A.latency must be kept below 150 ms
B.latency is not a concern as long as jitter is kept below 30 ms
C.voice packets do not require a specific type of queuing
D.voice packets are rather small
E.voice packets require TCP for rapid retransmission of dropped packets
F.voice packets require a fairly constant bandwidth reserved for voice control traffic as well as forthe voice payload
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A.header compression
B.payload compression
C.low latency queuing （LLQ）
D.weighted random early detection （WRED）
E.traffic policing
F.traffic shaping
A.a drawback of implementing RSVP is the requirement to migrate to a supporting routing protocol
B.RSVP uses DSCP to signal QoS requirements to routers
C.RSVP is a routing protocol
D.RSVP is an IP protocol that uses IP protocol ID 46， and TCP/UDP ports 3455
E.RSVP specifically provides a level of service for rate-sensitive and delay-sensitive traffic
F.the flow-based approach of RSVP is ideal for large， scalable implementations such as the public internet
Refer to the exhibit. What variation of the 802.1x Extensible Authentication Protocol （EAP）
uses this authentication process？（）
A.LEAP
B.EAP-FAST
C.PEAP
D.EAP-TLS
Refer&ensp；to&ensp；the&ensp；exhibit.&ensp；What&ensp；variation&ensp；of&ensp；the&ensp；802.1x&ensp；Extensible&ensp；Authentication&ensp；Protocol&ensp；（EAP）&ensp；
uses&ensp；this&ensp；authentication&ensp；process？（）
A.LEAP
B.EAP-FAST
C.PEAP
D.EAP-TLS
A.WMM using DCF
B.WMM using EDCAF
C.802.1e using DCF
D.802.1e using EDCAF
最新試題
SDM creates a low latency queuing （LLQ） service policy with its associated classes. What are the two types of low latency queuing available using the SDM QoS wizard？（）
Which two characteristics are common between traffic policing and traffic shaping？（）
For delay sensitive traffic， what are the three best ways that are used to prevent packet loss？ （）
What are the three models of quality of service （QoS） in a network？（）
What are three Cisco Unified CallManager features？ （）
What is the term that is used to describe the process of converting a signal from digital to analog？（）
Which two QoS classification and marking statements are true？ （）
What is an advantage of the IntServ QoS model？（）
Which two statements are true about Voice over IP （VoIP） packet delivery in a digital infrastructure？ （）
Which three practices are important to the implementation of a DiffServ QoS architecture？（）