Diagnosing Problems - 3Com 3CRWE776075 Owner's Manual

Symptom The Access point has a yellow exclamation point (!) next to it in the
Wireless Infrastructure Device Manager.
Solution (s) The Access point is on a different subnet than the computer
attempting to configure it.
To recover from this situation and continue configuring the
Access point:
1 Close your browser.
2 Return to the 3Com Wireless Infrastructure Device Manager and
click Refresh.
3 Select the device and click Configure to start a new configuration
session.
4 Make sure the subnet address matches that of the computer.
Symptom Two Access points cannot communicate in ad-hoc mode.
Solution (s) Adjust the positions of the Access points to improve reception.
To ensure correct operation in ad-hoc mode, the settings on the
two Access points must match exactly.
Launch the Access point Configuration Management System and
make sure that the Wireless LAN Service Area, channel selections,
Data Preamble setting, and security setting are the same on both
Access points.
Symptom You are running Windows NT. After you connect the Access point,
your computer cannot obtain a valid IP address.
Solution (s) The Access point configuration settings may not be compatible
with the network. If they are not, and your Windows NT computer
is set up to obtain its IP address from a DHCP server, the Access
point is unable to associate with the network to obtain the IP
address.
To work around this, set a static IP address on your computer. Then
set the Access point configuration to match the network. When
the Access point is able to associate, reset your computer to obtain
its IP address from the DHCP server. If the Access point should also
obtain its IP settings from the DHCP server, make sure this is

Diagnosing Problems

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