D-Link DWL-7200AP Manual page 58

Troubleshooting (continued)
2. The wireless client cannot access the Internet in the
Infrastructure mode (continued).
Check to make sure that the router in your network is functioning properly

by pinging it. If the router is not functioning properly, it will not connect to the
Internet. If you need to find out how to ping network devices, please refer to
Checking the Wireless Connection by pinging in the Networking Basics
section of this manual.
 Check to make sure that the DNS server in your network is functioning
properly by pinging it. If the DNS server is not functioning properly, you
may be unable to access the Internet. Typically, your ISP (Internet Service
Provider) will be able to give you the DNS server information.
3. Check that the drivers for the network adapters are installed
properly.
You may be using different network adapters than those illustrated here, but this
procedure will remain the same, regardless of the type of network adapters you are
 Go to Start > My Computer >
Properties

Select the Hardware Tab

Click Device Manager
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