Fix unit for Network traffic

[NilsJord]

Has this issue been covered in the Wiki?

• I have read the Wiki and my issue is not covered.

Is there an existing issue reported already?

• I have searched the existing issues, it does not exist.

Describe the new feature you would like

Now: Unit for Network traffic changes between Kbps and Mbps
Request: A setting to have it fix on Kbps or Mbps so it does not change all the time