From the net10 support website it looks like you are using settings for the t-mobile sim. here's what they have for the at&t sim: field settings.
After many attempts finally works data settings: apn: wap.tracfone user name: net10 password: blank proxy server (url) : proxy.tracfone.com proxy port:.
Apn settings for at&t samsung galaxy s4 with net10 at&t sim card . name: net10 apn: tfdata port: 80 mmsc: http://mmsc.cingular.com mms proxy: wireless.
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800 x 801 · 379 kB · png, How to Set up Net10 Wireless Data and MMS on Your Nexus 5 Running
Updated: setup straight talk & net10 data mms, Straight talk net10, part tracfone, mobile virtual network operators (mvnos ), offer prepaid unlimited talk, text data plans.
Net10 byop apn settings - android forums, I phones sharing net10 & byop sim card wanted share apn settings, vary device ,.
How update data settings - net10 wireless, How update data settings. enter information receive instructions update phone' settings. needed send mms access .