CommuniGate Pro
Version 5.4

CommuniGate® Pro

Welcome to CommuniGate Pro, the Unified Internet Communication Server.

Based on open standards, CommuniGate Pro provides an integrated platform for Store-and-Forward (E-mail, Calendaring) and Real-Time (VoIP, Video, Instant Messaging, White Boards) communications over IPv4 and IPv6 networks.

CommuniGate Pro can be used via its built-in WebUser Interface, the bundled Pronto! communication client, as well as any third-party client applications employing the SMTP, IMAP, POP, MAPI, SIP, XMPP, HTTP, FTP, WebDAV, CalDAV, CardDAV, XIMSS, and other standard protocols.

CommuniGate Pro can exchange E-mail and Groupware information with other standard-based servers and systems using the SMTP protocol. CommuniGate Pro supports Real-Time communications (VoIP, IM, Presence) with other standard-based systems using the SIP and XMPP protocols.

CommuniGate Pro Product Description

The main CommuniGate Pro subsystems include:

Identity Management

Storage Management

Mail Transfer

Real-Time Signaling

Real-Time Application Environment

Data Access Services

Advanced Security

Multi-tier Administration.

Multi-Server Operation


The CommuniGate Pro Server is based on the Internet Standards (RFCs), and it has many additional features required for today's industrial-level and carrier-grade communication systems. The Features table can be used to compare the CommuniGate Pro with other systems available on the market today.


CommuniGate Pro Server can be configured and managed remotely (via the Internet) using any Web browser.

Remote administration features include:

Support and Discussions

Please subscribe to the mailing list to discuss the CommuniGate Pro related issues.
To subscribe to this mailing list, please send any message to
Since the traffic on this mailing list is rather high, you may want to subscribe in the Digest mode. To subscribe to the List in the Digest mode, send a message to
A searchable archive of the CommuniGate Pro list is available at

If you do not feel comfortable sending your questions to the mailing list, we will promptly answer your letters sent to

CommuniGate Systems contact and general information is available at

Updates and Bug Fixes

CommuniGate Pro is updated on a regular basis.

You can review the history of updates and bug fixes at the CommuniGate Pro History page.

Download the Latest Versions

The CommuniGate Pro software is being updated on a regular basis.
The Stable versions include the latest Major Release and subsequent bug fix releases.
The Current versions contain new features that will appear in the next Major release.

Both Stable and Current versions can be used in the Trial Mode.
To use them in the production mode, your installation should have the License Keys valid for these versions.

The Stable Release
Operating System CPU Download
Sun Solaris Sparc File File
x86 File File
Linux (rpm-based) x86 File File
PowerPC File File
x86-64 File File
Itanium File File
IBM S/390 (31-bit) File File
IBM S/390 (64-bit) File File
Alpha File File
Sparc File File
MIPS File File
StrongARM File File
Motorola 68K File File
Linux (non-rpm) x86 File File
Microsoft Windows x86 File File
x86-64 File File
Itanium File File
Apple MacOS X (Darwin) PowerPC File File
x86 File File
FreeBSD 7.x x86 File File
x86-64 File File
FreeBSD 6.x x86 File File
x86-64 File File
IBM AIX PowerPC File File
HP/UX HPPA File File
Itanium File File
IBM OS/400 AS/400 Power File File
NetBSD x86 File File
OpenBSD x86 File File
QNX x86 File File
OpenVMS Alpha File File
Itanium File File
SCO UnixWare x86 File File
SCO OpenServer x86 File File
Tru64 Alpha File File
IBM OS/2 x86 File File
BSDI BSD/OS x86 File File
BeOS x86 File File
PowerPC File File
The Current ("cutting edge") Release
All Platforms LIST

A copy of this Guide is included into all versions of the CommuniGate Pro software and can be accessed either via your CommuniGate Pro HTTP server, or directly, as HTML files in your Server WebGuide directory.

You can download the PDF version of this Guide.

Download the CommuniGate Pro E-mail Plugins

CommuniGate Pro can employ many third-party E-mail Plugins. The following Plugins are supported by CommuniGate Systems: Note: These Plugins are available for certain platforms only.

Download the CommuniGate Pro MAPI Connector

The CommuniGate Pro MAPI Connector can be installed on Microsoft® Windows workstations. It provides access to CommuniGate Pro Accounts via the Microsoft Messaging API (MAPI) - the method used with the Microsoft Outlook® and other MAPI-enabled applications.

Operating System CPU Download
Microsoft Windows x86 File File
Microsoft Windows x86-64 File File

See the MAPI Connector section for the installation and configuration instructions.

Download the CommuniGate Media Plugins for Browsers

The CommuniGate Media Plugins are available for the popular modern Web browsers. The Plugins allow a Web-based application (such as Pronto! or an AJAX-based client) to implement a VoIP endpoint (a "softphone").

See the CommuniGate Media Plugin site for more details.

CommuniGate® Pro Guide. Copyright © 1998-2012, Stalker Software, Inc.