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Signaling Addresses Enhanced SIP Services


This document contains all the IP addresses that addresses uses Signaling on our Enhanced SIP Services.

Traffic TypePrimary IPSecondary IPTertiary IPQuaternary IP
Conversational Termination45.40.112.10 45.40.113.10 45.40.114.10 45.40.115.10
Origination45.40.112.20 45.40.113.20 45.40.114.20 45.40.115.20
Origination (Legacy)169.55.60.4 169.55.60.7 N/AN/A
IP Addresses For Enhanced SIP Services

Disclaimer: Our Legacy Origination network is in the process of being decommissioned, however due to some regional provisioning requirements call may still be routed from these IP. As a good best practice, we suggest authorizing inbound origination from both sets of addresses.

As for termination services, all outbound Enhanced SIP Services are provisioned using sip credentials and require a authentication realm to be provided. The registration and outbound Proxy Address is p.sip.oneuc.com.

The Conversational Termination addresses are only used in the event

If you require any clarification or have any questions, please contact our support staff and we will gladly assist you.

Support: 833-464-4111 OR support@oneuc.com

Frequently Asked Questions

Q: Does VoIP Innovations support SIP over TCP or UDP?

A: Our Platform supports SIP over both TCP and UDP.

Q: Which IP addresses will I receive audio/RTP traffic from?

A: VoIP Innovations does not proxy the audio of your calls. You will exchange audio/RTP directly with our underlying carriers’ media gateways. For incoming audio, we recommend opening UDP ports 10,000 to 60,000. For outbound audio, we recommend making firewall provisions to send audio to UDP ports 6,000 to 65,000.

Updated on December 12, 2022

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