P-Series PBX System
Software Edition

P-Series PBX System Software Edition



A Complete UC Solution
Designed for Your Own Hardware or Virtual Server

Meet all your communications needs in a single platform while taking complete control. Yeastar P-Series PBX System provides a software edition that can run on your own hardware appliance or virtual environment. With it, get a complete business phone system that converges voice, video, application, collaborations and more in one platform; save money and remain in control with your own private & secure server; and ease the administration with a best-class software that is easily scalable and goes almost tech-free.

Easy, Optimal, ScalableEasy, Optimal, ScalableEasy, Optimal, Scalable



Easy, Optimal, Scalable

Leverage maximum potential and cost-effectiveness with an adaptable solution that requires fewer management efforts and can grow with your business at any point.

Scale users in minutes with flexible licensing options and up to 10,000 users supportEasy to use and manage with Web GUI and smart user designsFull unified communications plus web/mobile apps included – no add-ons!Interoperable with IP phones, gateways & SIP trunks of your choice

Your Choice of Software Deployment. Cloud or On-premise

Enjoy the flexibility to deploy the software PBX as an “on-premise” solution on your hardware server, or as a “virtual” IP PBX using your preferred virtual infrastructure – public cloud services or local data center. The P-Series software edition comes fully-packaged and is ready to run on any VMware or HyperV compatible virtual machines.

Better control with the server of your own choice

Virtualize with VMware or Microsoft Hyper-V

Near-instant, easy deployment with launch wizard

Cloud or On-premise

Small or Enterprise Business,
Your Communications Stay Agile & Reliable

Whether you are a small business or large enterprise, with single site or multiple locations, rest assured with one unified approach to enterprise communications and industry-grade security and reliability.

call routing

Multi-Location Flexibility

Stay open for business no matter where you are working—home, office, or somewhere in between. The PBX’s purposely-built Remote Access Service and Linkus UC Clients keep your communications between locations direct, easy, and private.

Built-in Security

Gain peace of mind with all demanding security features in place—built-in firewall, automatic and static defense, IP and country restriction, TLS and SRTP encryption, and more.

Maximized Uptime

Create a mirrored PBX pair with Hot Standby redundancy. Whenever a failure occurs, your standby PBX server will take over immediately to ensure little-to-no downtime.

Always Up-to-date

Be future-proof with lifetime software updates and growing power-packed system integrations. Our team of experts focus on your success and continuously build new features for your long-lasting advantage.

Amazing Features. Flexible Plans. Incredible Value.

Go at your own speed and business needs. The P-Series Software Edition are available with two feature plans and provides everything you need to get more done.

Basic Plan Enterprise Plan Ultimate Plan

Deployment Mode Appliance Appliance,Software,

Business Features

BLF Support

Business Hours & Holidays

Allowed/Blocked Numbers

Call Recording

Concurrent Registrations for IP Phones

Custom Prompts

Distinctive Ringtone


Emergency Number

Emergency Notifications

Fax to Email

Group Voicemail

LDAP Server

Mobility Extension

Music on Hold

MOH Playlist

MOH Streaming

Organizational Hierarchical Management

PIN List

Remote Extensions

Speed Dial

T.38 Fax

Fax to email


Personal Voicemail Greeting

Voicemail to email

WebRTC Audio Call

Telephony Features


Call Forwarding

Call Monitoring (Listen/Whisper/Barge-in)

Call Parking

Call Pickup

Call Routing

Call Transfer (Attended & Blind)

Call Waiting

Caller ID

CID-based & DID-based Call


Conference Rooms

Dial by Name

DID (Direct Inward Dialing)

DOD (Direct Outward Dialing)

DND (Do Not Disturb)


Paging & Intercom


Ring Group

CDR & Basic Reports

Administration & Security

Auto Provisioning

AMI (Asterisk Manager Interface)

Web-based Management & User Portal


Granular User Role

Bulk Import & Export (Extension, Trunk, Route, Contacts)

Extension Group

Built-in SMTP Server

Hot StandbySupported on the Appliance & Software Edition.

Event Logs

Event Notifications

Network Drive

Backup and Restore

Operation Logs

Secure Communications (SRTP & TLS)



Password Policy Enforcement

Auto Defense

Static Defense

IP Blocklist

Security Alerts via Email

outbound call frequency restriction

Unified Communications

Linkus Web Client

Linkus Mobile Client (iOS & Android)

Linkus Desktop Client (Windows & MacOS)

CTI (Computer Telephony Integration)

Yeastar Linkus for Google Chrome Extension

Microsoft Teams Integration

Linkus Select & Dial with Hotkey

Company & Personal Contacts

Linkus Web Client Function Key

Audio Conferencing

Unified Messaging

Pop-up URL

Headset Integration

Voicemail Transcription

Operator Panel

Unlimited Users

Dispatch Active Calls (Redirect, Transfer, Hang up,
Record, Park, Monitor)

Monitor Call Status (Inbound, Outbound, Extension,
Parked Calls,Ring Group, Queue)

Unified Presence

Control Extension Presence Status

Switch Business Hours

Call Center

Switchboard-type Queue Panel

Queue Callback for Reduced Call Abandonment

Real-time Metrics on Wallboard

SLA for Performance Measurement

Insightful Call Center Reports

Remote Access Service Since the Cloud Edition is inherently accessible from anywhere, Remote Access Service is only for the Appliance and Software Edition

Yeastar Supplied Domain Name

Remote and Secure PBX Web Portal Access

Linkus UC Clients Remote Connection

Remote IP Phone Auto Provisioning

Consistent In-office UC Experience

Advanced Access Control for Further Security

CRM Integration

Incoming Call Popups

Auto Call Journal

Click to Call CRM Contacts

Hassle-free Integration

Support for Zoho, Salesforce, and HubSpot


PBX-native Contacts Management

Separate Permission Control Per Phonebook

CRM Contacts Synchronization

Sync Across Linkus UC Clients

Instant Messaging

On-one-one or group chat

Cross-client synchronization

File sharing & image sharing

Call Accounting

Custom Rates Applied to Outbound Calls

Analysis Report on Telecom Expenses


PBX Configuration

Call Control

uaCSTA Control

Event Notification

Video Conferencing

Bulk Email & Instant Link Invitation

HD Audio and Video

Screen Sharing

In-meeting Team Chat

Web Video Call

Integrated 1:1 Video on Web Client

Seamless Video/Audio Call Switch

HD Audio and Video

Shrinkable Call Window

Need integrated hardware or Cloud PBX?

Yeastar P-Series PBX System is also available in hardware appliance with 3 different PBX models.

Appliance Edition

Software Edition

Cloud Edition


Learn more details about P-Series PBX System and the subscription plan.

Download Datasheet Configuration Guide Resources

Contact Us

Interested in P-Series PBX System? Tell us your specific needs.

Contact Us

Get 30-Day Trial License

Test run the PBX software on your existing on-premise server, private cloud, or public cloud environment. In this 30-day trial, you will get a PBX capacity of 100 extensions, 25 concurrent calls, and full feature access.

This trial requires you to download the ISO (PBX Software) and deploy it on your server. Before you start, please make sure to check the server requirement.

Want to skip the deployment?

Schedule a demo with us to watch the system live and for a comprehensive in-person walkthrough. Our expert team is here for all your questions.