ISDN Selective Call Acceptance (I-SCA) Generic Requirements
Document Number GR-1290
Issue Number 01
Issue Date Jun 1994
Replaces TA-NWT-001290 Issue01
ABSTRACT: Integrated Services Digital Network (ISDN) Selective Call Acceptance (I-SCA), is a terminating call management feature. It enables
I-SCA users to instruct a Stored Program Control switching System (SPCS) to attempt terminating call completion to the I-SCA user only
from a limited number of calling Directory Numbers (DNs).
This document contains the Telcordia view of generic requirements for a Selective Call Acceptance feature operating through an
Integrated Services Digital Network (ISDN) Basic Access Interface. The document presents requirements for the following:
- Feature Operations,
- Internal Call Processing Controls,
- Signaling/Message Structure,
- Limitations and Restrictions, and
- Timing and Tolerances.
GR-1290 replaced TA-NWT-001290.
Components of this product are:
Table of Contents:
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