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Interface between data processing equipment and private automatic branch exchange

1st edition, March 1985

The scope of this Technical Report is the application of ISDN principles to the interfaces between Data Processing Equipment and a Private Automatic Branch Exchange.

The interface of interest is the ISDN user-to-network interface, usually referred to as the S reference point. The S reference point is defined in the CCITT ISDN reference configuration (CCITT Recommendation 1.411).

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Technical CommitteeTC32