AI Business Phone Systems (VOIP)

Business Phones.
Plug. Call. Done.

VoysisOne offers a cloud business phone system (VOIP) that’s easy to deploy, easy to scale, and powered by Cisco Webex—with AI and 99.99% reliability built in.

Chosen by Industry Leaders who need communications that just work — every day.

Imagine a business phone system that just works — and doesn’t frustrate your teams.

Every call is clear. Every line is available — from anywhere, with an AI assistant built in.

No wiring.
No hardware limits.
No complexity.

Just a Cisco-powered business phone system built for modern teams, with AI included.

Meet your new plug-and-play business phone system

Is it time to change your business phone system?

A lot of phone systems “work”… until the day they don’t.

Most clients come to us because their system is outdated, hard-wired, and impossible to scale—or because call quality and reliability are no longer there.

With VoysisOne, reliability is built in from day one.

Powered by high-end Cisco infrastructure, your phone system runs on a global platform—not a fragile middleman setup. If something goes wrong, Cisco’s international teams are on it.

uptime for uninterrupted service

0 .99%

Redundant and secure local hosting

Smooth migration

Your business can’t afford unreliable communication. With VoysisOne, you don’t have to.

One Platform.
Core VOIP Benefits.

Reliability & Uptime (Cisco-grade)

It’s always working.

VoysisOne is built on Webex Cisco VOIP infrastructure to deliver enterprise-grade uptime and call quality.

99.99% uptime (Cisco SLA)
High-end Cisco VOIP phones
Global, geo-redundant infrastructure
Built-in survivability to keep calls running—even during unexpected outages or disasters.
No middleman, direct Cisco hosting

Plug. Log in. Start calling.

No wires. No hardware limits.

Forget outdated PBX systems and wall cabling. VoysisOne is a plug-and-play cloud business phone system that scales instantly.

Your office, everywhere.

Work from anywhere. Stay reachable everywhere.

Calls follow your team—on desk phones, laptops, or mobile. One number. One experience.

Native Teams & Webex calling.

No new habits to learn.

Add enterprise calling directly into Microsoft Teams or Cisco Webex. Your users stay productive with tools they already know.

One experience. One platform. No extra tools.

Scalability & Cost Control

Grow without changing systems.

Your phone system should grow with your business—not slow it down. VoysisOne adapts instantly, without new hardware or long delays.

One Platform. More features. Same simplicity.

These features matter when reliability, scale, and user adoption are non-negotiable.

AI Assistant

Handle simple requests, greet callers, and route calls automatically when teams are busy.

User experience built for adoption

Simple interfaces on desk phones, desktop, and mobile—easy for users, easy for IT.

Call analytics & reporting

View call activity, usage, and trends to better manage performance and costs.

Centralized administration

Manage users, numbers, and settings from one cloud dashboard.

Voice queues & smart routing

Route calls efficiently, reduce wait times, and make sure callers reach the right team.

Voicemail & call handling tools

Voicemail, call history, forwarding, and business hours—all included.

Security & compliance ready

Enterprise-grade security with Cisco standards and best practices.

No local PBX.
No physical upgrades.

Everything runs in the cloud.

The Voysis Edge

When it’s complex, we make it simple.

For over 18 years, Voysis has empowered more than 500 clients worldwide to simplify complex communication.

Continents Global Coverage

Uptime

0 .99%

Customer Satisfaction

0 %

Customer Support

0 /7

Satisfied Clients

0 +

Years In Business

0 +

Common Questions about AI Business Phone Systems (VOIP)

The most common questions IT leaders ask when evaluating VOIP solutions

What is VOIP (Voice over Internet Protocol)?

Voice over Internet Protocol (VOIP) allows businesses to make phone calls over the internet instead of traditional phone lines. It reduces costs, increases flexibility, and scales easily.

Are Cisco VOIP phones reliable for business?

Yes. Cisco VOIP phones are designed for enterprise use, offering high call quality, strong security, and long-term reliability.

Can users take calls on mobile devices?

Yes. VoysisOne includes VOIP mobile applications, allowing users to take business calls anywhere.

Is this suitable for small businesses?

Yes. We support business phone systems for small business that scale as teams grow — without replacing infrastructure.

Can I manage multiple lines and locations?

Yes. VoysisOne supports multi-line business phone systems and centralized management across all locations.

Ready to meet your new business phone system?

Experience VoysisOne live — connected to your own environment.

See how calls flow, users connect from anywhere, and your phone system runs in real time, just like your own team.

Voysis, a company that listens to our needs, a tailor-made solution and a service that meets our expectations.

Pierre-André C.

Directeur – TI & Projets spéciaux

Voysis, a company that listens to our needs, a tailor-made solution and a service that meets our expectations.

Pierre-André C.

Directeur – TI & Projets spéciaux

Explore More VoysisOne Cloud Telephony Solutions

Voysis provides businesses with a modern cloud-based call center built on Cisco technology — connecting every communication channel in one easy-to-manage platform.

AI Receptionist

Automatically answers after three rings to capture every customer inquiry.

Call Center

Handle calls, call queues, and reporting in one place. Built on
Cisco.

VOIP for Webex & Teams

Reliable, enterprisegrade calling for multilocation dealerships.

Social Integration

Centralize Facebook and WhatsApp messages right in your call center.

SMS Solutions

Send service reminders, confirmations, or promotional messages.

Omnichannel Contact Center

Handle calls, emails, SMS, and live chats in one dashboard.