In: Greenfield Tech

Hardware review: Allo.com MegaPBX
May 20, 2014

Part of our continuing series of hardware reviews This review is of Allo.Com’s MegaPBX (http://www.allo.com/megapbx-line.html). As Wikipedia explains Historically, the expense…

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Building an Asterisk based business: Part III
April 6, 2014

In our previous posts we’ve examined a specific segment of the Asterisk Business eco-system – the long distance calling services (calling cards, callback, etc). While we’ve examined 2 specific models of operation, indicating the pros and cons of this business case – we shall now talk not about a specific case, but more about the requirements for building a specific type of voip business.

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Building your Asterisk based Business – Part II
March 11, 2014

In our previous post (http://bit.ly/1lRRcZp) we’ve explored the world of long distance calling cards, and a small case of provider that…

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Building your Asterisk based Business – Part I
March 2, 2014

Since the inception of GreenfieldTech, back in 2007, we’ve assisted over 40 different VoIP companies to bootstrap their activities and launch their products. During that period, some of these companies had become a great success and some had disappeared from the face of the planet. This series of posts will bring the story of some of them – and we’ll try to analyze what made each company into a success or a failure.

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Hardware Review: Allo.Com GSM Card
February 17, 2014

** This post is cross-posted on www.simionovich.com ** Honestly, this is something I should have already done a long time ago….

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Greenfield Tech brings Cetis to Israel
February 3, 2014

Press Release Greenfield Tech brings Cetis to Israel Hospitality industry just got in-Israel phone support Netanya, February 3, 2014 With growing…

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Sometimes, Reality is far more scary…
October 13, 2013

During this years Astricon, Eric Klein and myself were entrusted with the task of helping to organize and execute the Asterisk…

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Announcing VoIP-On-Tap
October 3, 2013

We are happy to announce the foundation of the VoIP-On-Tap meetup group. You can register at http://www.meetup.com/voipontap/. The VoIP-On-Tap is an Israeli…

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Asterisk Cafe Returns February 4th
January 31, 2013

After a long hiatus, Asterisk Cafe meetups are back! We will hold a meetup on every first Monday of the month. The…

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Presentations from AstriCON 2012
November 14, 2012

GreenfieldTech Presentations from AstriCON now available on our downloads page

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Corona Friendly Business