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Observer® Software and Wireless LANs
Wireless Observer Troubleshooting
Most problems with wireless analysis are the result of problems unrelated to
the Observer software or its configuration, such as unconfigured or
incorrectly configured WEP keys. Make sure that you have the wireless NIC
working with your network as described in the vendor supplied manuals
before you install Observer or the Network Instruments custom NIC driver.
The table below describes some problems that you might run into, their likely
causes, and the remedies to correct the problems.
Symptom
Observer does not display
any protocol or IP statis-
tics.
Expert Analysis doesn't
display anything.
Network drive becomes
disconnected after running
Observer.
Wireless NIC becomes dis-
associated after running
Observer
18
Observer User Manual Addendum (Wireless)
Possible Cause
WEP not activated, or incor-
rect WEP key(s).
WEP not activated, or incor-
rect WEP key(s).
This can happen when you
reconfigure the driver (either
through vendor utilities or
Windows) while Observer is
running.
This can happen when you
reconfigure the driver (either
through vendor utilities or
Windows) while Observer is
running.
Remedy
Configure the WEP key(s).
Configuring
See
Observer for Wireless
Operation on page 6
this manual.
Configure the WEP key(s).
Configuring
See
Observer for Wireless
Operation on page 6
this manual.
Use Explorer to reconnect to
the drive.
Re-install and configure the
Network Instruments wire-
less analyzer driver.
of
of
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