What can we do for you?



Drive growth. Empower teams. Boost collaboration. Enhance customer satisfaction. Increase productivity in the workspace. Accelerate decision-making. Bring products and services to the market faster. Lower TCO.


Unified Communications as a Service

Unified Communications as a Service

Get started with Avaya IP Office platform and Avaya Call Reporting as a Service. Complete with all it's powerfull and rich features, unlimited VM port capacity, flexible, scalable, easy to manage, secure, affordable and ready for you today!

Contact Center as a Service

Contact Center as a Service

We are the first and only to bring Avaya Contact Center Select and Avaya Workforce Optimization Select as a Service. Complete with it's award-winning Avaya Agent Desktop and the fully customizable  Avaya IX™ Workspaces thin-client.

Voice Response as a Service

Voice Response as a Service

Discover what Voice Response can do for your business. We bring Avaya Experience Portal Solutions as a Service. Engage with customers via mobile, voice, video, email or SMS text by adding mutliple application from one Common Core

Infrastructure as a Service

Infrastructure as a Service

We offer Enterprise Level Infrastructure as a Service based on VMware technology. Create your own cloud solutions, cost-effective, flexible and scalable. Our pay-as-you-go model provides direct access to storage, networking, servers and other computing resources in the cloud.

Handle Calls in Microsoft Teams

Handle Calls in Microsoft Teams

Enable Calls in Microsoft Teams using your existing PBX phone system or SIP Trunks in minutes. Using a Direct Link to Microsoft Office 365 to make and receive calls on any device using the Microsoft Teams App. Try free for 30 days and up to 25 users.

SIP Trunking

SIP trunking

Dia Telecom is your SIP specialist for any type of PBX phone system. We have SIP trunks based on Fixed Mobile Convergence (FMC) and SIP trunks to connect Microsoft Teams, complete with all it's rich features, flexible, secure and reliable.

SIM-only Subscriptions

SIM-only Subscriptions

Our unlimited SIM-only Subscriptions provide optimal mobile integration based on Fixed Mobile Convergence (FMC) technology. Also available for data-only usage to gain secure LAN access for mobile devices like laptops and tablets.

Connectivity Services

Connectivity Line-services

Experience blazing fast Fibre Optic broadband connectivity ideal for bundling services like Internet, VoIP Telephony, Electronic Payments, Online Backup and LAN/WAN connections to branches.

Amazing Benefits



Did you know that our Avaya IP Office & Avaya Aura Solutions as a Service offer you excelling OPEX advantages and unique long-term ROI benefits?


No upfront investment and 100% future proof

Always ensured of the latest Avaya software releases, upgrades, updates and patches.

Software availability and registry management

Automated software release distribution, installation and registration

Resiliency and HA setup

Leverage VMware to gain a resilient and reliable system in a completely operational expense model.

Vulnerability threat management

Automated identifying, assessing, classifying, remediating, and mitigating security weaknesses.

Continuous around-the-clock surveillance & monitoring

24x7 monitoring of system CPU and RAM resources, IOPS, NIC connectivity, voice port and bandwidth utilisation, SIP trunks and appliance health. 

Backup, restore and disaster recovery

Daily backup of your Avaya configuration as well as a full Cohesity backup (five day retention)

Cluster upgrades and security patches

Centralized management and distribution of cluster upgrades and security patches.

Easy to manage

Manage your Avaya Cloud Solutions online, it's a true plug-and-play platform. Easily roll out applications, personalized to fit your unique business needs.

Our Private Cloud offering



Avaya IP Office™ Basic Telephony User

Basic User

 6 .36

/ month
  • Place / Receive Calls, Hold, Transfer, Park / Page, Conference
  • Access Telephony Features via Phone UI or DTMF
  • Standard Voicemail Box
  • Unlimited Voicemail Pro capability and port capacity 
  • Personal, System and Corporate Directory Access
  • Federated Presence

Avaya IP Office™ 3rd Party Telephony User

3rd Party User

  6 .96

/ month
  • True integration of mobile phone by registering the mobile GSM SIM-card in the Avaya IP Office
  • Dial IP Office extensions and/or shortcodes with your mobile phone
  • Use either your corporate or mobile phone number for outbound calls
  • Support of 3rd party Desk Phones

Avaya IP Office™ UC Power User

Power User

€ 10 .89

/ month
  • Turn Your Home Phone into Your Office Phone (Avaya IX Workspace®)
  • Click to Place / Receive Calls, Point and Click Call Control. Federated Presence & Instant Messaging
  • Visual Voicemail - View Voicemail and Email in a Single Inbox. Store Messages within Microsoft Exchange
  • Control Audio Conferences, Conference Scheduling
  • Integration with Microsoft Outlook / Lync, Salesforce.com and Google Talk (IM & Presence)

Avaya IP Office™ Receptionist User

Receptionist User

 12 .25

/ month
  • Use of the PC-based operator Softconsole that provides a visible display of call information and PC-based call handling
  • Answer, route and manage incoming calls from the PC screen
  • Simultaneously view caller information, directory information (for point-and-click routing), held calls and company-wide phone status
  • Login options for back-up operator PC's

BECOME A PARTNER?



Get in touch with one of our sales representatives and become a member of the Partner Alliance  as Authorized Avaya Business Partner

Register and join the Avaya Edge Partner Program

Ready for you. Today!

Dia Telecom is your one-stop-shop for all your business needs. Our cloud solutions are secure, easy to manage, rich in functionality, affordable and ready for you. Today!