ITU-T T.70-1993 Network-Independent Basic Transport Service for the Telematic Services - Telematic Services Terminal Equipments and Protocols for Telematic Services (Study Group VIII) 61 pp
1.1
Group 4 facsimile terminals connected to the types of network mentioned in (a) above in terms of
This Recommendation defines the network-independent basic transport service applicable to Teletex and
a) the transport services provided to the higher layer [the transport services are provided by the transport
layer (layer 4) in association with the underlying services provided by the supporting layers 1 to 31;
the transport layer procedure (see clause b) 5 below).
1.2 Clause 2 describes the transport service. Clause 3 describes the transport service implementation for different
types of networks. Clause 4 outlines the guidelines for interworking between networks. Clause 5 specifies the transport
layer procedure, and Annexes A and B provide associated state transition diagrams and tables, respectively.
ITU-T T.70-1993 history
1993ITU-T T.70-1993 Network-Independent Basic Transport Service for the Telematic Services - Telematic Services Terminal Equipments and Protocols for Telematic Services (Study Group VIII) 61 pp