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Which statement describes the distributed call control model

题目
单选题
Which statement describes the distributed call control model in VoIP networks？（）
A

The gateway voice-capable device is configured to support call control directly performing call setup， call maintenance， and call teardown

B

The gateway voice-capable device has a local call routing table configured through a routing protocol.

C

The gateway voice-capable device relies on a call agent to support call control.

D

The gateway voice-capable device relies on a gatekeeper to support call setup， call maintenance， and call teardown.

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相似问题和答案

第1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 processing

B. single site with distributed call processing

C. multisite with centralized call processing

D. multisite with distributed call processing


参考答案：D

第2题：

Which IP telephony deployment model uses an H.225 Gatekeeper-Controlled trunk for calladmission control within existing H.323 environments？（）

  • A、 single site with centralized call processing
  • B、 single site with distributed call processing
  • C、 multisite with centralized call processing
  • D、 multisite with distributed call processing

正确答案:D

第3题：

Which statement describes the UTM licensing model?()

A. Install the license key and all UTM features will be enabled for the life of the product

B. Install one license key per feature and the license key will be enabled for the life of the product.

C. Install one UTM license key, which will activate all UTM features; the license will need to be renewed when it expires.

D. Install one UTM license key per UTM feature; the licenses will need to be renewed when they expire.


参考答案：D

第4题：

You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE；  What does the statement generate？（）

  • A、A text copy of the control file.
  • B、A binary copy of the control file.
  • C、A file containing a SQL statement which will re-create the database.
  • D、A file containing a SQL statement which will re-create the control file.

正确答案:D

第5题：

Which two are functions of an IP voice gateway?（）

  • A、provide far-end call control 
  • B、provide far-end camera control 
  • C、translate analog voice to packetized voice 
  • D、transition call path between different networks 
  • E、provide locations-based call admission control 

正确答案:A,C,D

第6题：

Which statement is true about a distributed call control environment and the processing of dialed digits from an IP phone？（）

  • A、The router that is directly connected to the IP phone will look up the called number in its call routing table.
  • B、The router that is directly connected to the IP phone will inform its call agent when a service request is detected.
  • C、When the IP phone is picked up，the IP phone initiates the service request.
  • D、The directly connected router passes the collected digits to its call agent，and the call agent looks up in its call-routing table the called number.

正确答案:A

第7题：

Which statement correctly describes network security settings in Cisco Network Assistant for the Catalyst Express 500 Switch？（）

  • A、The LOW setting enables broadcast storm control， but has no effect on the number of devices that can connect to a switch port
  • B、The LOW setting enables broadcast storm control and limits the number of devices that can connect to a switch port.
  • C、The LOW setting disables broadcast storm control but limits the number of devices that can connect to a switch port
  • D、The default network setting is "HIGH"

正确答案:B

第8题：

Which of the following BEST describes RAID 10?()

A. Mirroring with striping

B. Mirroring with fault tolerance

C. Striping

D. Striping with distributed parity


参考答案：A

第9题：

Which of the following describes the model used by the Geodetic Extender?（）

  • A、Flat earth
  • B、3-D Square
  • C、Trapezoidal
  • D、Round earth

正确答案:D

第10题：

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 calls
  • B、Call setup and control functionality is centralized in one call agent or cluster
  • C、Call setup and control resides in call agents that are distributed throughout the network
  • D、Each VoIP device has separate call control， voice packetization， and transport mechanisms

正确答案:A

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