Numbering / Addressing in Private Integrated Services Networks (PISN). Background to ECMA. An International Europe-based Industry Association for Standardizing Information and Communication Systems. Objective
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Background to ECMA
and Communication Systems
Communication, Networks and Systems Interconnection
Responsibility for corporate networks, including QSIG protocol, mobility support, addressing, numbering, management, CTI etc.
TG13 – Corporate Networks – Network Architecture, Numbering, Naming and Addressing
TG17 - IP-based multimedia communications
Numbering and Addressing
in Narrowband and Broadband PISNs
ECMA – 155
(ETS 300 189 - ISO/IEC 11571)
IP-based multimedia communications
Numbering / Addressing in CN - Impact on IP telephony