Signaling protocol

A signaling protocol is a type of communications protocol for encapsulating the signaling between communication endpoints and switching systems to establish or terminate a connection and to identify the state of connection.

The following is a list of signaling protocols:
 * ALOHA
 * Digital Subscriber System No. 1 (EDSS1)
 * Dual-tone multi-frequency signaling
 * H.248
 * H.323
 * H.225.0
 * Jingle
 * Media Gateway Control Protocol (MGCP)
 * Megaco
 * Regional System R1
 * NBAP (Node B Application Part)
 * Signalling System R2
 * Session Initiation Protocol
 * Signaling System No. 5
 * Signaling System No. 6
 * Signaling System No. 7
 * Skinny Client Control Protocol (SCCP, Skinny)
 * Q.931
 * QSIG