Verilink DIU 2131 (880-502765-001) Product Manual - Manual (Page 25)

Diagnostics and Troubleshooting
Verilink User Manual 4-5
3. Press E NTER to exit the screen.
4. The screen updates every second to display the status. Status
information is not stored.
LL
(Local Loop)
ON: DTE is requesting a Local Loopback by
asserting the designated lead on the synchronous
serial interface
OFF: the DTE is not requesting a test
RL
(Remote Loop)
ON: DTE is requesting a Remote Loopback by
asserting the designated lead on the synchronous
serial interface
OFF: the DTE is not requesting a test
TM
(Test Mode)
ON: DIU is in any test mode
OFF: the DIU is not in any test
Field Description