call control


Also found in: Dictionary, Thesaurus, Acronyms, Wikipedia.

call control

Also known as "call processing," it refers to controlling telephone and PBX functions. It provides the signaling to establish the call, disconnect (tear down) the call and transfer the call. Contrast with media control. See softswitch and IP telephony signaling protocol.
References in periodicals archive ?
The Control Layer - The control layer, or access switching layer, handles call control and signaling functionality and acts as a mediator between the other two layers.