Yeastar for Large Enterprises

Enterprise-Grade Phone System for Modern Businesses

Unified communication, centralized management and enterprise-level reliability — ensuring stable, scalable and secure communication across every branch.

Yeastar enterprise phone system for large organizations
650,000+  Yeastar PBXs installed across 120+ countries worldwide

Trusted by worldwide leading enterprises

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One Platform

Connecting Organizations & Customers on One Platform

Call to departments across Linkus clients

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 and global communication backbone

Multi-Site & Global Communication

Bridge borders with a high-capacity phone system architecture. Synchronize global branches across time zones and languages, integrating professional voice and UC capabilities into one resilient multi-site communication backbone.

  • Unified numbering and global caller identity
  • Carrier-grade cross-border voice and messaging
  • Scalable localized telephony for every branch
Enterprise call center with smart queues

Call Center

Inbound and 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
Interconnected communication ecosystem

Interconnected Ecosystem

Seamlessly unify your business infrastructure with an expansive communication ecosystem. From global carriers to specialized hardware and software, scale your connectivity on your own terms.

  • 500+ IP phones across 14+ leading brands
  • 210+ global SIP trunk integrations
  • Seamless CRM and helpdesk sync
Central Control

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 and 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 to ensure smooth, secure performance.

  • Streamlined Enterprise Workflows

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

Yeastar easy administration in one portal
Secure & Intelligent

A Secure, AI-Enhanced Platform Under Your Brand

Flexible Deployment

Choose Yeastar Your Way

Deploy the same enterprise-grade phone system the way that fits your organization — on-premises, hosted, as self-hosted software, or on your own cloud infrastructure.

Yeastar on-premises IP PBX appliance
On-prem Appliance

On-Premises IP PBX

Run a secure and reliable IP PBX directly at your location or local data center, giving you full control, low latency and easier day-to-day administration.

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Yeastar hosted cloud PBX turnkey solution
Yeastar Hosted

Cloud PBX Turnkey Solution

Take the complications out of cloud deployment. A fully managed cloud phone system with carrier-grade reliability — hassle-free, with zero maintenance required.

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Yeastar P-Series Software Edition
Self-hosted Software

Self-Hosted Software

Deploy flexible, scalable PBX software on your private or public cloud — ideal for providers and teams seeking deep customization and cost efficiency.

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Yeastar P-Series Cloud Edition BYOI
Self-hosted Cloud

Bring Your Own Infrastructure (BYOI)

Host the entire multi-instance UCaaS platform on your own cloud infrastructure, retaining complete control over performance, security and scalability.

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For Service Providers

Reliable Solution for Service Provider Growth

Granular multi-tenancy icon

Granular Multi-Tenancy

Efficiently host multiple clients with independent data and delegated permissions.

Carrier-grade reliability icon

Carrier-Grade Reliability

Ensure business continuity with high-availability clustering and disaster recovery.

Central management icon

Central Management

Centralized oversight of global deployments with proactive, real-time monitoring.

White-label branding icon

White-Label Branding

Enhance your service value with a fully integrated, professional brand presence.

Extensible API integration icon

Extensible API Integration

Build tailored enterprise solutions through flexible APIs and seamless integrations.

End-to-end partner support icon

End-to-End Partner Support

Rapid, expert-led support with a personal touch to power your success.

Ready to Scale Your Enterprise Communications?

Get an enterprise-grade Yeastar phone system sized for your organization, with a 30-day free trial and expert help from Cohesive Technologies — authorized Yeastar distributor for India, Sri Lanka, Nepal and the Maldives.

FAQs

Enterprise Phone System — FAQs

What is an enterprise phone system?+
An enterprise phone system is a high-capacity, unified communications platform built for large organizations. The Yeastar enterprise phone system delivers up to 1,000 concurrent calls, multi-site and global communication, call center, centralized management, built-in AI and enterprise-level reliability across every branch.
How many concurrent calls does the Yeastar enterprise phone system support?+
The Yeastar P-Series supports up to 1,000 concurrent calls and scales to large user counts, making it suitable for high-volume, multi-site enterprises.
Can the Yeastar enterprise phone system connect multiple sites and branches?+
Yes. It bridges branches across time zones and languages with unified numbering, global caller identity, carrier-grade cross-border voice and messaging, and localized telephony for every branch — all on one resilient multi-site backbone.
How do I get the Yeastar enterprise phone system in India?+
Yeastar enterprise phone systems are available in India through Cohesive Technologies, the authorized Yeastar distributor. Call +91 120 4830000 or email sales@cohesiveglobal.com for enterprise sizing, pricing and a free trial.