ECMA-174 › Historical Revision Information
Private Integrated Services Network (Pisn) - Inter-Exchangesignalling Protocol - Call

ECMA-174 - 1992 EDITION - SUPERSEDED
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Private Integrated Services Network (Pisn) - Inter-Exchangesignalling Protocol - Call


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Document Number

ECMA-174

Revision Level

1992 EDITION

Status

Superseded

Publication Date

June 1, 1992

Page Count

64 pages