Intelligent SIP Trunking


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Squeeze More Life Out of Your Legacy PBX

Enjoy modern unified communications using legacy PBX equipment with Masergy’s feature-rich Intelligent Session Initiation Protocol (SIP) Trunking. Our Intelligent SIP Trunking delivers more than just connectivity, with features enabling enterprises to easily transform their voice systems into feature-rich UC to enable a truly mobile workforce.


Advanced Features From The Cloud

Masergy Intelligent SIP trunking delivers more than just call origination and termination. We deliver productivity-enhancing features utilizing an application oriented platform that delivers both connectivity and enhanced applications from the cloud. Learn More

Download Intelligent SIP Trunking Product Sheet (PDF)


sip poolingRealize Savings with SIP Pooling

Stop paying for peak load at every location. Pooling concurrent call sessions across multiple locations ensures each location can be allocated enough capacity to handle its peak load demand while optimizing the number of trunks required to support the enterprise holistically.

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sip poolingCertified Confidence

Masergy SIP Trunking is delivered with fully managed enterprise Session Border Controllers (eSBC) that have been thoroughly tested and certified to work with the industries leading PBXs. And we didn’t stop there. To ensure seamless integrations and flawless delivery, Masergy completed end-to-end certification testing with key enterprise-grade platforms.

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Enhance productivity with embedded features.

Our global UC solutions deliver a comprehensive suite of communications and productivity applications from the
cloud to your fingertips. Masergy UCaaS delivers enterprise-grade communications anytime, on any device, anywhere on the globe.


Cloud Communications

Simply Connect To Experience Real Productivity


Productivity Applications
Guaranteed Performance
Infinitely Scalable

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SIP Trunking

Advanced Features
UCaaS Integration
Trunk Pooling

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Global Presence

Global Office
Global DID
Global Gateway

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Analytics And
Service Control

Real-time Performance
Unlimited Endpoints
Cloud Based App

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