Rec. IUT-T I.361 (03/1993) � B-ISDN ATM LAYER SPECIFICATION
FOREWORD
CONTENTS
1 Introduction
2 Cell structure coding
    2.1 Cell structure
    2.2 Cell header format and encoding at UNI
    2.3 Cell header format and encoding at NNI
    2.4 Cell information field
3 Service primitives
    3.1 Primitives exchanged with the upper layer
    3.2 Primitives exchanged with the lower layer
    3.3 Primitives exchanged with ATM Management (ATMM)-entity
4 ATM protocol procedures
    4.1 GFC protocol
    4.2 Layer management communication
    4.3 Layer management
Annex A � Alphabetical list of abbreviations used in this Recommendation