ABSTRACT: This document defines the Telcordia view of Integrated Services Digital Network (ISDN) Primary Rate Interface (PRI) generic
requirements for a Stored Program Control switching System (SPCS) that supports the Integrated Customer Advanced Network (ICAN)
feature. The main areas addressed in the generic requirements document are call control signaling,Layer 3 signaling protocol,
interface configurations, and interface subscription parameters.
Revision 1 provides clarification and modifications to the document, and is included with this document.