Posts Tagged 'phone'

Open source phone system pitfalls: a closer look

In the open-source PBX world, one platform is king: Asterisk.  Asterisk is an open-source software PBX platform originally created by Mark Spencer of Digium. Because of the open-source nature of Asterisk, many companies have used the Asterisk code as a base for their product and modified the code to suit their needs. There are a host of products built on top of Asterisk, such as Fonality’s products PBXtra and Trixbox, IntuitiveVoice’s Evolution PBX, etc. This post applies to ...

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ESI Remote IP Feature Phone II: no slouch

Voice over IP, or VoIP, has come a long way since the early days.  Back then, VoIP phones in general weren’t at all tolerant of network issues, nor were networks as good at prioritizing VoIP traffic to ensure quality.  QoS, or Quality of Service, a term used to indicate network traffic prioritization, was nonexistent on service provider networks.  And most IP phones out there were difficult to set up, could not be easily moved from site to site, and had ...

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ESI Digital/IP Cordless Handsets: taking cordless phones to a new level

Almost every phone system, universally, supports cordless phones when properly equipped with an analog station port.  These are the phones you can get practically anywhere and are primarily intended for home use.  Many phone systems, however, do not support cordless phones via a digital interface.  Why does this matter?  Features, and ease of use.

An analog interface to a phone system is a very simple one.  Cordless phones connected this way are generally able to make and receive calls, transfer, and ...

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The many flavors of VoIP

There has been a real buzz over Voice over IP (VoIP) during the last couple of years.  We get asked about it often by businesses looking to purchase a new phone system, who want to make sure they’re not being “left out”.  How does it work?  Will it save money on long distance?  What other benefits does it provide?  In many people’s minds, the concept is a bit undefined; they’re not sure exactly what it will do for them, but ...

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ESI 48-key phone now has backlight

The ESI 48-key and 24-key office phones, which have been around for several years (but still look as sexy as ever), have been fitted with a backlight on the display:

ESI 48-key backlit phone

ESI 48-key backlit phone

ESI now offers a backlit and non-backlit version of each phone, with the backlit version costing slightly more than the non-backlit version.  The good news is, ...

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