Yo Kid...you sending MMS? I can't get mine to send for shit...what's your settings?
I'm using:
NAME: T-Mobile US
APN: epc.tmobile.com
PROXY: Blank
PORT: Blank
USERNAME: Blank
PASSWORD: Blank
SERVER: wap.voicestream.com
MMSC:
http://mms.msg.eng.t-mobile.com/mms/wapenc
MMS PROXY: 216.155.165.50 <--------- THE .50 is the major change i found.
MMS PORT: Blank
MCC: 310
MNC: 260
AUTH TYPE: NONE <--this is another changed setting. do not leave blank.
APN TYPE: default,supl,mms <-- This also seems to be important.