ARINC 636 : 1993

1.0 INTRODUCTION
1.1 Purpose of Document
1.2 Background
1.3 Relationship of this Document to Other ARINC
              Specifications
1.4 Document Precedence
1.5 Core Documents
1.6 Related Documents
1.7 Document Organization
FIGURES
1-1 Relationship of ARINC 636 to Other Specifications
ITEM
2.0 OLAN GENERAL DESCRIPTION
2.1 Introduction
2.2 Relationship to OSI Basic Reference Model
2.3 FDDI Overview
2.4 Logical Link Control Sublayer
FIGURES
2-1 Relationship of FDDI to the OSI Reference Model
2-2 DAS Single MAC Configuration Example
2-3 Peer Physical Connection Example
ITEM
3.0 AVIONICS PHYSICAL MEDIUM DEPENDENT (PMD) SUBLAYER
3.1 Introduction
3.2 Media Attachment
3.3 Media Signal Interface
3.4 Interface Signals
3.5 Cable Plant Interface Specification
3.6 Optical Bypass Function
FIGURES
3-1 Optical Reference Plane Location Examples
3-2 DAS Reference Plane Connector Example
3-3 DAS Optical Connection Paths Example
3-4a Bypass Function Switched Supply Example
              Configuration
3-4b Bypass Function Switched Example Configuration
TABLES
3-1 Bypass Interface Electrical Characteristics
ITEM
4.0 PHYSICAL (PHY) LAYER PROFILE
4.1 Introduction
5.0 MEDIA ACCESS CONTROL (MAC) SUBLAYER PROFILE
5.1 Introduction
5.2 Addressing
5.3 Real Time Latency Control
5.4 Frame Types
5.5 Frame Status Field
5.6 Token Transmission
FIGURES
5-1 MAC Address Representations
TABLES
5-1 Valid OLAN Frame Types
ITEM
6.0 LOGICAL LINK CONTROL (LLC) SUBLAYER PROFILE
6.1 Introduction
6.2 Class of Service
6.3 Frame Size
6.4 Addressing
6.5 Invalid UI Command PDUs
6.6 Duplicate Address Check State
7.0 STATION MANAGEMENT (SMT) PROFILE
7.1 Introduction
7.2 Ring Usage
7.3 Connection Policies
7.4 Management Information Base
7.5 Frame Based Management Protocols
7.6 Connection Management
7.7 Ring Management
TABLES
7-1 Default Connection Policy Matrix
7-2 MIB Conditional Package Support
7-3 SMT Frame Type Support
ITEM
8.0 OPTICAL TEST METHODS
8.1 Introduction
8.2 Media Attachment
8.3 Media Signal Interface
FIGURES
8-1a Station Test Calibration Configuration
8-1b Station Test Configuration
8-2a Loopback Test Calibration Configuration
8-2b Loopback Test Configuration
8-3a Cable Plant Test Calibration Configuration
8-3b Cable Plant Test Configuration
ATTACHMENTS
1 Glossary
2 Acronyms and Abbreviations
APPENDICES
A Implementation Guidelines
A.1 Introduction
A.2 PMD Options
A.3 PHY Options
A.4 MAC Options
A.5 LLC Options
A.6 SMT Options
A.7 Use of PICS and Conformance Tests
TABLES
A-1 PMD Optional Features
A-2 PHY Optional Features
A-3 MAC Optional Features
A-4 LLC Optional Features
A-5 SMT Optional Features

Provides general and specific design guidance for the implementation and development of an On-board Local Area Network (OLAN) for use in an aeronautical Open Systems Interconnection (OSI) communications environment.