AT&T Name: AT&T APN: wap.cingular Proxy: leave blank Port: leave blank Username:WAP@CINGULARGPRS.COM Password:CINGULAR1 Server: leave blank MMSC: http://mmsc.cingular.com MMS Proxy: wireless.cingular.com MMS Port: 80 MCC:310 MNC:410 (note. this could also be 310, 41 or 15) APN Type: leave blank T-Mobile APN: wap.voicestream.com or internet2.voicestream.com User Name And Password: g