1 - Detect when we are in-call
2 - Mark tav as valid or invalid based on that
3 - Log %EM=2,6 as per request of Iztok
8 - Use non-blocking dbus methods
9 - Map of one (or more) CGIs (MNC-MNN-LAC-CELLID) which shows rxlev as color, can help pinpoint visually where is the antenna
10 - Upload data to server