Welltech ePBX-100A-128 - Manual (Page 100)

100
5.1.6 All of the Extensions can call out to Mobile Phone via ITSP.
Now we set ePBX-100A-128 to register an account 070070 to an ITSP, and we hope the outbound call
with mobile phone number should be route to ITSP to reduce the cost.
Internet
ITSP
0922123123
EXT 101 EXT 102
PSTN