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Black Box®LB1350A/LB1351A
37
Troubleshooting
Symptom
Probable Cause
Remedy
Ready LED doesn’t
turn on
Device is not
powered up
Check the power cable connection
inside the box.
Configuration menu
isn’t readable or
doesn’t appear at all
Problem with serial
cable or terminal
Check the serial cable and the
settings of the terminal.
No SNMP response
from the manager
Wrong IP address
settings
Check the IP address on the
configuration menu. Try to use the
“ping” command. If there is no ping
answer try to check the Ethernet
cable (you can check the Link
LED).
No traps Trap destination IP
address not
configured properly
Check for the manager’s IP
address in the trap destination on
the configuration menu.
Device doesn’t
appear in the MIB
browser
MIB file not installed
properly
Make sure you have copied the
MIB file to the proper location in
the manager station; make sure
the MIBs are compiled with the
new file.