Table of Contents

Foreword
1 Scope
2 Normative references
3 Abbreviations
4 Frame structure for peer-to-peer communication
  4.1 General
  4.2 Flag sequence
  4.3 Address field
  4.4 Control field
  4.5 Frame Relay information field
  4.6 Transparency
  4.7 Frame Checking Sequence (FCS) field
  4.8 Format convention
  4.9 Invalid frames
  4.10 Frame abort
5 Elements of procedures and formats of fields for the
  DL-CORE services sublayer
  5.1 General
  5.2 Address field format
  5.3 Address field variables
6 Placement of the DL-CORE sublayer protocol in the
  ISDN protocol architecture
  6.1 Support by the underlying physical layer
      service
  6.2 DL-CORE service
  6.3 Layer management
7 List of system parameters
8 Congestion control procedures
  8.1 Implicit congestion detection
  8.2 Explicit notification
Annex A (normative): Consolidated Link Layer
        Management (CLLM) message
  A.1 Address octets
  A.2 Control field
  A.3 XID information field
  A.4 Frame check sequence field
  A.5 Action of the congested node
History

Abstract

Specifies the frame structure, elements of procedure, format of fields and procedures for the proper operation of the Frame Relay layer 2 protocol as described in the service description ETS 300 399-1 [1].

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SPS 5
Supersedes	PRETS 300 402-3 : AUG 95