Signaling (telecommunications)
In telecommunication, signaling (or signalling in British English) has the following meanings:
- the use of signals for controlling communications
- the information exchange concerning the establishment and control of a telecommunication circuit and the management of the network, in contrast to user information transfer
- the sending of a signal from the transmitting end of a telecommunication circuit to inform a user at the receiving end that a message is to be sent.
Signaling systems can be classified according to their principal properties, some of which are described below:
Read more about Signaling (telecommunications): In-band Versus Out-of-band Signaling, Line Versus Register Signaling, Channel-associated Versus Common-channel Signaling, Compelled Signaling, Subscriber Versus Trunk Signaling, Classification