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5. ISDN Function Reference
The Dialogic ISDN API functions are application-specific programming interfaces
that provide standard software interrupts, calls, and data formats for developing
ISDN applications. This chapter provides a detailed description of each ISDN API
function included in the cclib.h file.
This chapter also includes the following information:
• function description format
• programming convention format
• definitions of call reference numbers (CRNs), call reference values (CRVs),
and line device handles
• instructions for interpreting function failures
5.1. Function Description Format
The following table describes the information that is provided for each ISDN API
function. The functions are listed in alphabetical order in this chapter.
NOTE:
Refer to the “Technology” line in the function overview table for specific
ISDN technology applicability.