COMSPHERE 3550 Series Data Service Units
3-12 December 1996 3550-A2-GB20-20
Other Tests
The
following lists the tests available on your DSU.
Refer to the T
est Branch
section of Chapter 4 for further
test information, as well as more detail on how to
configure and operate the DSU. Refer to Appendix A to
determine how best to access each test.
Device T
est (Devic)
Local Loopback
(LL)
DTE Loopback
(DTE)
Digital Loopback (DL)
Remote Digital Loopback (RL)
Bilateral Loopback
Digital T
est
(DT)
End-to-End Test (EE)
Bit Err
or Rate T
est (BERT)
Lamp T
est (Lamp)