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IP PBX

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ALSO CALLED: Internet Protocol Private Branch Exchange, IP/PBX
DEFINITION: An IP PBX is a private branch exchange (telephone switching system within an enterprise) that switches calls between VoIP (voice over Internet Protocol or IP) users on local lines while allowing all users to share a certain number of external phone lines. The typical IP PBX can also switch calls between a VoIP user and a traditional telephone user, or between two traditional telephone users in the  … 
Definition continues below.
IP PBXWhite Papers (View All Report Types)
11 Matches
SIP and the Art of Converged Communications
sponsored by Global Knowledge
WHITE PAPER: Session Initiation Protocol (SIP) is an internet signaling protocol, developed by the IETF (starting in 1996), for establishing, maintaining, and tearing down sessions between a variety of real-time media, including voice, video, and chat. This white paper is going to look at the way SIP is used in the converged Unified Communications environment.
Posted: 25 Jul 2013 | Published: 18 Jun 2013

Global Knowledge

IP Centrex vs. Hosted Unified Communications for MSPs
sponsored by Cisco Systems, Inc.
WHITE PAPER: How similar are IP Centrex and hosted Unified Communications? Service providers that may be considering investing in hosted IP PBX  solutions - or expanding what they already offer - would benefit from comparing the two hosted approaches on several key business and technology dimensions. Continue reading to learn about the comparisons.
Posted: 08 Mar 2011 | Published: 08 Mar 2011

Cisco Systems, Inc.

Is Your Network Ready for VoIP?
sponsored by BlueCoat
WHITE PAPER: This paper summarizes in question and answer format the many critical factors pertaining to VoIP’s viability, regardless of which vendor’s IP-PBX system is deployed across the distributed enterprise.
Posted: 07 Oct 2010 | Published: 07 Oct 2010

BlueCoat

Getting the Foundation Right: Unified Communications
sponsored by ShoreTel - OLD
WHITE PAPER: Check out this white paper to learn how to achieve UC and other next-generation benefits by building a strong foundation that encompasses a full palette of unified communications capabilities.
Posted: 19 May 2009 | Published: 19 May 2009

ShoreTel - OLD

IP Telephony: Reliability You Can Count On
sponsored by ShoreTel - OLD
WHITE PAPER: This paper examines the effects of three different architectures on the ability to deliver IP-based telephony systems that are both highly available and cost effective.
Posted: 19 May 2009 | Published: 19 May 2009

ShoreTel - OLD

Transitioning Traditional Centrex to Hosted IP Centrex
sponsored by Verizon and Adtran
WHITE PAPER: This white paper will help you to accurately compare traditional Centrex service to Hosted IP Centrex, it will also share critical information to help make your migration from Centrex to VoIP a success.
Posted: 05 Mar 2008 | Published: 01 Jan 2008

Verizon and Adtran

Exploiting IT Networks to Create Sticky Services
sponsored by Alcatel-Lucent
WHITE PAPER: This paper has examined the kinds of sticky services deployable today over advanced IP networks.
Posted: 15 Jan 2008 | Published: 01 Jan 2008

Alcatel-Lucent

A Buyer's Guide to IP PBX Options
sponsored by Alcatel-Lucent
WHITE PAPER: This white paper discusses the three alternative approaches to choosing the right IP-based telephony system and the key considerations you should consider to fulfill your critical business requirements.
Posted: 10 Sep 2007 | Published: 01 Feb 2007

Alcatel-Lucent

Power and Cooling for VoIP and IP Telephony Applications
sponsored by APC by Schneider Electric
WHITE PAPER: This paper explains how to plan for VoIP power and cooling needs, and describes simple, fast, reliable, and cost effective strategies for upgrading old facilities and building new facilities.
Posted: 04 Jun 2007 | Published: 01 Feb 2005

APC by Schneider Electric

IP Telephony Secrets Your Equipment Vendor Won't Tell You
sponsored by Citel
WHITE PAPER: Purchasing equipment for a VoIP migration? Learn what the vendor won't tell you and the secrets to a successful VoIP deployment by reading this white paper now.
Posted: 15 Nov 2006 | Published: 15 Nov 2006

Citel

10 Myths of Enterprise VoIP Migration
sponsored by Citel
WHITE PAPER: Based on real world deployments, this white paper offers practical advice in building the business case for a VoIP migration.
Posted: 28 Jul 2006 | Published: 28 Jul 2006

Citel
11 Matches
 
IP PBX DEFINITION (continued): …  same way that a conventional PBX does. The abbreviation may appear in various texts as IP-PBX, IP/PBX, or IPPBX. With a conventional PBX, separate networks are necessary for voice and data communications. One of the main advantages of an IP PBX is the fact that it employs converged data and voice networks. This means that Internet access, as well as VoIP communications and traditional telephone communications, are all possible using a single line to each user. This provides flexibility as an enterprise grows, and can also reduce long-term operation and maintenance costs. Like a traditional PBX, … 
IP PBX definition sponsored by SearchUnifiedCommunications.com, powered by WhatIs.com an online computer dictionary

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