80 Chapter 8ServicesUnder Bluetooth Services, you may enable/disable services such as FileTransfer, Information Exchange, Serial Port, Personal Network server andAudio Gateway. Tap a service from the list, then choose whether to enableand share the selected service to other devices and whether to requireauthorization as well as passkey authentication between Bluetoothdevices.• File Transfer - allows other Bluetoothdevices to have access to files on yourPocket PC and to perform file-relatedoperations such as to get files, deletefiles, etc. Tap Advanced to set a targetdirectory on your device that remotedevices can access.See the section “Remote deviceservices” for more information.• Information Exchange - allows you tospecify a contact to be sent to Bluetoothdevices when they request for yourbusiness card. Tap Advanced, then tapto choose a contact as your defaultbusiness card.• Serial Port - indicates the serial port address assignments. TapAdvanced to check the current serial port addresses. These cannot bechanged. See the section “Remote device services” for details.• Personal Network Server - allows hosting of a Bluetooth-basedpersonal area network. See the section “Remote device services” fordetails.• Audio Gateway - allows your Pocket PC to connect to a remote headsetor other audio device.