Eion LibraPlus 5845, User Manual, Page: 126 / 140

Corrective Action Possible Cause Indication
Check the following configuration settings:
• Station ID–Each unit must have a unique RF
Station ID
• Sector ID-CPE must have the same as the AP
in their sector
• Synch ID-CPE must have the same as the AP
• Center frequency–Units must have the same
center frequency to communicate
• IP address/subnet mask–Incorrectly configured
IP addresses result in units being unable to
communicate. Check that IP addresses are
unique for each unit within a subnet and that the
correct subnet mask is being used.
Configuration problems No communication
between units
• Check the maximum remote distance configura-
tion setting
Distance Poor Link Perform-
ance
• Excessive Bit errors and processing errors Excessive Bit errors and pro-
cessing errors
• Check LOS for obstacles such as trees
• Change alignement of antenna to take advantage
of beneficial multipath signals
• Move antenna to better location or remove
obstacle if possible
Signal absorption
Set units from different systems in the same geo-
graphical area to different center frequencies –
overlapping wavelengths from other systems will
degrade performance Interference
Output power from one unit can overpower anoth-
er, colocated, radio, even if units operate on differ-
ent channels Overpowering Colocated Unit
• Change IP filtering to enable SNMP IP filtering configured incor-
rectly for SNMP SNMP can’t be ac-
tivated
• Reload the software image using ftp Incorrectly upgraded software New configuration
will not take
Contact EION, Inc. for information about how to
re-enter your system. Units will need to be reset Invalid Passwords Unable to access
main configuration
menu
Bench test unit Faulty unit Unit will not oper-
ate
• Reload unit software Corrupt unit software
Table 7.1. Troubleshooting Chart
116
Troubleshooting