CONTENTS

1 Scope of the Recommendation
2 References
2.1 Identical Recommendations | International Standards
2.2 Paired Recommendations | International Standards equivalent in technical content
2.3 Additional references
3 Definitions
4 Abbreviations
4.1 Transport protocol data unit
4.2 TPDU fields
5 Use of the network service
6 Protocol functions
6.1 Default identification
6.2 Explicit identification
6.3 Protocol operation
7 Structure and encoding of the UN TPDU
7.1 Structure
7.2 Length indicator (LI) field
7.3 Fixed part
7.4 Variable part
8 Conformance
Annex A Protocol Implementation Conformance Statement (PICS) Proforma
A.1 General
A.2 Supported TPDU
A.3 Supported parameters of issued TPDU
A.4 Supported parameters for received UN TPDU
A.5 Actions on protocol identification