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Call Center

A call center is a location with a phone system used exclusively for the purpose of receiving and making a large amount of telephone calls. A call center is designed for large volumes of calls with large numbers…

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Free Phone Booth

Introduction This tutorial we explain how to build up from scratch a low cost telephone booth for making free calls to landline phones to more than 40 countries using Asterisk and SIP provider. It explains the hardware and…

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Digium Digital Telephony Cards

Digium Digital Telephony Cards: Single Span, Double Span, Quad Span Digium® cards in the TE series are high-performance, cost-effective, digital telephony interfaces which support T1 and E1 environments. The environments are selectable on a per-card or per-port basis….

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Focus On “Core” Business Not “Chore” Business

Small business owners are stretched to the limit. They can barely keep up with the demands placed on them running their Core Business. Add the non “Core” tasks and most small business owners become overwhelmed. This is why…

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Digium Analog Telephony Cards

Digium Analog Telephony Cards: 4 Port, 8 Port and 24 Port Digium® analog cards were created for connecting analog telephones and analog POTS lines through a PC. Using one of our analog cards in concert with Digium’s Asterisk®…

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Polycom VVX 500

Polycom VVX 500 IP Business Media Phone A performance business media phone delivering best-in-class desktop productivity and unified communications for busy professionals The Polycom® VVX® 500 performance business media phone unifies superior voice capabilities and applications into a…

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XRS 6200 REPEATER

The wireless XRS 6200 REPEATER from XRS wireless solutions is designed according to the Digital Enhanced Cordless Telecommunications (DECT) standard. With one or more repeaters, you can extend the range of your XRS wireless system remarkably, in order…

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XRS 5660 HANDSET

The XRS 5660 HANDSET from XRS wireless solutions is a wireless handset which enables your personnel to move around the workspace, without being attached to a cable or a specific workspace. Thanks to the durable battery, there’s up…

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XRS 5440 BASE

The wireless system by XRS wireless solutions, the XRS 5440 BASE, forms the basis of your professional, flexible and reliable phone system. Thanks to its diversity in functionalities, you install a complete VoIP-system in one product. The support…

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Asterisk UAE

DVCOM Technology is the only Digium Authorized Training Partner in the Middle East. DVCOM Technology is the Authorized Distributor of Digium Asterisk in MENA region. With a 360 degree solutions and product portfolio, DVCOM has become a prominent…

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5 Curable Causes of Poor VoIP Call Quality

If you are using a VoIP phone system, there is a good chance you have experienced poor call quality. This article discusses the causes of VoIP call quality problems and what you can do to correct them. The…

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Bulk Call Generation Using Asterisk

One of the ways in which Asterisk can be useful, other than by functioning as a PBX, is to provide automated testing and call generation of other VoIP systems. In a lab environment, it can be difficult to…

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OpenCDRRate – Scalable Open-Source CDR Rating System

OpenCDRRate: http://sourceforge.net/p/opencdrrate/home/Home/ License: GPL OpenCDRRate is a scalable, Linux/Windows-compatible system to rate, tax and invoice your telecom/VoIP CDR. It runs on Postgres, Apache and PHP. This system allows you to import your CDR into the rating queue. The…

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Diamondcard VPN Service

http://www.diamondcard.us VPN Service The VPN Service is meant to be used together with Diamondcard service. It allows you to secure all your voice calls between your location and our server. For example, let’s say you are located in…

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Avoid Being Locked Into Long-Term Service Contracts

When business slows, companies respond by reducing expenses. What would happen if your business was not allowed to cut costs because of language in one of your service contracts? The answer is obvious, at worst, your business could…

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