Appendix A: Troubleshooting - CNET CWR-854 User Manual

Appendix A: Troubleshooting

Symptom
Inability to connect physically
Possible Causes
• Incorrect or incompatible
wireless network configuration.
For example, shared key
authentication is configured on
the wireless AP/Router and the
wireless client is attempting
open system authentication
• Inadvertent media access
control (MAC) address filtering
• The wireless network name
is not visible
• The wireless AP/Router and
wireless network adapter are
not using the same 802.11
standard (for example, you are
using an 802.11a network
adapter and a 802.11g
wireless AP/Router)
• Radio frequency (RF)
interference from nearby
devices such as cordless
phone and Bluetooth devices
• Wireless client is at the
periphery of the RF range of
the wireless AP/Router
• Improperly functioning or
outdated wireless network
adapter driver
48
Things to Do
• Verify that the wireless
network configurations
between the wireless client
and wireless AP/Router are
compatible.
•Using utility "Ipconfig":
1. Click Start > Programs and
select Command Prompt.
2. Type ipconfig /all at the
command prompt.
3. Write down any
configuration information you
will need. At a minimum it will
be the IP address of your
computer and the Default
Gateway.
Make sure the client's IP
network is same as your
AP/Router.
• Use the same 802.11
standard for wireless
AP/Router and wireless
network adapter.
• Remove the devices which
cause the interference.
• Move the wireless client
which is at the periphery of the
RF range more closer to the
wireless AP/Router..
• Obtain and install the most
recent version of the wireless
network adapter driver.