CSA T512.2 : M87
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
FUNCTIONAL COMPATIBILITY REQUIREMENTS FOR DIGITAL PBX'S, AND ANALOGUE PBX'S WITH DIGITAL INTERFACES
23-07-2013
12-01-2013
Gives additional functional and compatibility requirements for any type of PBX with DS-1 digital interfaces. Also provided is functional and compatibility criteria for digital PBX's with only analogue interfaces. It gives requirements for connections made through a digital switching matrix or involving a DS-1 digital interface that differ from those stated in CSA standard CAN3-T512.1. The requirements of the Canadian regulatory authority, existing plant characteristics and objectives were taken in to account when formulating these requirements.
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