› VitalPBX Community Support › General Discussion › How to build a Custom Trunk like in FreePBX? › Reply To: RE: How to build a Custom Trunk like in FreePBX?
OK. I’m trying to add a trunk to connect to Google SIP and they use a custom dialstring to accomplish this… So how would you setup a custom dial string to act as a trunk?
Note: The guide I’m using is here –> http://www.dslreports.com/forum/r32037680-PBX-GVSIP-for-FreePBX