Rec. ITU-T F.601 (1988) – Service and operational principles for packet-switched public data networks
1 Introduction
1.1 Definition
1.2 Class of service (Recommendation X.2)
1.3 Types of traffic
2 Terms
2.1 data transmission relations
2.2 data service calls
2.3 Other terms
3 Access to the service
3.1 Packet mode access
3.2 Start-stop mode access
3.3 Access methods
4 International data route
5 Duration of service
6 Type of call
6.1 Service calls
7 Modes of operation
7.1 General provisions
7.2 Automatic operation
7.3 Semi-automatic and manual operation
8 Directories - compilation and supply
9 Call progress signals on PDNs
10 Quality of service
10.1 Service availability
10.2 Percentage of effective calls
10.3 Data throughput
10.4 Bit error rate
10.5 Transmission delay
10.6 Blocking aspects
11 Provisions of customer support
11.1 Procedures for updating customer information
11.2 Procedures for updating inter-administration information
11.3 Procedures for handling customer international difficulties