism can interact with a Frame Relay network， adapting to indications of Layer2 congestion in the WAN linksC、Distributed Traffic Shaping （DTS） is configured with the police command under the policy map configurationD、both Frame Relay traffic shaping （FRTS） and virtual IP （VIP）-based Distributed Traffic Shaping （DTS） have the ability to mark traffic
Interface congestion is causing drops in voice packets and TCP packets. The drops result in jerky speech quality and slower FTP traffic flows. Which two technologies would proactively address the TCP transfer rate and the voice problems？（）A、CBWFQB、LLQC、traffic shapingD、WRED
Which of the following features would BEST be used to optimize real-time voice and video chat?（）(Select TWO)A、Load balancingB、Caching enginesC、QosD、Fault tolerance systemsE、Traffic shaping
What is the purpose of unicast reverse path forwarding?（）A、to validate packet receipt on interfaces where the traffic should be receivedB、to forward packets out the interfaces where the traffic should be receivedC、to forward packets out the interfaces where the traffic should be sentD、to validate packet receipt on interfaces where the traffic should be sent
多选题Which two statements are true about traffic shaping and traffic policing？（）Aboth traffic shaping and traffic policing cause retransmissions of connection-oriented protocols such as TCPBboth traffic shaping and traffic policing support the marking and re-marking of trafficCthe effects of traffic shaping and traffic policing when configured on a router are applied to outgoing trafficDtraffic shaping queues excess traffic whereas traffic policing discards excess trafficEtraffic shaping allows the traffic to exceed the bit rate whereas traffic policing prevents the traffic from exceeding the bit rate
多选题Interface congestion is causing drops in voice packets and TCP packets. The drops result in jerky speech quality and slower FTP traffic flows. Which two technologies would proactively address the TCP transfer rate and the voice problems？（）ACBWFQBLLQCtraffic shapingDWRED
单选题To ensure voice packets are kept within the Committed Information Rate (CIR) of a Frame Relay link, what should be used in the CPE?（）AprioritizationBclassificationCfragmentationDtraffic shaping
单选题To ensure voice packets are kept within the Committed Information Rate （CIR） of a Frame Relaylink， what should be used in the CPE？（）A prioritizationB classificationC fragmentationD traffic shaping
多选题Which three statements are true about the data traffic characteristics of voice traffic？ （）Alatency must be kept below 150 msBlatency is not a concern as long as jitter is kept below 30 msCvoice packets do not require a specific type of queuingDvoice packets are rather smallEvoice packets require TCP for rapid retransmission of dropped packetsFvoice packets require a fairly constant bandwidth reserved for voice control traffic as well as forthe voice payload
多选题Which two characteristics are common between traffic policing and traffic shaping？（）AThe rate of traffic is measured and compared to a configured policy.BClassification is used to differentiate traffic.CTraffic is marked and sent out according to priority.DBoth can be applied to inbound and outbound traffic.EBoth buffer traffic to ensure a predetermined traffic rate.FBoth drop traffic that is above a predetermined traffic rate.
单选题For the following items，what is the mathematical relationship between the committed information rate （CIR）， committed burst （Bc）， and committed rate measurement interval （Tc）？（）ACIR=TC/BcBCIR=Be/TcCTc=CIR/BcDTc=Bc/CIR