Title
Electronic switching systems no. 1 : arranged with 2-wire featuresCatalog Number
102774931Type
DocumentDescription
Items in this folder were originally bound. This folder contains multiple program listings. All listings are labeled "AT&TCo SPCS."Includes:
Line and trunk seizure of centrex attendant
Centrex call answering from any station
Centrex lamp control program
Centrex trunk preemption program
Call waiting program
Centrex simulated facilities program
LXX tandem tie line program
Busy verify program
Recorded announcement machine program
K-level interrupt program
SP operational programs
Feature values for generic edits
Date
1971-09-1971-10Publisher
Bell Telephone Laboratories, Inc.Identifying Numbers
Publication number | PR-1A164-14 | Line and trunk seizure |
Publication number | PR-1A165-12 | Centrex call answering from any station |
Publication number | PR-1A166-14 | Centrex lamp control prog. |
Publication number | PR-1A167-14 | Centrex trunk preemption program |
Publication number | PR-1A168-14 | Call waiting program |
Publication number | PR-1A169-14 | Centrex simulated facilities program |
Publication number | PR-1A170-14 | LXX tandem tie line program |
Publication number | PR-1A171-14 | Busy verify program |
Publication number | PR-1A172-14 | Recorded announcement machine program |
Publication number | PR-1A190-03 | K-level interrupt program |
Publication number | PR-1A198-14 | Feature values for generic edits |
Publication number | PR-1A200-10 | SP operational programs |