Complete Protocol dictionary, glossary and reference

ATM UNI

The ATM User-to-Network Interface (UNI) signaling protocols within the Signalling ATM Adaptation Layer (SAAL) are responsible for ATM call and connection control, including call establishment, call clearing, status enquiry and point-to-multipoint control between ATM end users and a private ATM switch, or between a private ATM switch and the public carrier ATM network. ATM UNI signaling message uses the Q.931 message format, which is made up of a message header and a variable number of Information Elements.

Standard Organization

ATM Forum and ITU-T

Related Document

ITU-T I.432