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The parameters associated with a CPA class are defined in CPA Pattern Parameter definitions. To modify a class or to add a new class, use the CPA Class Configure message. The CSP supports up to 15 classes. A class can contain up to 15 pattern members, and 30 patterns are allowed for each CSP. Class elements are given in CPA Classes.
|
Class |
Standard N.A. |
Dial Tone |
CPC Det. |
Energy Det. |
|---|---|---|---|---|
|
Mode |
0x01 |
|
|
Energy Detection |
|
Tone Burst Answer Threshold |
4/250 ms |
|
|
4/500 ms |
|
Start Delay |
0x00 |
0x00 |
0x00 |
0x00 |
|
Continuous Silence Timeout (ms) |
25,000 |
25,000 |
0xFFFF |
25,000 |
|
Confirmation (ms) |
13,000 |
25,000 |
0xFFFF |
13,000 |
|
Confirmation/No Report (ms) |
22,000 |
15,000 |
0xFFFF |
22,000 |
|
Minimum Frequency Glitch Time (ms) |
40 |
20 |
20 |
20 |
|
Minimum Silence Glitch Time (ms) |
60 |
20 |
20 |
60 |
|
Maximum On Timer (ms) |
2,800 |
25,000 |
0xFFFF |
2,800 |
|
Maximum Off Timer (ms) |
5,000 |
25,000 |
0xFFFF |
5,000 |
|
Mode Specific Value 1 |
0x0000 |
0x0000 |
0x0000 |
0x0005 |
|
Mode Specific Value 2 |
0x0000 |
0x0000 |
0x0000 |
0x0002 |
|
Patterns in Class |
0x01 Ringback |
0x0C PBX Dial Tone 0x0D Standard Dial Tone |
0x0E CPC Detection |
0x01 Ringback 0x02 Double Ringback 0x03 Busy 0x04 Reorder |
Table 8-16 2100Hz
|
2100Hz |
|
|---|---|
|
Pattern ID |
0x14 |
|
Tone Group ID |
0x00 |
|
Configuration Bits |
0x00 |
|
CPA Result on Pattern Loss |
0x14 |
|
Interval Cycles to Match |
1 |
|
Interval Cycles to Report |
1 |
|
Interval Descriptor Count |
1 |
|
Tone Interval 0: Tone ID |
0x0E |
|
Reserved |
0x00 |
|
Minimum Filters (ms) |
640 |
|
Maximum Filters (ms) |
850 |