User manual

Chapter 4 GUI Software
84
Here is a review of the loop back functions available for the E1/T1 line card.
Figure 4.25 E1/T1 Loop Back Functions
Figure 4.26 Fiber Loop Back Functions
LLB
Local
loopback
Remote Side
Local Side
RLB
Remote
loopback
Remote Side
Local Side
RRLB
Request
Remote
loopback
Remote Side
Local Side
LLB
Local
loopback
Remote Side
Local Side
RLB
Remote
loopback
Remote Side
Local Side
RRLB
Request
Remote
loopback
Remote Side
Local Side