ROK Mobile APN settings for Ubuntu
ROK 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: wholesale
For MMS settings create Custom MMS APN and enter below information.
MMS APN: wholesale
On Ubuntu, APN settings should be entered in correct case. For example, if you are configuring your APN setting with ROK Mobile Internet & MMS APN settings configuration above, make sure you enter APN as wholesale and not as WHOLESALE or Wholesale.