Create a new VoIP provider in 3cx (using any of the provider templates) then configure with the following:
- Sip Server Hostname or IP: sip.soho66.co.uk
- Sip server port: 8060
- Outbound proxy Hostname or IP: sip.soho66.co.uk
- Outbound Proxy Port (default is 5060): 8060
- STUN Server: stun.soho66.net
Enter your Soho account information in the following fields:
- External Number: ***ENTER THE DID NUMBER HERE***
- Authentication ID: ***ENTER YOUR VOIP USERNAME HERE***
- Authentication Password: ***ENTER YOUR VOIP PASSWORD HERE***
- Max Simultaneous Calls: 2
You should have been given by Soho66 (probably by email) details of your VoIP Username & Password.