ATIS 1000620.a.1992(R2009)
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Multi-Rate Circuit-Mode Bearer Service for ISDN – Addendum to the Circuit-Mode Bearer Service Category Description
The Alliance for Telecommunications Industry Solutions , 05/01/1992
This document is a supplement to ATIS-1000620 and revises the standard to add the category of multi-rate circuit-mode bearer services. Formerly known as T1.620a-1992(R2009).
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