
| 
 | channel in the current 15 minute/ current 1 day/ previous 1 day interval. | 
| 
 | 
 | 
| NCD Count | Performance Data : | 
| 
 | Number of packets with NCD (No Cell Delineation) error. | 
| 
 | Curr15Min/Curr1Day/Prev1Day : | 
| 
 | Number of packets with NCD error received in the current  | 
| 
 | current  | 
| 
 | 
 | 
| OCD Count | Performance Data : | 
| 
 | Number of packets with OCD (Out of Cell Delineation) error. | 
| 
 | Curr15Min/Curr1Day/Prev1Day : | 
| 
 | Number of packets with OCD error received in the current  | 
| 
 | current  | 
| 
 | 
 | 
| HEC Count | Performance Data : | 
| 
 | Number of packets with HEC error. | 
| 
 | Curr15Min/Curr1Day/Prev1Day : | 
| 
 | Number of packets with HEC error received in the current 15 minute/ | 
| 
 | current 1 day/ previous 1 day interval. | 
| 
 | 
 | 
| NCD Failure Count | Performance Data : | 
| 
 | Count of all blocks received with no cell delineation(NCD) failures since | 
| 
 | agent reset. An NCD failure is declared when an NCD defect is present for | 
| 
 | |
| 
 | Curr15Min/Curr1Day/Prev1Day : | 
| 
 | Count of all blocks received with no cell delineation(NCD) failures in the | 
| 
 | current 15 minute/ current 1 day/ previous 1 | 
| 
 | day interval. | 
| 
 | 
 | 
| LCD Failure Count | Performance Data : | 
| 
 | Count of all blocks received with loss of cell delineation(LCD) failures since | 
| 
 | agent reset. An LCD failure is declared when an LCD defect persists for | 
| 
 | more than 2 - 3 seconds.(length = 4 bytes). | 
| 
 | Curr15Min/Curr1Day/Prev1Day : | 
| 
 | Count of all blocks received with loss of cell delineation(LCD) failures in | 
| 
 | the current 15 minute/ current 1 day/ previous 1 | 
| 
 | day interval. | 
| 
 | 
 | 
| 240 | IDL series User Guide | 
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 | 
 |