ACC X.25 Protocol User's Guide

8
Contents
PollWordforX.25PVCConfiguration.........................50
PollWordforX.25SVCConfiguration.........................51
SelectWordforX.25PVCConfiguration.......................51
SelectWordforX.25SVCConfiguration.......................52
VCDeviceOptionWordDefinition ...........................52
SampleX.25TTGENConfigurationFile........................56
ImplementationNotes.......................................58
Overview................................................58
TimeoutProcessing........................................58
SummaryofTimerValues..................................59
Level2X.25Timers......................................60
Level3X.25Timers......................................60
ErrorHandling...........................................61
SpecialZMNTRX.25Facilities................................62
4. X.25 Application Programming
Introduction...............................................64
ProgrammaticallyConfiguringX.25............................67
ConfiguringtheX.25Link..................................67
ConfiguringX.25VirtualCircuits............................70
X.25LinkInitialization......................................72
SendingandReceivingData..................................73
ReceivingandConfirmingInterruptData .....................76
SendingInterruptData....................................77
ApplicationUseoftheM,Q,&D-Bits.........................77
M-BitHandling...........................................78
D-BitHandling...........................................78
1980Mode .............................................78
1984/1988Mode.........................................78