SIP trunking
Browse SIP trunking articles.
- Connect 3CX with a SIP trunkRegister your 3CX phone system to the PBX with a SIP trunk so it can make and receive calls.
- Connect FusionPBX with a SIP trunkRegister a FusionPBX gateway to the PBX with a SIP trunk so it can make and receive calls.
- Connect Retell AI with SIP trunksSend calls to a Retell AI voice agent and let it make outbound calls on your numbers.