Use this link to go to the info needed to enable MMS and tethering.
http://www.tomjarvis.com/457/iphone-3g-os-3-0-t-mobile-uk-all-working/comment-page-1/#comment-213
Stick with it- you may need to reset and reinstall the settings, but it does work. Not tried tethering yet, but mms is great!
NOTE: the help.benm.at also has generic settings for other carriers in a variety of countries. Up to you guys if you want to give them a go!
http://www.tomjarvis.com/457/iphone-3g-os-3-0-t-mobile-uk-all-working/comment-page-1/#comment-213
Stick with it- you may need to reset and reinstall the settings, but it does work. Not tried tethering yet, but mms is great!
NOTE: the help.benm.at also has generic settings for other carriers in a variety of countries. Up to you guys if you want to give them a go!