| Table 8. Monitor Screen Descriptions (Continued) |
|
|
Field | Description |
|
|
UAS Count | Unavailable |
| a |
|
|
Frame and Code Type |
|
ESF | Type of DS1 framing used on the input stream (SF, ESF, or UNFR). |
B8ZS | Type of DS1 line coding used (B8ZS or AMI). |
|
|
HDSL4 Errors |
|
ES Count | Errored |
| error. This value is a running total of the last 24 Hours. |
SES Count | Severely Errored |
| or one or more LOSW defects. (An LOSW defect occurs when at least three consecutive HDSL |
| frames contain one or more frame bit errors.) This value is a running total of the last 24 hours. |
UAS Count | Unavailable |
| 10 contiguous HDSL SES and is retired after 10 contiguous |
| running total of the last 24 hours. |
|
|
ID | Circuit identification number. |
|
|
INSL | Insertion |
|
|
LA | Loop |
| (OPAM) transmission pulse from the distant end. Proper HDSL4 loop operation requires that this |
| value be less than 34 dB. This value differs from the insertion loss value of a conventional 196 kHz |
| signal. |
|
|
LPF | Line Power |
|
|
M | |
PL (or HG) | PL displays when the loopback was initiated by a command embedded in the DS1 data path |
| payload (PL). HG displays when the loopback was initiated from a HDSL Generic (HG) front panel |
| or by a maintenance terminal loopback command. |
|
|
PRM | The sum of the Performance Report |
| |
|
|
System Status | The presence or absence of an alarm condition is indicated on the lower right corner of all screens. |
| System: OK indicates that there are no alarms present; System: Alarm indicates the presence of an |
| alarm. Refer to “Using the Performance Screens to View Alarm Data” on page 35. |
|
|
September 12, 2003 | 27 |