In: General
Coming up on Astricon time again
August 18, 2015As usually, we will be speaking at Astricon this October, it is being held in Orlando Rather than just our normal…
Read MoreGreenfield Start-up Tech Mentoring and Development
December 7, 2014We have been and are involved in many phases of start-ups over the years. These range from serious development of the…
Read MoreNovember VoIP on Tap Meetup
November 6, 2014This month we held another VoIP on Tap MeetUP this month the topics covered were: Network Management: Using to monitor (tm) by David Bereslavich. The presentation can…
Read MorePresenting at Astricon 2014
October 23, 2014Updating live from Astricon 2014 in Las Vegas where Nir and Eric are presenting. …
Read MoreTermination Fraud TNG
July 22, 2014Honestly, fraudsters world wide are becoming more and more resourceful. From SIP based port knocking, automatic bot nets and targeted VoIP…
Read MoreCall analytics – Not Only for Large Enterprises
June 23, 2014By Nir Simionovich (Originally published in Hebrew at Telecom News on 15 June 2014) Call analytics, sounds like something relatively simple and so…
Read MoreBuilding an Asterisk based business: Part III
April 6, 2014In 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.
Read MoreBuilding your Asterisk based Business – Part II
March 11, 2014In our previous post (http://bit.ly/1lRRcZp) we’ve explored the world of long distance calling cards, and a small case of provider that…
Read MoreBuilding your Asterisk based Business – Part I
March 2, 2014Since 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.
Read MoreSometimes, Reality is far more scary…
October 13, 2013During this years Astricon, Eric Klein and myself were entrusted with the task of helping to organize and execute the Asterisk…
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