A. Analog phones， connected to the PSTN， act as internal call agents if IP communication to the CallManager is lost.
B. An onsite gateway reroutes calls over the PSTN if IP communication to the CallManager is lost.
C. The IP phones can reroute calls over the PSTN if IP communication to the CallManager is lost.
D. Local voice gateways can assume the function of a call agent if IP communication to the CallManager is lost.
E. IP phones use an internal call agent if IP communication to the CallManager is lost.
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A. Call Management Link Agent
B. Traffic policing
C. Call Admission Control
D. QoS Link Congestion Management
E. Oversubscription Link Detection
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.
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.
A. Business-critical traffic will be sorted into two QoS classes.
B. Real-time traffic will be sorted into one QoS class.
C. Voice traffic will be considered real-time traffic while call signaling will be considered business-critical.
D. All traffic except real-time will be considered best-effort.
E. Routing， management， and transactional traffic will be considered business-critical.
F. Voice and call signaling traffic will be considered real-time.
A. IP precedence
B. type of service （ToS）
C. class of service （CoS）
D. differentiated services code point （DSCP）
最新試題
In a VoIP network， which type of interface would an analog fax machine connect to？（）
Which two statements are correct about the signaling methods that are utilized for transmitting voice？ （）
In the design of a QoS solution， which two factors should be taken into consideration？（）
What are three Cisco Unified CallManager features？ （）
Which two statements about the Wi-Fi Multimedia （WMM） standard are true？（）
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 functions can be provided by an Integrated Services Router （ISR） in a VoIP network？（）
Which two commands should be entered on a WLAN controller to remove any residual configuration？（）
End-to-end QoS is maintained in the Cisco WLAN deployment model by utilizing what parameter in lieu of 802.1p？（）
Which two VoIP capabilities are utilized when the CallManager and the gateway are configured for Survivable Remote Site Telephony？（）