📞 050 498 8909 ✉️ info@sajidsign.com 💬 WhatsApp 📍 Avaya & Grandstream PBX – Dubai, Abu Dhabi, Sharjah & All UAE
Avaya PBX • Grandstream UCM • IP PBX

Avaya & Grandstream PBX Installation in Dubai

We sell, install, program and repair Avaya IP Office, Grandstream UCM and other IP PBX telephone systems for offices, warehouses, villas and call centres across Dubai & UAE – with clean cabling and yearly maintenance contracts.

✅ New PBX installation & migration ✅ SIP trunks & VoIP configuration ✅ Call recording, IVR & queues ✅ Annual PBX maintenance (AMC)

Complete Avaya, Grandstream & IP Telephony Solutions

We design business phone systems that connect your branches, call centre, reception and remote team – with stable voice quality and simple day-to-day management.


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Avaya PBX Solutions

Avaya IP Office 500 V2 planning, installation, expansion modules and user training for growing teams.

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Grandstream UCM PBX

Grandstream UCM6300/UCM6200 deployment, SIP trunk setup, extensions, IVR and call recording.

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Mobile & Remote Users

Wave, Linkus & Avaya apps so staff can receive and make office calls from laptop or mobile anywhere.

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Call Center Setup

ACD queues, wallboards, agent/supervisor extensions and call recording policies for call centres.

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Multi-Branch PBX

Link branches and warehouses over VPN so inter-office calls are free and easy to manage.

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PBX Migration

Upgrade from analog PABX to IP PBX without changing all handsets – step-by-step migration.

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PBX Repair & Health Check

Fix no-ring, one-way audio, dropped calls, echo or network issues affecting your PBX.

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SIP Trunks & Numbers

Configure SIP trunks, DID numbers and outbound rules to reduce telecom costs and mis-dials.

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Yearly PBX Maintenance

Annual AMC for Avaya, Grandstream and other IP PBX systems with documented backups and SLAs.

How We Deliver PBX Projects

From Site Survey to Stable PBX

A clear, four-step process so you know exactly what we are installing, how calls will flow, and how your system will be supported.

1

Requirement Discussion

We collect details: number of extensions, departments, branches, call center queues and recording needs.

2

Site Survey & Design

We review your rack, cabling, switches and internet to design a PBX that is reliable and easy to expand.

3

Installation & Programming

We mount the PBX, configure extensions, IVR, time conditions, SIP trunks, call recording and reports.

4

Testing, Training & AMC

We test every call flow, train staff and offer yearly maintenance contracts for long-term support.

PBX Platforms We Work With

🏆 Top IP PBX & Business Phone Systems in Dubai (2025)

We work daily with the most popular PBX brands in UAE. Below is an overview to help you choose the right platform for your office or call center. We handle sales, installation, configuration, repair and yearly maintenance.

1. Grandstream UCM Series

Typical Models: UCM6300, UCM6202, UCM6510

  • License-free IP PBX – no recurring feature fees
  • Built-in SIP server, IVR, call recording & voicemail-to-email
  • Wave mobile app for Android, iOS and desktop extensions
  • Stable and cost-effective for SMEs and multi-branch networks

Why it works well in UAE: Widely stocked by Grandstream distributors in Dubai and supported by many integrators – easy spare parts and quick service.

2. Yeastar PBX Systems

Series: S20, S50, S100, S300, P-Series (P550, P570, P580)

  • Hybrid PBX – supports analog, digital and SIP trunks
  • Clean web interface for quick day-to-day management
  • Linkus mobile & desktop app for remote and home-office users
  • Strong partner network in UAE for upgrades and AMC

Best for: Small to enterprise offices that require mixed connectivity and easy remote extension management.

3. Panasonic IP PBX (NS Series)

Popular Models: KX-NS500, KX-NS700, KX-NS1000

  • Very long life and proven in UAE environment
  • Support for legacy analog phones plus VoIP in one system
  • Expandable from small offices to 600+ users
  • Works with Panasonic SIP phones and wireless DECT handsets

Ideal when: You want to move gradually from old analog PABX to IP PBX, without changing every handset at once.

4. Avaya IP Office 500 V2

  • Enterprise-grade IP PBX with strong call center options
  • Auto-attendant, voicemail, conferencing and reporting
  • Supports IP, digital and analog handsets
  • Scales from small offices to 3,000+ users

Commonly used in: Corporate HQs, hotels, clinics, banks and larger call centre environments in UAE.

5. NEC SL2100 / SV9100

  • Reliable Japanese hardware and software
  • Hybrid – VoIP plus analog support for existing phones
  • Built-in voicemail and mobile extension options
  • Popular in hotels, clinics and SME offices

Great for: Hospitality and mixed environments needing both analog room phones and modern IP features.

6. Dinstar UC Series

Models: UC120, UC200, UC350

  • Affordable IP PBX for small offices and branches
  • Supports SIP trunks plus FXO/FXS ports
  • Compact form factor – easy to mount in small racks

Best use: Small offices, remote branches or backup PBX where reliability and price must be balanced.

7. Zycoo CooVox Series

Models: U20, U50, U100

  • Easy web-based management interface
  • Built-in IVR, call recording and voicemail
  • License-free features – good for SME budgets

Popular choice for: Small and medium offices that want a simple, low-cost VoIP PBX platform.

🧩 Our Recommendation for Your Use-Case

If your work involves signboard projects, CCTV and intercom installations, you need a PBX that integrates easily with your existing network and supports remote technicians.

  • Yeastar S20 or Grandstream UCM6302 – perfect for 10–50 extensions
  • Supports mobile app calling, remote team integration & softphones
  • Auto-attendant, voicemail, call recording and scheduled greetings
  • Connects smoothly to your existing switches, VLANs and internet links

We handle PBX sales, installation, configuration, repair and yearly maintenance agreements for homes, offices, warehouses and call centres across Dubai & UAE.

Avaya, Grandstream & IP PBX Services

One team to design your business telephone system, connect SIP trunks, configure IVR and keep everything running with a clear maintenance plan.

Grandstream UCM PBX configuration in Dubai office

Grandstream UCM Deployment

Design, installation and programming of Grandstream UCM PBX with extensions, IVR, call queues and recording.

Avaya IP Office 500 V2 PBX rack setup

Avaya IP Office Setup

IP Office 500 V2 deployment, expansion cards, call flows and integration with existing Avaya handsets.

PBX migration from analog PABX

PABX to IP PBX Migration

Migrate your legacy Panasonic, NEC or other PABX to a modern IP PBX with minimal downtime.

PBX troubleshooting and repair in Dubai

PBX Repair & Troubleshooting

Fix no-ring, echo, one-way audio, dropped lines and registration issues affecting your IP PBX.

Call recording and reporting dashboard

Call Recording & Reporting

Implement recording policies, retention, user access and reporting for quality and compliance.

PBX integrated with gate barrier and intercom

PBX + Intercom + Gate

Integrate villa/office intercoms and gate barriers with PBX so calls ring on the right extensions.

Network optimization for VoIP traffic

Network for VoIP

Optimize switches, VLANs and QoS so voice packets are stable, even when your network is busy.

PBX AMC yearly maintenance visit

PBX Annual AMC

Scheduled health checks, backups and priority fault response under yearly maintenance contracts.

Multi-branch PBX and VPN solution

Multi-Branch Voice Network

Connect branches, showrooms and warehouses so staff can call internal extensions for free.

Some of Our Telecom & Technical Projects

We combine PBX, CCTV, intercom, access control and signage into complete technical solutions for UAE businesses.


Organised PBX and network cabinet
Office PBX and technical works in Dubai
Retail space with communication and signage
Hospitality PBX and Wi-Fi deployment
Warehouse PBX and CCTV installation
Clinic reception with IP phones
Showroom telephony and signage
Multi-floor PBX and technical fitout
End-to-end technical solution in UAE

Trusted for Avaya & Grandstream PBX Across UAE

From single-office setups to multi-site call centres, we support diverse business environments.

🏢 Corporate Offices 🏭 Warehouses & Logistics 🏥 Clinics & Hospitals Cafés & Restaurants 🏪 Retail & Showrooms 🏘️ Villas & Communities 🎧 Call Centres
FAQ

Avaya & Grandstream PBX – Frequently Asked Questions

Still not sure which PBX platform is right for you? These answers cover the most common questions we receive from UAE customers.

Which PBX brands do you install and support in Dubai? +
We sell, install and maintain Avaya IP Office, Grandstream UCM, Yeastar PBX, Panasonic NS series, NEC SL2100 and other SIP-compatible IP PBX platforms. We can also take over existing systems installed by another vendor.
Do you provide annual maintenance contracts (AMC) for Avaya and Grandstream PBX? +
Yes. Our yearly PBX AMC includes preventive maintenance visits, firmware checks, backup of configurations, minor programming changes and priority response for any telephony issues affecting your business.
Can you integrate SIP trunks and remote extensions with my PBX? +
We configure SIP trunks from UAE telecom operators and international ITSPs, set outbound rules and caller ID, and create secure remote extensions using mobile and desktop apps so your team can work from anywhere.
Can you upgrade my old analog PABX to an IP PBX without replacing all telephones? +
In most scenarios we can keep many of your existing telephones by using FXS gateways or hybrid cards. At the same time you gain IP PBX features like IVR, voicemail-to-email, softphones and call recording, with a phased handset upgrade plan.

Need Avaya or Grandstream PBX in Dubai?

Share your current system photo, number of extensions and sites. We’ll propose a clear PBX solution with options for one-time installation and yearly maintenance contracts (AMC).