sms config

Hi All,

I need to configure SMS in 4.7 where in

1.I need to send a sms from so01.(manually)

2.When a sales order that has been created and been saved, this should trigger an automatic sms confirmation to be sent out.

Wt r the Prerequities to b done.

Should i seperate sms server for this

Wt r steps to b done in scot

Abap code?

Function modules?

How to giv the exact URL in smtp configuration...

The webservice for SMS

..

Plz expain me clearly ...even though i hav gone thru many forums n notes n sdn notes its confusing

Thanks a lot in advance

Malti