User`s guide

18 DC 900-1340I
BSC Programmer’s Guide
• a Freeway communications server or an embedded ICP that runs the communi-
cations software
• a client computer that runs the following:
• TCP/IP (for a Freeway server)
• Data link interface (DLI)
• the user application program
Organization of Document
Chapter 1 is an overview of Freeway and the BSC product.
Chapter 2 summarizes the basic communication protocol formats available on the BSC
software package.
Chapter 3 describes how to use the data link interface (DLI) between the client applica-
tion program and the BSC 3270 communications software running on the Freeway ICP.
Chapter 4 describes the link configuration options available on the BSC 3270 software
package.
Chapter 5 describes how to use the data link interface (DLI) between the client applica-
tion program and the BSC 2780/3780 communications software running on the Free-
way ICP.
Chapter 6 describes the link configuration options available on the BSC 2780/3780 soft-
ware package.
Chapter 7 describes how to configure the BSC link options using the dlicfg program.
Appendix A describes the line control procedures for BSC 3270.
Appendix B describes the line control procedures for BSC 2780/3780.