Foreword
Section 1 GENERAL
            1.1 Scope
            1.2 References
                  1.2.1 Normative References
                  1.2.2 Other References
            1.3 Networking Related Definitions
            1.4 Serial Interface Related Terms
            1.5 Abbreviations and Acronyms
Section 2 CLASS B PROFILE OVERVIEW
            2.1 General Aspects
            2.2 The Class B Profile Layers
                  2.2.1 Physical Layer
                  2.2.2 Data Link Layer
                  2.2.3 Bit Error Rate
                  2.2.4 Network Layer
                  2.2.5 Transport Layer
                  2.2.6 Session Layer
                  2.2.7 Presentation Layer
                  2.2.8 Application Layer
                  2.2.9 Management Information Base (MIB)
                  2.2.10 Simple Network Management
                          Protocol (SNMP)
                  2.2.11 Simple Transportation Manage-
                          ment Protocol (STMP)
                  2.2.12 Information Registration
                          Authority Hierarchy
                  2.2.13 Object Management
                  2.2.14 NTCIP Managed Objects
                  2.2.15 Device and Application Specific
                  2.2.16 Traffic Controller Managed
                          Objects
                  2.2.17 Dynamic Objects
            2.3 Conformance and Protocol Implementation
                  Statement (PICS)
Section 3 DATA TRANSPORT ASPECTS
            3.1 General Protocol Aspects
                  3.1.1 Protocol Stacks and Conformance
                  3.1.2 Descriptive Technique for
                          Service Definitions
            3.2 Physical Layer Definition
                  3.2.1 Scope
                  3.2.2 EIA/TIA-232-E Interface
                  3.2.3 FSK Modem Interface
            3.3 Data Link Layer Definition
                  3.3.1 Scope
                  3.3.2 Data Link Layer Service
                          Definition
                  3.3.3 Data Link Layer Protocol
                  3.3.4 Mapping of Protocol to Service
            3.4 Network Layer Definition
                  3.4.1 Scope
                  3.4.2 Protocol Identification
                  3.4.3 Network Layer Service Definition
                  3.4.4 Network Layer Protocol
                  3.4.5 Mapping of Protocol to Service
            3.5 Transport Layer Definition
Section 4 DATA PROCESSING ASPECTS
            4.1 Session Layer Definition
            4.2 Presentation Layer Definition
            4.3 Application Layer Definition
                  4.3.1 Scope
                  4.3.2 General
                  4.3.3 Application Layer Service
                          Definition
                  4.3.4 Application Layer Protocol
                  4.3.5 Mapping of Service to Protocol
            4.4 Conformances
Annex A FSK MODEM INTERFACE TIMING ANALYSIS
Annex B CLASS B PROFILE MIB
            B.1 Overview
            B.2 Class B MIB Definition
            B.3 MIB Compliance
            B.4 Agent Capabilities MIB