Which IOS feature provides dial plan scalability and bandwidth management for H.323 VoIP implementations？（）A、gatekeeperB、Call RoutingC、Call Admission ControlD、Digital Signal Processors
Which IOS feature provides dial plan scalability and bandwidth management for H.323 VoIP implementations？（）
- A、gatekeeper
- B、Call Routing
- C、Call Admission Control
- D、Digital Signal Processors
相关考题：
Which IP telephony deployment model uses an H.225 Gatekeeper－Controlled trunk for call admission control within existing H.323 environments?() A. single site with centralized call processingB. single site with distributed call processingC. multisite with centralized call processingD. multisite with distributed call processing
A company is using a multi－site centralized call processing model. Which feature ensures that the remote site IP phones will still have limited functionality given a WAN outage?() A.Call Admission ControlB.TAPIC.MGCPD.SRST
Which IOS QoS enhancement was created to address scalability and bandwidth guaranteeissues？（）A、 DiffServB、 IntServC、 RSVPD、 WFQ
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 AgentB、 Traffic policingC、 Call Admission ControlD、 QoS Link Congestion ManagementE、 Oversubscription Link Detection
What type of Call Admission control in CallManager allows for limits to the bandwidth consumed by active calls？（）A、 regionsB、 partitionsC、 locationsD、 device Pools
Which IP telephony component provides call processing, such as signaling, that in a traditional voice network is provided by switching equipment, such as a PBX?（）A、Advanced call-handling software, such as Cisco UnityB、Call-management hardware and software, such as CiscoCallManagerC、Client-based software, such as CiscoSoftPhoneD、Voice gateways, such as the Cisco VG248 Analog Phone Gateway
What type of services are provided by the Cisco IOS gateways in a VoIP network with Cisco CallManager functionality？ （）A、Cisco IOS gateways provide services such as address translation and network access control for the devices on the networlB、Cisco IOS gateways provide services such as bandwidth management and accountingC、Cisco IOS gateways provide media termination and signal translation between the public switched telephone network （PSTN） and IP networksD、Cisco IOS gateways provide zone management for all registered endpoints in the network
Which three statements are true about load-based Call Admission Control?（）A、grants a VoWLAN client-initiated call based on the number of active clients associated to the accesspointB、grants a VoWLAN client-initiated call based on channel bandwidth capacityC、uses the 802.11i specificationD、uses 802.11 action framesE、requires a WMM-enabled client
Which three functions are associated with a Cisco Unified CallManager？ （）A、 connects traditional telephony devices to voice over IP infrastructureB、 converts analog signals to digital formatC、 performs voice compressionD、 performs call processingE、 performs dial plan administrationF、 performs signaling and device control
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.
Which VoIP components can permit or deny a call attempt on the basis of a network’s available bandwidth？（）A、MCUB、Application serverC、GatewayD、Gatekeeper
Which statement is true about the distributed call control in a VoIP network？（）A、the VoIP endpoints have the intelligence to set up and control callsB、Call setup and control functionality is centralized in one call agent or clusterC、Call setup and control resides in call agents that are distributed throughout the networkD、Each VoIP device has separate call control， voice packetization， and transport mechanisms
Acme Company has several offices around the country. The company has deployed a VoIP network with Cisco Unified CallManager in a multisite centralized configuration but the is a requirement to place a call agent at some of the remote sites. Which IOS gateway feature should be deployed at the remote site to enable local call control？（）A、Gatekeeper multizoneB、Call Admission Control （CAC）C、Automatic Alternate Routing （AAR）D、Survivable Remote Site Telephony （SRST）E、Cisco Unified CallManager Express （CME）
Which of the following are functions that are often provided by an ITSP but are not typically provided by the PSTN？（）A、 QoSB、 call setup and teardownC、 call routingD、 call supervisionE、 audio signal compression
Acme Company has offices around the country. With the use of Cisco Unified CallManager， the company has deployed a VoIP network in a multisite centralized configuration. Which IOS gateway feature should be deployed to enable VoIP devices to register with a local gateway and continue to function when the connection to the Cisco Unified CallManager is broken？ （）A、gatekeeper multizoneB、Call Admission Control （CAC）C、Automatic Alternate Routing （AAR）D、Survivable Remote Site Telephony （SRST）
A company is using a multi-site centralized call processing model. Which feature ensures that theremote site IP phones will still have limited functionality given a WAN outage？（）A、 Call Admission ControlB、 TAPIC、 MGCPD、 SRST
Which three pieces of information are used to calculate the total bandwidth of a VoIP call？（）A、the packetization sizeB、the serialization of the interfaceC、the quantizationD、the packet rateE、the UDP overheadF、the TCP overhead
Which three functions can an Integrated Services Router perform in a VoIP network？（）A、 voice stream mixing for conference callingB、 voice gatewayC、 call admission controlD、 analog or digital phone interfacesE、 XML application servicesF、 large scale dial plan application
Which IP telephony deployment model uses an H.225 Gatekeeper-Controlled trunk for call admission control within existing H.323 environments?（）A、single site with centralized call processingB、single site with distributed call processingC、multisite with centralized call processingD、multisite with distributed call processing
多选题Which three functions can an Integrated Services Router perform in a VoIP network？（）Avoice stream mixing for conference callingBvoice gatewayCcall admission controlDanalog or digital phone interfacesEXML application servicesFlarge scale dial plan application
多选题Which three pieces of information are used to calculate the total bandwidth of a VoIP call？（）Athe packetization sizeBthe serialization of the interfaceCthe quantizationDthe packet rateEthe UDP overheadFthe TCP overhead
单选题Which IOS feature provides dial plan scalability and bandwidth management for H.323 VoIP implementations？（）AgatekeeperBCall RoutingCCall Admission ControlDDigital Signal Processors
单选题A company is using a multi-site centralized call processing model. Which feature ensures that theremote site IP phones will still have limited functionality given a WAN outage？（）A Call Admission ControlB TAPIC MGCPD SRST
多选题Which three functions are associated with a Cisco Unified CallManager？ （）Aconnects traditional telephony devices to voice over IP infrastructureBconverts analog signals to digital formatCperforms voice compressionDperforms call processingEperforms dial plan administrationFperforms signaling and device control
单选题Acme Company has several offices around the country. The company has deployed a VoIP network with Cisco Unified CallManager in a multisite centralized configuration but the is a requirement to place a call agent at some of the remote sites. Which IOS gateway feature should be deployed at the remote site to enable local call control？（）AGatekeeper multizoneBCall Admission Control （CAC）CAutomatic Alternate Routing （AAR）DSurvivable Remote Site Telephony （SRST）ECisco Unified CallManager Express （CME）
单选题Acme Company has several offices around the country. The company has deployed a VoIP network with Cisco Unified CallManager in a multisite centralized configuration but there is a requirement to place a call agent at some of the remote sites. Which IOS gateway feature should be deployed at the remote site to enable local call control？（）A Gatekeeper multizoneB Call Admission Control （CAC）C Automatic Alternate Routing （AAR）D Survivable Remote Site Telephony （SRST）E Cisco Unified CallManager Express （CME）
单选题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 AgentB Traffic policingC Call Admission ControlD QoS Link Congestion ManagementE Oversubscription Link Detection