An organization that interacts with the IETF in setting standards for the Session Initiation Protocol (SIP). The SIP Forum was founded in 1999. See SIP. THIS DEFINITION IS FOR PERSONAL USE ONLY. All ...

An extension to the SIP telephony protocol that carries the PSTN's ISUP call control messages between softswitches using the IP protocol. Also known as "SIP binary." See SIP and SS7. THIS DEFINITION ...