Package gnokii

Linux/Unix tool suite for various mobile phones

http://www.gnokii.org/

Gnokii provides tools and a user space driver for use with mobile
phones under Linux, various unices and Win32. With gnokii you can do
such things as make data calls, update your address book, change
calendar entries, send and receive SMS messages and load ring tones
depending on the phone you have.

General Commands
Command Description
gnokii tool suite for mobile phones
sendsms command line tool to send SMSes using gnokii
System Administration
Command Description
gnokiid create a virtual modem for old Nokia mobile phones
mgnokiidev links /dev/gnokii to a virtual modem