gtpn1m02Non-SNA Data Communications Reference

Non-SNA Data Communications Reference


Contents

Notices

  • Trademarks
  • About This Book

  • Who Should Read This Book
  • Conventions Used in the TPF Library
  • Related Information
  • How to Send Your Comments
  • Synchronous Link Control Functional Specification

  • Processing Description
  • Data Areas
  • CTKD - Keypoint Record D
  • Message Formats
  • Control Character Definition
  • Link Control Messages
  • Data Messages
  • Link Operational Procedures
  • Transmitting Center
  • Receiving Center
  • Link Cycling Procedures
  • Cycle-Up
  • Cycle-Down
  • Errors
  • Error Conditions
  • Enquiry Procedure
  • Line Out Of Service
  • Line Invalidation
  • Items Subject to Bilateral Agreement
  • Communications Control Program Trace

  • Purpose
  • Functions
  • Activating CCP Trace
  • Deactivating CCP Trace
  • Restrictions
  • Programs
  • Programs In This Package
  • Associated Programs
  • Input
  • Output
  • Messages And Replies
  • Communications Control Program

  • Description
  • Polling and Circuit Assurance
  • Execution of I/O Operations
  • Hardware Error Detection And Correction
  • Software Error Detection And Processing
  • Communication Considerations for Loosely Coupled Support
  • Component Programs
  • Relationships to Other Packages
  • Packages Used by This Package
  • Packages Using This Package
  • External Input and Output
  • Set Input/Output
  • Synchronous Link Input/Output
  • BSC Input/Output
  • 3270 Local Input/Output
  • Internally Activated Processes
  • Error Processing
  • Line Fallback and Recovery
  • Message Flow Overview
  • Synchronous Link Control Link Trace Package

  • Using the SLC Link Trace Package
  • After a Hardware Switchover
  • After an Initial Program Load (IPL)
  • After a Timer Alteration
  • Synchronous Link Control Package

  • General Facilities
  • Macro Support
  • SLC Common Area (CX#EV)
  • System Error Routine
  • Input Message Processing
  • Input Message Handler
  • Communications Source Message Handler
  • Output Message Handler
  • Message Output From Applications
  • Output Sender (TYPE A) (CMS1)
  • Output Sender (Type B) (CMS2, CMS5, CMS8)
  • Deblock And Send (CMS3, CMS6, CMS9)
  • NAK Processor (CMS4, CMS7)
  • Message Retransmission Processor (CMSD)
  • Link Controller
  • General System Description
  • Procedures
  • CCP Linkage Routine (CMCK)
  • Input LCB And Time-Out Block Receiver (CMC0)
  • Common Routines (CMC1)
  • Input LCB Handlers (CMC2, CMCW, CMCX, CMCY, CMCZ)
  • Time-Out Handlers
  • Output LCB Generator (CMC4)
  • Stop/Invalidate Lines/Links (CMC5)
  • CMR Restart (CMCC)
  • Core-Resident CCP
  • File Resident CCP
  • Restart Initialization
  • Restart/Line Validation
  • Start Lines/Links
  • Stop Lines/Links/Cycle Down Links
  • Display Link Status
  • Invalidate Line
  • Line And Link Error Counts
  • Display Or Alter Restart/Shutdown Level
  • Alarm/Message Generator
  • Start/Stop And Display Pseudo Lines
  • SLC SITA P1024 Test Driver and Monitor
  • Data Collection/Reduction
  • Recoup
  • Index