ECMA 204-1993
Private Telecommunication Networks (PTN) - Inter-Exchange Signalling Protocol - Supplementary Service Interactions (QSIG-IA)

Standard No.

ECMA 204-1993

Release Date

1993

Published By

ECMA - European Association for Standardizing Information and Communication Systems

Latest

ECMA 204-1993

ECMA 204-1993 history

• 1993 ECMA 204-1993 Private Telecommunication Networks (PTN) - Inter-Exchange Signalling Protocol - Supplementary Service Interactions (QSIG-IA)