A Multi-Tenant PBX for Cloud PBX Service Providers, MVNOs

The world’s most powerful Unified Communications solution, empowering businesses of all sizes to scale seamlessly with calls, messages, sharing, and meetings across devices.

Ebook

An integrated solution drives competitive advantage in communications

Open API Solution with Flexible App Integrations

With one solution for all your out-of-the-box and programmable voice, SMS, messaging, video, sharing, and AI needs, you can streamline workflows and build custom apps to fit the unique needs of your business.

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Multi-Tenant PBX Phone System Solution

Reply on our Multi-Tenant PBX to effortlessly launch and scale your Cloud PBX, UCaaS, CPaaS, and CCaaS business, delivering unified communications features—all from a single, powerful platform in just minutes.

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Business Phone App

PortSIP ONE is designed for cloud PBX, UCaaS solution that lets you make calls, have video meetings, and SMS/WhatsApp messages, all from one place. Connect your team members and clients with exceptional call quality, whether they’re using desktop, Web Browser, iOS, or an Android phone.

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What is CPaaS? Communications Platform as a Service Explained

Communications Platform as a Service (CPaaS) is a cloud-based model…

The Advantages of PortSIP PBX vs. Other PBXs

The realm of communication technology is expanding at a breakneck…

Multi-tenant PBX: Genuine or Pseudo?

Many PBX vendors claim to offer multi-tenant PBX solutions. However,…

Cloud PBX Phone System for Service Providers

Cloud PBX has gained significant popularity in today’s cloud…

All your conversations, all in one place

Seamless communication and collaboration—anywhere, anytime.
Our flexible features are designed for effortless setup, easy adoption, and limitless scalability.

portsip-one-all-5 | Multi-tenant PBX for Cloud PBX Service Providers and MVNOs

Experience reliable business communications

PortSIP delivers modern communications for organizations of all sizes. From small businesses to service providers, brands across the world rely on PortSIP to stay connected, secure, and compliant — from anywhere.

PortSIP PBX is specifically designed for service providers and MVNOs to run Cloud PBX, UCaaS, CPaaS, and CCaaS.

Unified Communications for your future-ready enterprise

Hundreds of unified communication features—like call routing, SMS, WhatsApp, team messaging, contact center, and voice and video meetings—all in one powerful multi-tenant PBX that runs on your infrastructure or on Azure, AWS, GCE.

SBC
Virtual Receptionist
Ring Group
WebRTC
Central Contacts
SMS/WhatsApp Message
Reports & Analytics

Contact Center
Video Meeting
Call Park & Hotdesking
Teams Direct Routing
Microsoft 365 Integration
SSO
Zero Touch Provisioning

Communications APIs: Be there, build that

PortSIP PBX offers multichannel communication APIs to integrate voice, video, chat, SMS/WhatsApp, and more into your apps and platforms with minimal coding, empowering your business with AI effortlessly.

Switch to reliable modern business communications

Launch your Cloud PBX, UCaaS, CPaaS, CCaaS business today

An experience you can trust

Real multi-tenant architecure

The only true multi-tenant PBX, unlike other PBXs that are multi-instance. Eliminate complex hardware configurations and resource-heavy requirements. Grow like never before by efficiently managing multiple clients with PortSIP’s multi-tenancy architecture, supporting up to 10,000+ tenants.

Reliability & Scalability

All deployed and managed virtually by Docker, scaling is easy and takes just a few minutes. Enterprises worldwide rely on PortSIP’s proven 99.999% uptime, robust, scalable solutions that support up to 50,000+ online users in a single deployment.

One central admin portal

This single-pane-of-glass interface provides a centralized view of all your tenants and PortSIP PBX services. You can easily manage user accounts, devices, dealers, tenants, and more. It also offers detailed analytics and performance metrics, providing insights into resources, call activity, and user behavior.

Performance optimization

Every component can be scaled as a cluster to support more users and simultaneous calls. For example, media servers, queue servers, meeting servers, IVR servers, SBC, and IM servers enable PortSIP PBX to deliver top-tier performance, protecting your investment.

Thorough data and analytics

Provide detailed user status, call status, CDR, recordings, reports, audit logs, and event logs, offering insights into your business to help you make informed decisions for the next steps.

White-label rebranding

Our rebranding tools let you fully private-label your PBX and Cloud PBX services. Customize the user agent, theme, logo, name, links, icons, and apps—all on your own, with no need for PortSIP’s involvement. Take full control of your branding and create a unique experience for your customers.

Explore product innovations

PortSIP architecture for enterprise grade

Modern and enterprise-grade architecture

For service providers, a cloud PBX must support a large number of users and handle high volumes of calls. Typically, a cloud PBX should be based on a multi-tenant architecture, allowing the service provider to set up a single PBX installation that can serve a large number of tenants, users (extensions), and calls.

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For UCaaS/CPaaS/Cloud PBX providers and MVNOs

Transform how you communicate and collaborate—anytime, anywhere—with a solution designed to meet your unique needs out of the box. Our flexible features are easy to set up, simple to adopt, and scale effortlessly to grow with your business. Launch your cloud PBX, UCaaS, CPaaS, CCaaS business today!

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Elevate productivity with integrations

PortSIP is an Open API Solution offers programmable APIs for voice, SMS, messaging, video, data, and AI integration, unlocking the full potential of your communications. Our flexible, scalable, and future-proof solutions empower enterprises to meet evolving needs with ease.

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