how does SMS(short message system) input work ?

Opi

hey

i have a question about SMS input.
Nowadays there are hosting services that you can via via sending an sms to a short numer. f.e. 3357

Well at least its possible here in Belgium.
How does this work ?
What services does it run ?

Anyone an idea ?

Greetings

keatron

Here ya go. Read the entire page.

http://en.wikipedia.org/wiki/Short_message_service

Opi

Thank you keatron

woodworm

Another one ...

http://electronics.howstuffworks.com/sms.htm