Refer to the wxhibit . what QOS model should be used to reserve the requested bandwidth and delay needed for each allowed VOIP call regardless of changing networkconditions？（）
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）
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A.data plane
B.control plane
C.service plane
D.management plane
E.hyper plane
A.determine a minimum bandwidth guarantee
B.determine interfaces to which to apply policy
C.assign priorities to the class
D.configure access control lists
A.a Frame Relay header includes a 1-bit discard eligible （DE） bit to provide the class of service （CoS）
B.an ATM header includes a 1-bit DE field to provide the CoS
C.an MPLS EXP field is inserted in the Layer 3 IP precedence field to identify the CoS
D.the CoS field only exists inside Ethernet frames when 802.1Q or Inter-Switch Link （ISL） trunking is used
E.in the IEEE 802.1p standard， three bits are used to identify the user priority bits for the CoS
F.in the IEEE 802.1q standard， six bits are used to identify the user priority bits for the CoS
A.G711
B.G726
C.G728
D.G729
E.G729A
Refer to the exhibit. What mechanism should be used to increase the bandwidth availability and optimize the link usage throughout the network for voice traffic？（）
A.TCP header compression on router R1
B.TCP header compression on router R2
C.RTP header compression on router R1
D.RTP header compression on router R2
E.payload header compression on router R1
F.payload header compression on router R2
最新試題
Which three benefits are realized by implementing Wireless LAN Solution Engine （WLSE）？（）
The Cisco SDM will create a QoS policy that provides services to two types of traffic. Which two statements indicate the default QoS parameters that are created by SDM？（）
Which two statements are correct about the signaling methods that are utilized for transmitting voice？ （）
Which statement is true about the Call Admission Control （CAC） feature in VoIP networks？（）
End-to-end QoS is maintained in the Cisco WLAN deployment model by utilizing what parameter in lieu of 802.1p？（）
What are the three models of quality of service （QoS） in a network？（）
What are two reasons to implement H·323 gatekeepers？（）
Which two characteristics are common between traffic policing and traffic shaping？（）
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？（）
Within the WMM policy， how many default QoS radio access categories are there？（）