• V20: 3CX Re-engineered. Get V20 for increased security, better call management, a new admin console and Windows softphone. Learn More.

Search results

  1. 3CX and A1 Provider Austria

    Hello, I have an A1 over IP SIP line in the 3CX. Inbound calls are working, outgoing calls not. The Settings are: SIP Provider generic Sip-Server: a1.net Port: 5060 Outgoing Proxy: centrex.a1.net Port: 5060 External Nr: 0664xxxxxxx Auth ID MichaelMueller Password: xxxxx 3 way...
Get 3CX - Absolutely Free!

Link up your team and customers Phone System Live Chat Video Conferencing

Hosted or Self-managed. Up to 10 users free forever. No credit card. Try risk free.

3CX
A 3CX Account with that email already exists. You will be redirected to the Customer Portal to sign in or reset your password if you've forgotten it.