IP PBX appliance
Resonance Telcom SIP trunks for Allworx
Connect your Allworx phone system to Resonance Telcom SIP trunks and keep the phones your team already uses.

About Allworx
Allworx makes on-premises business phone systems for small and mid-sized businesses. Each system is managed through a web administration portal.
Allworx systems support SIP trunks for outside lines, so Resonance Telcom can connect without replacing the system or its phones.
Why Resonance Telcom for Allworx
- Standard SIP trunk settings for the Allworx administration portal.
- Keep your Allworx phones, extensions and call flows as they are.
- Engineers who can help with trunk registration, NAT and codec settings.
Connection settings for Allworx
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 Allworx
Allworx setup guide in progress
Step-by-step instructions for Allworx are being finalized. Contact us and an engineer will walk you through setup.
Allworx FAQs
Where do I configure a SIP trunk on Allworx?
SIP trunks are set up in the Allworx web administration portal, under the outside line settings. Menu names vary by software version, and we can confirm the path with you.
Can I keep my Allworx phones?
Yes. Your phones connect to the Allworx system as they do today. Only the outside lines move to Resonance Telcom.
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.