how to send sms from india to australia

From India,

hello , i want to send sms from india to australia , i have tried several times but i got failed to do so , kindly guide me to do this , i have relaince india wll mobile , next question i wanted to ask is where and how do i download free , new ringtones in my handset , i have lg 3d cdma instrument , kindly guide me and oblige