User Manual

BV10-100 and BV10-1000 85
11 Troubleshooting
Solving Common Problems
Before calling EXFO’s technical support, please read the following
common problems that can occur and their respective solution.
Problem Possible Cause Solution
Optical Laser LED is off and
the SFP is not generating the
signal.
There is a configuration
mismatch between the
inserted SFP and the rate
selected for the test.
Ensure that the SFP is
supporting the rate used for
the test.
The SFP is not compatible
with the BV10-1000.
Ensure to use a compatible
SFP.
CLI command returns:
Operation failed,
address/netmask not
permitted. Same subnet as
other interface.
LAN and TEST ports IP
addresses are under same
subnet or within its range.
Make sure to define IP
addresses under different
subnet range.