Voice Solutions

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UC for Business

NEC understands the important role communications play in building and maintaining your business relationships. How effectively you communicate with customers, resellers, key suppliers and business partners can be the difference between business won and business lost.

UCB Brochure


This unique platform is the ideal solution for any small business. The SL1100 makes your team more reachable, responsive and productive.

SL1100 Brochure SL1100 Benefits

UNIVERGE® SV8100 Communications Server

In today’s highly competitive business environment, effective and reliable communications are critical to the success of your business - communications facilitate rapid decisionmaking, increase employee productivity and improve customer responsiveness. Implementing the latest Voice over Internet Protocol (VoIP) technology and comprehensive desktop solutions that deliver superior performance, efficiency, flexibility and reliability when and where you need it, is key to your business’s survival and growth in today’s information-driven business environment.

NEC 8100 Brochure

UNIVERGE® VM8000 InMail Solution

Customers expect to conduct business quickly and easily. They have no tolerance for long call-holding periods, incorrect call routing or lost messages. The UNIVERGE VM8000 InMail Solution is ideal for businesses wishing to maximize customer satisfaction by ensuring that all callers get to the people and information that they need without prohibitive hold times or dropped calls.

VM8000 InMail Solution

UNIVERGE® Desktop Digital Terminals

In today’s intensely competitive business environment, smart companies know that it takes great customer service to get ahead.

UNIVERGE Desktop Digital Terminals offer features and benefits that brilliantly capture the essence of form and function while providing businesses the means to seamlessly communicate with their customers. These intelligent terminals help your business take service and performance to newer, more profitable heights.

8100 Digital Sets


  • CX-S
  • CX-E
  • CX-C

CX-S: Ideal for Small and Mid-Size Organizations that Demand Enterprise-Class UC Functionality

Simple. Affordable. Robust UC Solution.

AVST CX-S is the right choice for any small or midsize business that needs an enterprise-class UC solution at an incredible price point! CX-S comes standard with the best technology AVST has to offer including; AVST Mobile for iPhone® and Android™, speech-enabled automated attendant and personal assistant, unified messaging, single number reach with intelligent call routing, mobile number protection and voicemail - all on the industry's most interoperable UC platform. Plus, CX-S is easy to deploy and maintain and supports up to 300 users. CX-S comes standard with a 3-year "bumper to bumper" software and hardware warranty.

Put Productivity into Overdrive without Overspending

CX-S advanced interoperability works with your existing and future IT infrastructure. Just plug and play CX-S into your existing Avaya®, Alcatel-Lucent®, Cisco®, ShoreTel®, Mitel® or Microsoft® telephony landscape. Thinking of deploying unified messaging? CX-S delivers best-of-breed unified messaging to multiple e-mail systems both premisebased and the public cloud. No other solution offers a higher level of interoperability. CX-S allows SMB's to leverage existing investments and achieve measurable business productivity improvements.

Standard Features

  • AVST Mobile Client for iPhone and Android
  • Unified Messaging
  • Personal Assistant (Speech and DTMF)
  • Single Number Reach with Intelligent Call Routing
  • Mobile Number Protection
  • Web PhoneManager
  • Voicemail
  • Automated Attendant (Speech and DTMF)
  • Intelligent Gateway for Microsoft Lync®/OCS
  • Message Notification
  • Single IP Integration
  • Pre-Installed Voice Prompts
  • Pre-Installed CX-S Software on a 1U Dell® Server
  • 3 Year XpressCare® Software and Hardware Warranty

Optional Features

  • Alternate TUI Emulations
  • Networking
  • Global User Administration
  • Fax
  • Voicemail-to-Text
  • UCConnect®
  • ScheduleXpress
  • NotifyXpress®
  • Mitel® MiTAI Integration

CX-E (formerly CallXpress)

Unlock the Full Potential of Your Communications Infrastructure

It's well known that today's multi-vendor IT environments are increasingly complex. And the demands on organizations of all sizes to cost-effectively improve user and business productivity, continue to grow. How will you achieve these goals with your existing infrastructure? AVST CX-E can help you. CX-E is the industry's most cost-effective Unified Communications (UC) platform because it works with what you already have. No other platform offers a higher level of interoperability. Yes, CX-E extends your existing telephone system, e-mail solutions and data infrastructure to bring productivity-enabling applications to your employees, while preserving your existing and future IT investments.

Discover the unique features of CX-E mobile solutions, the richness of its voice applications and the transformative nature of business process capabilities. With over 15 million users worldwide, hundreds of private cloud deployments, and three decades of innovation excellence, AVST is unifying communications®.

CX-C Cloud-Based UC Platform

Cloud-Based UC Platform Delivering Rich Communications

AVST CX-C provides service providers, wireless carriers and network operators with a cloud-based Unified Communications (UC) platform delivering rich communication solutions. Based on a pay-for-use subscription fee licensing model, CX-C delivers the most sought after mobile solutions including unified messaging, single number reach, single mailbox, voicemail, broadcast messaging, automated attendant and fax messaging. Unlike other enterprise messaging platforms being re-engineered for the cloud, CX-C is ready-made for the cloud. With unmatched scalability, security and reliability, CX-C transforms your customer's productivity and accessibility.

Scalability for the Future

The platform you invest in today should be the platform you rely on tomorrow. CX-C supports up to one million subscribers through its multiple server architecture.

  • Highly Scalable Platform; up to One Million Subscribers
  • Multi-Tenant; Software Partitioning Model Classified in Groups and Communities, Administrators Partitioned by Groups
  • Support for Multiple Locations and Time Zones

The Resiliency You Need

On-demand solutions require uninterrupted availability; CX-C delivers the resiliency you need.

  • High Availability Configuration for all Software Components
  • Active/Standby Configuration for Core Services (Database and Storage)
  • Disaster Recovery and Geo-Redundancy Deployment Options
  • Telephony Load-balancing and Failover is Achieved by Spanning Trunk Groups Over N+1 Telephony Servers

Complete Administrative Control and Security

Exceptional operation, administration and maintenance (OAM) is at your fingertips.

  • Web-based Administration
  • System Dashboard to Monitor Health of System, Alerts, and Manage Backup Policy
  • Reporting and API for Billing and Provisioning
  • APIs for Custom User Portals and Administrative Interfaces
  • Web Interfaces Protected with SSL

Extensive Interoperability: CX-C is the Right Choice for any Cloud Telephony Environment

Choice for any Cloud Telephony Environment Interoperability is a critical component to your success. Ensure the protection of your investments by selecting a solution that interoperates with your existing and future cloud telephony environment.

  • Direct Telephony SIP Integrations
  • SIP Media Gateways


Find out why we, Southeastern Telecommunication Services, are the leading experts in voice solution technology.

Get In Touch

Careful attention to details of planning, design and development will enable us to recommend best in class services and products from our many technology partners. We have a communication solution for you!

Our Partners

  • Mitel
  • NEC Corporation
  • AVST-03