On-Premise IP PBX System
A reliable, secure, and feature-rich IP PBX system for SMBs. Unify Business communication and customer engagement in one platform.
Flexible Modular Design. IP PBX Scalability Made Easy.
The telephony interfaces are completely modular and customizable. Use telephony modules, expansion boards, and DSP modules to easily add more telephony interfaces and expand system capacity.
Telephony Modules
Add Telephony Interfaces
Expand System Capacity
The perfect blend of IP PBX reliability, flexibility, and security
- Intuitive user interface: easy to adopt, use, and manage
- Queue Callback, call flip, call recording, and more
- Compatibility tested with 120+ ITSPs worldwide
- IP Phone Auto-provisioning support for 270+ models
- Seamless interoperability with PSTN, ISDN, E1/T1/PRI, and analog
- Hot Standby: dual-server redundancy with real-time data sync
- Multi-layer security measures: 2FA, Auto & Static Defense, etc.
Explore our IP PBX lineup. Find the perfect fit.
- Base Users / Max Users 50
- Max Concurrent Calls 25
- Max FXS Ports 8
- Max FXO/BRI Ports 8
- Max GSM/3G/4G Ports 4
- Max E1/T1/J1 Ports – 0
- Base Users / Max Users 100 / 200
- Max Concurrent Calls 30 / 60
- Max FXS Ports 8
- Max FXO/BRI Ports 8
- Max GSM/3G/4G Ports 4
- Max E1/T1/J1 Ports 1
Voice, video, message, customer experience, in one IP PBX.
Linkus UC Clients
Feature-rich UC app for seamless collaboration. Available on web, desktop, and mobile.
Operator Panel
Gain real-time visibility into call flows. Dispatch calls with easy drag-and-drop.
Call Center Console
Equip agents and supervisors with useful tools like IVR, Operator Panel, Wallboard, and more.
Remote Working
Work from anywhere and stay connected with secure remote access.
Omnichannel Messaging
Go beyond just voice. Engage customers through SMS and WhatsApp messaging.
Video Conferencing
Meet face-to-face through HD audio and video.
Powerful Integrations, Streamlined Workflows
Easily streamline your workflows and empower your teams with ready-made integration with Microsoft Teams, popular CRMs, helpdesks, hotel PMS, and other business platforms.
You also get the ultimate flexibility to build your own with our open APIs.
On the Cloud,
Managed by Yeastar
Take P-Series PBX for a test drive with an easy-to-start free trial. Up and running today with instant access to premium PBX features.
On Your Own Server,
Self-hosted
Get a free trial license, install the PBX ISO on your server, and start exploring our amazing P-Series PBX features.