TR TSY 000849 : ISSUE 1 SUPP 1

1 INTRODUCTION
1.1 Definition
1.2 Background
1.2.1 PREREQUISITES
1.2.2 BASIC BUSINESS GROUP CONSTRUCTION
1.2.3 MULTISWITCH EXTENSION BASICS
1.2.4 ISDN TERMINAL ASSUMPTIONS
1.3 High-Level Feature Description
2 USER PERSPECTIVE
3 FEATURE REQUIREMENTS
3.1 Feature Operations
3.1.1 MAIN FEATURE OPERATIONS
3.1.1.1 The ISDN Basic Business Group Structure
3.1.2 OTHER FEATURE OPERATIONS
3.1.3 RELEASE TREATMENT
3.1.4 FEATURE OPERATION INTERWORKING
3.1.5 ERROR TREATMENT AND ABNORMAL EVENTS
3.2 Internal Call-Processing Controls
3.2.1 CLASS OF SERVICE/CONFIGURATION
3.2.2 CODE INTERPRETATION
3.2.3 SCREENING
3.2.4 ROUTING
3.2.5 CHARGE TREATMENT DETERMINATION
3.2.6 OVERLOAD
3.3 Signaling/Message Structure
3.3.1 CUSTOMER SIGNALING/USER-NETWORK INTERFACE
3.3.2 SS7 INTERFACE SIGNALING
3.3.3 INTERWORKING WITH OTHER SIGNALING SYSTEMS
3.3.4 OPERATOR SERVICE SIGNALING
3.4 Administration
3.4.1 SERVICE CHANGES/SUBSCRIPTION PARAMETERS
3.4.2 TRAFFIC MEASUREMENTS
3.4.3 MAINTENANCE MEASUREMENTS
3.4.4 BILLING AND COMPTROLLER
3.5 Interactions
3.6 Limitations And Restrictions
3.7 Timing And Tolerances
4 GLOSSARY
5 REFERENCES

Contains Bellcore's proposed generic requirements for single-switch basic business groups that include users served by Integrated Services Digital Network (ISDN) interfaces and users served by non-ISDN interfaces. The following ISDN features are also described in the document: semi-restricted, fully-restricted, denied termination, denied origination, simulated facility groups, special intercept announcements, and distinctive alerting indication.