Simple Mobile APN settings for Ubuntu
Simple Mobile Internet & MMS APN settings
Go to Network and open Cellular settings...
Select Carrier & APN and turn Cellular data. Open APN
For internet settings create Custom Internet APN and enter below information.
Internet APN: simple
User name:
Password:
Authentication:
Protocol: IPv4
Click Activate
For MMS settings create Custom MMS APN and enter below information.
MMS APN: simple
MMSC: http://smpl.mms.msg.eng.t-mobile.com/mms/wapenc
Proxy:
Proxy Port: 80
Username:
Password:
Authentication:
Protocol: IPv4
Click Activate
On Ubuntu, APN settings should be entered in correct case. For example, if you are configuring your APN setting with Simple Mobile Internet & MMS APN settings configuration above, make sure you enter APN as simple and not as SIMPLE or Simple.