Maintenance Services

PortSIP service support is designed to save you time and money, which is available 24X7.

As a VoIP products / Solutions supplier with over 10 years of experience, PortSIP has acquired a deep understanding of what it takes to accomplish a successful solution implementation and maintain a quality system. This knowledge has been garnered and refined over the years in numerous different deployment scenarios for customers of small, medium, and large size.

PortSIP Services

Support Procedures

Maintenance Services are available via email and phone, including:

  • Help on configuring PortSIP products and questions in relation to its operation and development
  • Troubleshooting of PortSIP products
  • Help with configuration of supported phones and VoIP Providers
  • Analysis of SIP logs in case of interoperability issues
  • Help on configuring your firewall to work with PortSIP products


Each new license includes one year warranty of free maintenance. Maintenance requires correct end-user details, otherwise it will not be activated.

A maintenance package(technical support, bug fixes, version upgrading) entitles you to free updates of any new versions released. After the first year, you must purchase maintenance WITHIN 30 days after maintenance expiry to continue receiving these benefits.

If you do not renew your maintenance and wish to update to the latest version released, you will have to buy the license again.


Top Reasons For Choosing PortSIP

Not forked from open source PBX

Instead of being forked from open source PBX, PortSIP PBX is developed by PortSIP team, which offers high-performance, enables handle 10K simultaneous calls per server that's easy to host the cloud PBX.

Full White Label Solution

PortSIP can help you get a white label solution. Our rebranding feature allows you to fully private label your PBX and cloud PBX service and make it your own, including user agent, logo, name, link, icon, apps. You can focus on the marketing, sales and billing of your services and we'll take care of the rest!


PortSIP PBX is capable of handling 10K simultaneous calls per server, and offers genuine multi-tenant capabilities, which allow service provider to host only one PBX instance to provide virtual PBX services to customers.

Business Collaboration

PortSIP PBX keeps your organization connected with seamless collaboration across distributed teams. No matter where employees are located, organizations are seeking stronger employee engagement and customer experiences to enable more productivity and greater business agility.

Rich Communication Services

PortSIP PBX provides Rich Communication Services, which enables the app  to sharing screen, sending files, pictures, voice and video messages as it works like WhatsApp.

Integrated SBC

The PortSIP Session Border Controller (PortSIP SBC) provides best in class communications security with the convenience of deployment from popular virtual machine platforms such as Azure and AWS.

Direct Routing for Microsoft Teams

PortSIP SBC support Direct Routing for individual enterprise Teams tenants, as well as for multitenancy scenarios (hosted service provider model). In both cases, PortSIP SBC can deployed as virtualized or cloud native solutions in private or public clouds (e.g. Azure and AWS), or as on premises appliances.

Enabling WebRTC Based Clients

PortSIP SBC provides a bridge between Voice over Internet Protocol (VoIP) networks and the latest web services. It performs a number of federation services to transform SIP communications into WebRTC or vice versa.

Video Conferencing

PortSIP PBX integrated the Video Conferencing, it works like ZOOM, you can easy to join conference or invite the participant by one click.  the SIP standards video conferencing and collaboration solution that transforms your communications, increases productivity, slashes travel expenses, boosts customer service and propels sales!