You are here: CSP Developer’s Guide: Common Channel Signaling > 7 SS7 PPL Information > ISUP CRO (0x0083)
Purpose
This section includes ANSI (only) PPL Config Bytes, all PPL Events, and Timer information for the PPL Component ISUP CRO.
ISUP CRO Configuration Bytes (ANSI)
Bytes 1–5 define the format of the COT message. These should not be changed.
|
Byte |
Description |
Value |
|---|---|---|
|
0x01 |
Information Length |
0x04 |
|
0x02 |
Message ID |
0x05 (COT) |
|
0x03 |
Parameter Count |
0x01 |
|
0x04 |
Parameter 1 ID |
0x10 (Continuity Indicators) |
|
0x05 |
Parameter 1 Data Length |
0x00 |
|
0x06–0x09 |
Not Used |
|
|
0x0A |
Continuity Recheck |
0x00=Disable 0x01=Enable (default) |
|
0x0B |
Number of times to recheck |
2 (default) |
|
0x14 |
Total data length of release message |
0x06 |
|
0x15 |
Release message type |
0x0C |
|
0x16 |
Parameter count |
0x01 |
|
0x17 |
Parameter Type |
0x12 |
|
0x18 |
Parameter Data Length |
0x02 |
|
0x19 |
Data[0] |
0x80 |
|
0x1A |
Data[1] |
0xA9 |
ISUP CRO PPL Event Indications (ANSI)
|
Event ID |
Event |
|---|---|
|
0x01 |
Subsequent Continuity Recheck attempt successful |
|
0x02 |
T5 expiry in Wait for Release Complete State |
|
0x03 |
1st Continuity Recheck attempt failure |
|
0x04 |
Continuity Recheck attempt failure |
|
0x05 |
1st Continuity Recheck attempt successful |
ISUP CRO PPL Timers (ANSI)
|
Timer ID |
Timer |
Default Value (10ms) |
|---|---|---|
|
0x01 |
1500 |
|
|
0x05 |
T5 |
6000 |
|
0x19 |
T25 |
1000 |
|
0x0A |
T26 |
18000 |