The Avaya IP Office 500 communications solution can be expanded through the use of expansion modules.

Avaya IP Office 500 delivers full voice functionality with a comprehensive set of features. The IP Office 500 system can be configured as a voice-only PBX, using traditional circuit-switched lines, or as an IP telephony server using high-speed ISDN/PRI dial-up access and/or direct leased line connectivity and/or SIP trunks.

The power of an enterprise-class communications solution

Avaya Communication Manager® is a complete midsize business communications solution that integrates powerful applications into an affordable package that’s simple to manage and use.

As a growing enterprise, you operate in an extremely fastchanging midsize business environment. Your customers are more demanding and the competition is more intense. You need every edge you can get. You need to create a more flexible, responsive, and secure business operation designed to increase revenue and lower costs.

Avaya Aura is a breakthrough in business communications — a unified communications platform that enables on-demand collaboration and customer service - faster, with less complexity and at lower cost - anywhere in the world.

Avaya Aura brings together award-winning Avaya real-time communications performance and reliability with a revolutionary, enterprise-wide SIP architecture, plus the instant detection of each user’s presence across devices and applications. Communications applications and services are implemented once and made available across the business. Simpler deployment and streamlined provisioning, plus leaner hardware and enterprise-wide dial plans, all drive down costs and complexity. And Avaya Aura is easy to acquire with three pre-packaged software editions, each one based on simple, per user licensing.