Go back to CT0-101 - CompTIA Convergence+ Certification Exam

Question :-

Which of the following BEST defines the role of gatekeepers?
Transform audio that is received from a telecommunication system into a format that can be used by a different network.
Control the set up, connection, feature operation, and disconnection of calls through the data network.
Monitor signal activity for a VoIP session, and terminate the ses sion after transmission has completed.
Change the route of incoming calls to alternative destinations based on the user's preferred settings and the status of a telephone line when a call is received.

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