IP PBX software
Resonance Telcom SIP trunks for FreeSWITCH
Add Resonance Telcom as a gateway in FreeSWITCH and carry your calls over reliable SIP trunks.

About FreeSWITCH
FreeSWITCH is an open-source, highly scalable telephony platform maintained by SignalWire. It powers phone systems, contact centers and conferencing services of every size.
FreeSWITCH connects to outside carriers through SIP gateways defined in its Sofia profiles, which is how Resonance Telcom plugs in.
Why Resonance Telcom for FreeSWITCH
- Standard SIP settings that map directly onto a FreeSWITCH gateway definition.
- Scale channels from our portal as your FreeSWITCH platform takes on more traffic.
- Engineers comfortable with Sofia profiles, dialplans and SIP traces.
Connection settings for FreeSWITCH
Use these values when you add Resonance Telcom as a SIP trunk. Your account-specific credentials and number assignments are provided when your account is activated.
| SIP server / registrar | sip.resonancetelcom.example |
|---|---|
| Port | 5060 (UDP/TCP), 5061 (TLS) |
| Transport | UDP, TCP or TLS |
| Codecs | G.711u, G.711a, G.729 |
| Authentication | SIP registration or IP authentication |
How to configure FreeSWITCH
FreeSWITCH setup guide in progress
Step-by-step instructions for FreeSWITCH are being finalized. Contact us and an engineer will walk you through setup.
FreeSWITCH FAQs
How do I add Resonance Telcom as a gateway?
Define a gateway in your external Sofia profile using the connection settings on this page and your account credentials, then route outbound calls to it from your dialplan.
Does FreeSWITCH support TLS to your network?
FreeSWITCH supports SIP over TLS. The transports available on your trunk are confirmed when your account is activated.
Ready to move your phones to SIP?
Tell us about your phone system and how many calls you handle. We will put together a plan that fits.