Table of Contents
1Scope
2Normativereferences
3Overallstructureofprotocolsinvariousenvironments
3.1DataSyntaxesApplicabletoVideotexTerminals
3.2ISDNcircuitmode
3.3ISDNpacketmode
3.4PSTNpacketmode
4Syntax-basedVideotexApplicationlayerprotocol
5ExistingprotocolsofSPTNcircuitswitchedmode