Acculink DSU/CSU Data Service Unit Models 3160-A4, 3161, 3164-A2, and 3165-A4 Operator's Guide

8. Testing
3160-A2-GB24-10 March 2001
8-23
Displaying DSU/CSU Test Status
Use the Test Status command to display the active tests for the DSU/CSU. Status
messages that can display on the front panel LCD are listed in Table 8-4, Test
Status Message.
Procedure
To display test status:
1. From the top-level menu screen, select Stat.
2. From the Status screen, press the key until the TStat selection appears on
the screen.
3. Select TStat.
The Test Status screen appears showing you what tests are active for the
DSU/CSU.
Table 8-4. Test Status Message
Message Description
1–8 Test Active A 1-in-8 test pattern is being sent on the network interface.
511 on Port
n A 511 test pattern is being sent to the network on the channels
allocated to port
n .
DCLB on Port
n Port n is in a Data Channel loopback.
DLB Test Active The DTE Drop/Insert (DSX-1) port is in DTE loopback.
DLB Test, Extrn The DTE Drop/Insert (DSX-1) port is being held in DTE loopback by
the external contact.
DTLB on Port
n Port n is in a Data Terminal loopback.
Lamp Test Active The Lamp test is currently active.
LLB Test Active The network interface is in Line loopback.
Mon 511, Port
n A 511 test pattern is being monitored on the channels allocated to
port
n .
Mon QRSS, Net A QRSS test pattern is being monitored on the network interface.
Mon QRSS, Port
n A QRSS test pattern is being monitored on the channels allocated to
port n .
No Test Active No tests are currently active.
PLB Test Active The network interface is in Payload loopback.
RLB Test Active The DTE Drop/Insert (DSX-1) port is in Repeater loopback.
QRSS on Net A QRSS test pattern is being sent on the network interface.
QRSS on Port
n A QRSS test pattern is being sent to the network on the channels
allocated to port n .
F1
F2
F3
Status:
STest Perf TStat