Tech Info - ISDN
Pretty 'long-in-the-tooth' now but if you need high speed ('ish) switched access - ISDN is still the only real game in town.
| Standards |
ISDN Signaling standards e.g. Q.921, 931
etc. |
|
Messages |
Format of ISDN Q.931 packets. |
|
Message Types |
Message Types used in ITU/NI-1/Custom implementations. |
|
IEs |
Information Elements (IEs) used in ITU/NI-1/Custom implementations. |
|
Cause IE |
Standard Cause IE codes. |
|
Progress IE |
Standard Progress IE codes. |
|
Signal IE |
Standard Signal IE codes. |
| Timers |
ITU standard ISDN Timers e.g. T305 etc. |
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