Multi-tenant PBX for Cloud PBX Service Providers and MVNOs

Release Date: July 9, 2026

PortSIP SBC v11.2.7 is a maintenance release focused on updating the root certificates required for Microsoft Teams Direct Routing.

Microsoft has announced chang...

Release Date: July 7, 2026

PortSIP PBX v22.6.1 is a maintenance release focused on bug fixes.

This release addresses issues identified in production deployments and further improves platform reliability for service providers delivering UCaaS, CCaaS, and Cloud PBX services at scale.

 

New Features & ...

June 3, 2026 – PortSIP, a global leader in Unified Communications (UC) solutions for cloud and on-premises environments, today announced a new partnership with Sinch, a leading provider of cloud communications and SIP trunking services.

The partnership follows the successful completion of interoperability testing betwee...

Date: July 1, 2026

PortSIP PBX v22.6 is a feature and maintenance release that introduces stronger security controls, improved IP phone provisioning, enhanced call routing, more flexible recording management, expanded messaging capabilities, and new contact center improvements.

This release adds voicemail PIN veri...