Table of Contents

Foreword
Endorsement notice
PART I
1 GENERAL
2 TELEPHONE USER PART
3 MESSAGE TRANSFER PART
PART II
1 SIGNALLING MESSAGES
2 SERVICE INFORMATION
3 SIGNALLING INFORMATION
PART III
0 EXPLANATORY NOTE
1 BASIC FORMAT CHARACTERISTICS
2 LABEL
3 MESSAGE FORMATS AND CODES
PART IV
1 NORMAL CALL SET-UP
2 DUAL SEIZURE WITH BOTH-WAY OPERATIONS
3 AUTOMATIC REPEAT ATTEMPT
4 SPEED OF SWITCHING AND SIGNAL TRANSFER IN INTERNATIONAL EXCHANGES
5 BLOCKING AND UNBLOCKING OF CIRCUITS AND CIRCUIT GROUPS
6 RELEASE OF INTERNATIONAL CONNECTIONS AND ASSOCIATED EQUIPMENT
7 CONTINUITY-CHECK
8 INTERRUPTION CONTROL FOR MULTIPLEX SYSTEMS
9 SUPPLEMENTARY SERVICES

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SPS