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
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
Timer overview
France VN6 layer 3 timer defaults
EuroISDN layer 3 timer defaults
AT&T E10 layer 3 timer defaults
Nortel DMS 100 layer 3 timer defaults
USA National ISDN-2 layer 3 timer defaults
Australian Telecom 1 layer 3 timer defaults
Hong Kong Telephone layer 3 timer defaults
INS-1500 NTT layer 3 timer defaults
AT&T 4ESS layer 3 timer defaults
Korean (and Taiwan) layer 3 timer defaults
QSIG layer 3 timer defaults
NFAS and D channel backup
Modifying the NSF IE
Encoding and decoding the Precedence Level IE
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