When the your Access Point WAP54G Linksys really new and have never been used then simply connect the Access Point Linksys WAP54G with the Laptop or Desktop PC you are using UTP cable and connect the adapter Linksys WAP54G Access Point on electricity with Linksys WAP54G Access Point.
Note that the IP of the laptop or desktop PC with the format should be as follows: 192.168.1 .* asterisks represent the numbers 1 to 255 and not 245 because 245 is the property of Linksys WAP54G Access Point in the default IP address.
If you are not sure Linksys WAP54G Access Point have been used or not please resset first Access Point WAP54G Linksys to convince Linksys WAP54G Access Point back to the default.
How to reset Linksys WAP54G Access Point, press the button on the back of a clip or anything that could reach the buttons are small and hold up to approximately 10 seconds.
Once sure that the Linksys WAP54G Access Point back to the default settings follow the steps below.
Open the web administrator Access Point WAP54G Linksys hold on the browser type the address 192.168.1.245 in the address bar so that the dialog box appears username and password, leave the username blank and type "admin" password on the page will appear so that the settings-based Access Point WAP54G Linksys.
In the web based control panel of the access points, you can set the various settings provided by the WAP54G, such as Authentication Mode and change the default password.
When done set IP of Access Point WAP54G Linksys unplug cable is connected between the Access Point WAP54G Linksys with a desktop PC or laptop, then plug in to your network.