Table of Contents
1ProceduresfortheexchangeofPADcontrolinformation
anduserdata
1.3Calluserdata
1.4Usersequences
1.5PADmessages
2Userdatatransfer
3ProceduresfortheuseofPADmessages
3.1Proceduresforreading,settingandreadingandsetting
ofPADparameters
3.2ProceduresforinvitingthePADtoclear
3.3Interruptanddiscardprocedures
3.4Procedureforresets
3.5ErrorhandlingproceduresbythePAD
3.6ProceduresforinvitingthePADtoreselectthe
calledDTE
3.7ProceduresforsupportofMAP
4Formats
4.1Introduction
4.2Calluserdataformat(seeFigure1)
4.3Usersequenceformat
4.4Controlmessageformat
AnnexACharacteristicsofvirtualcallsandRecommendation
X.25asrelatedtothePADrepresentationofa
start-stopmodeDTEtoapacketmodeDTE
A.1Generalinterfacecharacteristics
A.2Interfaceproceduresforvirtualcallcontrol
A.3Interfaceproceduresfordatatransfer
A.4Virtualcallcharacteristics Abstract
Supplies methods for facilitation of international interworking between PADs or between a PAD and a packet mode DTE.
