單項選擇題

What can be used to maintain the voice quality on a link by limiting the number of calls that can be active at any given time？（）

A. Call Management Link Agent
B. Traffic policing
C. Call Admission Control
D. QoS Link Congestion Management
E. Oversubscription Link Detection

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單項選擇題

Which statement is true about the Call Admission Control （CAC） feature in VoIP networks？（）

A. CAC is used to allocate enough bandwidth for the number of calls that are allowed on the VoIP network.
B. CAC is used to protect the quality of the voice calls by preventing call establishment if enough resources are not available on the network.
C. CAC provides queuing mechanisms for voice calls if the packets exceed the configured or budgeted rate.
D. In a VoIP network the CAC can be replaced with the LLQ QoS mechanism if it has been properly implemented.

多項選擇題

When Cisco SDM is used to generate QoS policy， various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface？（）

A. Voice traffic will be assigned 47% of the interface bandwidth.
B. Voice call signaling will be assigned 33% of the interface bandwidth.
C. Telnet， SSH， and other traffic that is generated to manage the router is assigned 5% of the interface bandwidth.
D. Best-effort traffic will be assigned 38% of the interface bandwidth.
E. Routing protocol traffic will be assigned 5% of the interface bandwidth.
F. Transactional traffic will be assigned 5% of the interface bandwidth.

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What can be used to maintain the voice quality on a link by limiting the number of calls that can be active at any given time？（）

你可能感興趣的試題

Which statement is true about the Call Admission Control （CAC） feature in VoIP networks？（）

When Cisco SDM is used to generate QoS policy， various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface？ （）

Which statement is true about the Call Admission Control （CAC） feature in VoIP networks？（）

When Cisco SDM is used to generate QoS policy， various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface？（）