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h1. The Enterprise Communications Solution
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*sipXecs* is a modular scalable communications solution for enterprises of all sizes.  It provides a highly available SIP routing core integrated with a growing suite of communications services all managed through a unified web based management application.  sipXecs provides PBX telephony services integrated with instant messaging, and allows the use of advanced communications tools like video calling.

The sipXecs IP PBX is a native SIP based solution that offers all the typical features expected from a PBX, including voicemail, unified messaging, auto-attendant, conferencing, presence and call center capabilities. The sipXecs IP PBX can be deployed on a single server for smaller installations or as a distributed and optionally redundant system for larger deployments. It's Web Services (SOA) based management and configuration system allows centralized management of a distributed system and offers plug & play configuration for all phones and gateways.

The sipXecs IP PBX developer community is strong and growing. The sipXecs IP PBX has built a reputation for being easy to use, scalable and of high quality. In addition, sipXecs IP PBX is a *unified communications solution*, not just an IP PBX.

The sipXecs IP PBX effort aims at providing a fully capable open source unified communications solution for the mid-enterprise market. The mid-enterprise market ranges from a few users to several thousand users, possibly located in different buildings, cities, or countries.

* If you need more of an overview then visit [Overview] section.
* A great way to browse some features is to look at some [Screen Shots].
* Ready to install in the fastest way possible? Find information on downloading an ISO to create self installing CD [ISO CD Installation].
* Already have CentOS or Fedora installed? You'll want to read [Installing on Fedora and Centos].
* If you need some help go to [Where to find information].
* Tired of reading, checkout out this video on [Installing from CD|http://www.youtube.com/watch?v=vJfz8c6O1qU].

*One-stop information source* - Want an all encompassing way to use sipXecs, buy the book!
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[!https://www.packtpub.com/images/full/1847196802.jpg|width=180,height=230!|http://www.packtpub.com/building-enterprise-ready-telephony-systems-with-sipxecs-4-0]
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