Enterprise-Grade Phone System for Modern Businesses

large-enterprise

Trusted by worldwide leading enterprises

Connecting Organizations & Customers on One Platform

Call-to-Departments

Full telephony capabilities including dial-by-name, advanced routing, IVR and more, natively available across Linkus UC Mobile, Desktop, and Web clients. Ensure every employee or department can be reached quickly and consistently.

  • Up to 1,000 concurrent calls
  • Direct calling to users or groups
  • Dial from all devices
Multi-Site-Globle-communication

Livechat, messaging, conferencing, efax, SMS and connections via WhatsApp & Facebook, all fully consolidated into one phone system, with no more app switching.

  • Remote and global teams stay connected
  • Seamless communication and customer outreach
  • Compliant and official business messaging
Call-Center

Inbound & outbound call center solutions with smart queues, skill-based routing, and automated dialing to process large call volumes efficiently, reducing workload for service, support, and revenue teams.

  • Enterprise-level high-volume call handling
  • Improved sales opportunities & customer satisfaction
  • SLA tracking and performance insights for team management
Connect to your system

Integration with Microsoft Teams, Salesforce, Hubspot, Zendesk and more enterprise systems to ensure calls and customer interactions are logged, tracked, and managed efficiently.

  • Click-to-call directly from existing systems
  • REST API, Message and Call Control API for custom integration
  • Centralized logging and management for team oversight

Easy Administration in One Portal

Manage setup, users, and daily operations, all from a single interface, giving enterprises full control of your PBX.

  • Quick Setup & Configuration

    Pre-configure SIP trunks and devices in bulk, apply templates by site, enabling rapid rollout within hours.

  • Centralized User Management

    Batch-manage users by department, ensuring secure access with identity management and SSO.

  • Unified Online Maintenance & Operations

    Manage upgrades, backups, and troubleshooting online efficiently to ensure smooth and secure performance.

  • Streamlined Enterprise Workflows

    Automate call workflows with the Call Flow Designer, turning complex processes into stable, department-level flows.

Easy Administration Portal

Global Standards for Compliance & Security

Download Security Whitepaper

99.99%
Uptime

Enterprise-grade availability that keeps your phone system consistently reachable.

Cross-Region
High Availability

Geographically redundant architecture ensures resilient and uninterrupted call processing.

Multi-Layers
Access Security

Firewall protection, auto & static defense, 2FA, and additional security controls safeguard system access.

Real Customer Experiences with P-Series Phone System

SICOOB
Ospedale Piacenza
CEDIS

More Reasons Larger Enterprises Choose Us

Scalable to 10,000+ users

Multi-site & global business

On-prem/ hosted options

Custom enterprise identity

AI-powered communications

Lower TCO

Tailor Your Enterprise Phone System

Software Edition

Software Edition

Deploy flexible, scalable PBX software on private or public cloud, ideal for enterprises seeking deep customization, easy resource scaling, and cost-efficient operations.

Cloud Edition

Host your PBX on carrier-grade cloud infrastructure, with zero upfront investment, rapid deployment, and effortless scalability to support enterprise growth.

Appliance Edition

Appliance Edition

Run a secure and reliable IP PBX on-site or in your local data center, ensuring full data privacy, complete administrative control, and minimal latency for daily operations.

Background

Supporting Your Global Business Success

Recognize Yeastar

19+

Years of industry experience

650,000+

Worldwide customers choose us

9,000+

Global partners and channels

Contact us today to get more information