Maulal GPRS / MMS settings for Telstra Mobiles Australia. To Configure Internet in IPhone 3G/4/5, go to the main menu -> Settings-> General -> Network->Turn ON Cellular Data Network (or Mobile Data Network)-> Select Cellular Data Network -> new APN and type the following data there
Cellular Data:
APN: telstra.iph
Username: Blank
Password: Blank
MMS:
APN: Telstra.mms
Username:Blank
Password: Blank
MMSC: http://mmsc.telstra.com:8002" onclick="window.open(this.href);return false;
MMS Proxy: 10.1.1.180:80
MMS Message Size: 300000
MMS UA Prof URL: default