| ADVANCED |
ADVANCED → VoIP → Digit Map
For example, Assume
Server 1 is local ITSP
–As you make Mobile call, it will try local ITSP as first priority. Server 2 is VoIP STUN (ITSP, free to dial to some cities free charge)
–As you make long distance calls, it will try free ITSP at first. If fail, it will go through local ITSP (Server 1).
Server 3 is ITSP in UK
–As you dial to UK call, UK ITSP is first priority.
