tsemgr is a GTK+ application to manage the SonyEricsson T68 mobile phone. It allows you to read and send short messages (sms), view and edit the phonebook, upload files via IrDA and Bluetooth, and turn your phone into a remote control for your Linux box.
Gnome Phone Manager is a panel applet that ca do:
Display on-screen alert when text message (SMS) arrives
Text message (SMS) sending facility
Sends cluepackets to Dashboard about incoming messages (if it's installed)