User guide

Monitoring and Management 4-3
4
To clear the counters:
1. Press c.
2. Press y to conÞrm after the system prompt (press any other key to take no
action.):
Do you really want to clear the error counters (Y/N)?
Any status related to the counters may take up to a minute to clear. Error
Free Seconds goes to 100%, values below CRC Errors are set to 0.
Menu-1 Main Status Parameters
All parameters in Menu-1 are read-only.
Unit Status
Unit Status shows if the DSU/CSU is operating normally of if any special conditions
exits.
Table 4-1 Unit Status
Condition Description
Normal No abnormal conditions exist
Self Test Unit is running self test.
DTE
Loopback (full, AUX, DATAn) Unit is in DTE loopback
Net Loopback (full) Unit is in network loopback.
Send User 1
(full, AUX, DATAn) Unit is sending User 1 pattern.
Send 1:4
(full, AUX, DATAn) Unit is sending standard loop up remote
code continuously.
Send QRW
(full, AUX, DATAn) Unit is sending QRSS code.
Send All 1Õs
(full, AUX, DATAn) Unit is sending all ones signal.