Welcome
Terminology
Using WebHelp
NMS ISDN Messaging API overview
Messaging API programming model
Initializing a Messaging API application
Call control (ACU configuration)
Data link operations (LAPD)
Messaging API data structures
Function reference
Message primitives
Data types and constants in primitives
isdndemo: Layer 3 call control
isdndemo overview
Using isdndemo
isdndemo compilation
isdndemo files
Using NFAS with isdndemo
isdndemo program structure and coding
isdndemo program initialization
isdndemo classes
Processing ISDN call control events
Placing and receiving calls
lapddemo: LAPD demonstration program
dectrace: Stack traffic analysis tool
itrace: Stack traffic analysis tool
Events, reasons, and errors
Parameters
Sending and receiving raw Q.931 data
Sending and receiving PCS-user information
Timers
NFAS and D channel backup
Modifying the NSF IE
Encoding and decoding the Precedence Level IE
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