Verilink PRISM 3010 Dual DSX-1 (34-00250.2) Product Manual - Manual (Page 15)

Maintenance Screen 9
Maintenance
Screen The Maintenance screen (Figure 3-4) allows performing test and maintenance
functions on the T1 circuit. BERT is performed by using on-board test facilities.
No other test equipment is needed. Actions initiated by each field are detailed in
the following paragraphs.
Figure 3-4 Maintenance Screen
Clear Tests Pressing Enter clears all tests and any line loops that have been initiated.
Clear Alarms Pressing Enter causes all near-end alarms to be cleared.
Test Loops Loop status changes can be made only when the BERT function is not in the active
mode. The type of loop is chosen by toggling the spacebar and is executed by
pressing Enter.
T1 Loop Used to select the test loops to initiate. The normal operating mode and available
loopback options are detailed in Loopbacks beginning on page 10.
T1 Unloop Pressing Enter takes down the specified loop.
Far LLB This field selects if the in-band Line Loop Code is either Framed or Unframed.
The default is Unframed.
Port Loop Used to loop a high-speed DTE or a Dual DSX port at the near end (see
Port Loop on page 12. Far-end loops activate using V.54 loop codes. To enable the
V.54 function, refer to chapter Terminal Operation, section Fault and Loop Status
of the 3030 or 3060 reference manual.
Port Unloop Pressing Enter takes down the specified loop from the selected port.
3030 DSU x.xx/x.xx PRISM 3030 Date: MM/DD/YY
No Far End Response (Unit Address: 23) Time: HH:MM:SS
----------------------------- ELEMENT MAINTENANCE ------------------------------
BERT: [3A NET]
(CLEAR TESTS) Pattern: [QRSS]
(CLEAR ALARMS) Test Length: [15 min]
T1 Loop: [NET PLB] Pattern Sync: NO TEST
T1 Unloop: [NET PLB] Elapsed Time: 01:15:00
Far LLB: [Unframed] Bit Errors: 5
Port Loop: [3B NEAR ] Errored Seconds: 3
Port Unloop: [3B NEAR ] % EFS: 97.5
(START TEST)
NET Status: OK (RESET ERRORS)
DTE Status: OOF
Near Loops: NET PLB/3A NEAR/-------/-------
Far Loops: