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WLAN and IP
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SIP Server / PBX |
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SIP Server / PBX
The following is a list of free IP (VOIP) PBX's:
Introduced in 1999 Asterisk is the most popular VOIP PBX, able
to install on most versions of LINUX.(11MB) Asterisk is a
command line application with several open source web-based
GUI's available. Asterisk acts like a traditional PBX by routing
all calls via the Asterisk server and is capable of handling
various connection formats (SIP, H.323, etc.).
Summary:
Asterisk® is the world's leading open source telephony engine
and tool kit. Offering flexibility unheard of in the world of
proprietary communications, Asterisk empowers developers and
integrators to create advanced communication solutions...for
free.
Asterisk® is released as open source under the GNU General
Public License (GPL), and it is available for download free of
charge. Asterisk® is the most popular open source software
available, with the Asterisk Community being the top influencer
in VoIP.
Asterisk and some of it's most popular features (including GUI)
combined on a ready-to-install ISO (v1.5 and newer is based on
CentOS). Good for beginners and quick/easy installs.
Summary:
AsteriskNOW™ is a Software Appliance; a customized Linux
distribution that includes Asterisk®, the AsteriskGUI™, and all
other software needed for an Asterisk system. The world's
leading open source telephony engine and tool kit, Asterisk, can
now be easily configured with a graphical interface.
AsteriskNOW™ includes all the Linux components necessary to run,
debug and build Asterisk, and only those components, so
installation is easy. You no longer have to worry about kernel
versions and package dependencies. Unlike other Linux
distributions used to deploy Asterisk, no unnecessary components
that might compromise security or performance are included.
Asterisk and some of it's most popular features (including GUI)
combined on a ready-to-install ISO (based on CentOS). Free (CE)
and paid (PRO) versions are available.
Summary:
Beginning in 2004 as Asterisk@Home, the trixbox® Community
Edition (CE) telephony application platform is the open source
software that has quickly become the most popular
Asterisk®-based distribution in the world. trixbox CE combines
the best of the open source telephony tools into one
easy-to-install package, along with the trixbox dashboard which
provides a web-based interface to configure and manage a
complete IP-PBX system. The most flexible and customizable
communications platform available, trixbox CE averages over
65,000 downloads a month.
trixbox CE is an open telephony platform that combines the best
of the open source telephony tools into one easy-to-install
package. Based on an enhanced LAAMP (an open source bundle of
Linux®, Apache™, Asterisk®, mySQL®, and PHP), the trixbox®
dashboard provides easy to use, Web-based interfaces to setup,
manage, maintain, and support a complete IP-PBX system.
trixbox (formerly known as Asterisk@Home) is a CentOS-based
Linux distribution that enables the home user to quickly set up
a VoIP Asterisk PBX. A web GUI makes configuration and operation
easy. The CD also includes an xPL (home automation) interface
for easy interaction with other devices in the home
Vasuntu
http://zhink.com/site/main/index.php/20081101vasuntu-version-10/
Asterisk and some of it's most popular features (including GUI
and channel for Skype) combined on a ready-to-install ISO (based
on Unbuntu).
Summary:
Vasuntu is a VOIP PBX. It offers connectivity to the PSTN and
internet world. It also has a Skype channel. Vasuntu is the
acronym for Voiceone, Asterisk and Skype on Ubuntu.
This release is a live installable CD. Booting from the CD
allows you to test drive the software and allows you to install
the software to your PC if you choose to.
Vasuntu is an integrated software stack featuring Asterisk,
Voiceone, Flash Operator Panel, Skype Sip Gateway (Personal
Edition), Skype and remote access services.
sipXecs is a complete SIP solution with a built-in web-based
GUI. sipXecs only supports SIP.
Summary:
sipXecs Enterprise Communications System (ECS) is a highly
robust and scalable, enterprise-grade, and fully featured
unified communications solution with integrated voicemail,
unified messaging, presence, call center, multiple auto
attendants, paging and intercom services and a powerful plug &
play web-based configuration and management system. sipXecs is
based entirely on the Session Initiation Protocol (SIP) standard
and operates on standard Linux operating system. It
interoperates with a large number of third party phones, PSTN/IP
gateways and applications such as Microsoft Exchange 2007
without compromising ease of use.
sipXecs is architected as a distributed system where the flow of
media is separate from signaling. Calls, therefore, do not go
through the sipXecs server.
Open Source IP PBX that can be built/installed on almost any OS.
(25MB).
Summary:
FreeSWITCH is an open source telephony platform designed to
facilitate the creation of voice and chat driven products
scaling from a soft-phone up to a soft-switch. It can be used as
a simple switching engine, a PBX, a media gateway or a media
server to host IVR applications using simple scripts or XML to
control the callflow.
FreeSWITCH builds natively and runs standalone on several
operating systems including Windows, Max OS X, Linux, BSD and
Solaris on both 32 and 64 bit platforms.
SER
http://www.iptel.org/ser
GUI: http://www.iptel.org/serweb
Debian Package: http://ftp.iptel.org/pub/ser/0.9.6/packages/debian/etch/
Note: SER and OpenSER are now:
http://sip-router.org/
Small and basic SIP server (3 MB) GUI available for separate
download/install.
Summary:
SIP Express Router (SER) is a high-performance, configurable,
free SIP server licensed under the open-source GNU license . It
can act as SIP (RFC 3261) registrar, proxy or redirect server.
SER can be configured to serve specialized purposes such as load
balancing or SIP front-end to application servers, SEMS for
example. Together with the RTPproxy software it can act as media
relay or Session Border Controller.
OpenSIPS
http://www.opensips.org
Based in command-line and lacking a web-based GUI. Packages for
Solaris are available.
Summary:
OpenSIPS (Open SIP Server) is a mature Open Source
implementation of a SIP server. OpenSIPS is more than a SIP
proxy/router as it includes application-level functionalities.
OpenSIPS, as a SIP server, is the core component of any
SIP-based VoIP solution. With a very flexible and customizable
routing engine, OpenSIPS 'unifies voice, video, IM and presence
services in a highly efficient way, thanks to its scalable
(modular) design.
Based in command-line and lacking a web-based GUI. Is available
for download in LINUX (tar.gz), Windows (.exe) or source code.
Summary:
is a next-generation telephony engine; while currently focused
on Voice over Internet Protocol (VoIP) and PSTN, its power lies
in its ability to be easily extended. Voice, video, data and
instant messaging can all be unified under Yate's flexible
routing engine, maximizing communications efficiency and
minimizing infrastructure costs for businesses.
PJSIP
http://www.pjsip.org/
Very basic and lightweight SIP stack
Summary:
REPRO
http://www.resiprocate.org/Using_Repro#Getting_the_Software
Very basic and lightweight SIP stack
Summary:
A leading Windows-based VOIP PBX. Free and paid versions are
available.
Summary:
3CX Phone System for Windows is a software-based IP PBX that
replaces traditional proprietary hardware PBX / PABX. 3CX's IP
PBX has been developed specifically for Microsoft Windows and is
based on the SIP standard – making it easier to manage and
allowing you to use any SIP phone (software or hardware).
Linux or Windows based VOIP PBX. Limited free version available.
Summary:
Axon is a virtual PBX for Windows or Linux designed to manage
calls in a business or call center. Any business, whether small
or large, can now implement a scalable VoIP based PBX by
installing this software on any PC. The software works as a
fully featured telephone switch connecting to phone lines and
extensions using state-of-the-art VoIP technology.
Axon is free but has limited capacity (it is suitable for up to
10 extensions). We make Axon free in the hope that you will
upgrade to Axon Plus which features unlimited extensions and
external lines.
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