S e t t i n g s59■ ConnectivityYou can connect the phone to compatible devices, using an infrared, or a USBdata cable (CA-53) connection. You can also define the settings for EGPRS orGPRS dial-up connections.WLAN/Wi-FiNote: Some places, like France, have restrictions on the use of wirelessLAN. Check with your local authorities for more information.This device can detect and connect to a wireless local area network (WLAN)through call over local access (UMA). This technology allows a seamless handoffof mobile voice and data from a wide area cellular network to WLAN or WirelessFidelity (Wi-Fi), so it is possible to connect at a high speed to the Internet fromvirtually anywhere.Before you can start using UMA, you must first obtain a UMA account with yourservice provider. Since this device was specially designed to detect and connectto WLAN/Wi-Fi, the proper settings should already be configured in your phone.For more information, contact your service provider.If you move the device to another location within the wireless LAN and out ofrange of a WLAN/Wi-Fi access point, the roaming functionality canautomatically connect your device to another access point that belongs to thesame network. As long as you remain within range of access points that belong tothe same network, your device can stay connected to the network.A WLAN/Wi-Fi connection is established when you create a data connectionusing a WLAN/Wi-Fi access point. The active WLAN/Wi-Fi connection is endedwhen you end the data connection.Features using WLAN/Wi-Fi, or allowing such features to run in the backgroundwhile using other features, increase the demand on battery power and reduce thebattery life.Wi-Fi radioTo turn the Wi-Fi radio on, select Menu > Settings > Connectivity > Wi-Fi >Wi-Fi radio > On.To turn the Wi-Fi radio off, select Menu > Settings > Connectivity > Wi-Fi >Wi-Fi radio > Off > Yes.