SIPWISE CE - NEWS

sip:provider CE v2.2-rc1 Released

After over 4 months of development, we proudly present you the official Release Candidate 1 of sip:providerCE v2.2! Based on the feedback from our awesome Community and Customers, and aligned to our long-term Road Map, we’ve implemented some fundamental changes into v2.2 compared to v2.1, and we bring you some desired new features. What’s new…

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Meet us at Linuxtag 2011 in Berlin

You want to meet us at Linuxtag 2011, Europe’s most important convention for Open Source Software, taking place from May 11 to May 13 2011 in Berlin? Andreas Granig, CTO of Sipwise, will present the sip:providerCE v2.2 in Hall 7.2b at the Kamailio booth 112 (near to the Mozilla project) on Thursday and Friday. You…

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Sipwise is hiring Perl web developers around Vienna

You will mainly extend our provisioning and monitoring systems and make the changes visible via the administrative and customer self-care panels, as well as the SOAP and XMLRPC interfaces. The job requires very strong experience in Perl, MySQL and HTML/CSS/Javascript, a strong knowledge of SOAP, XMLRPC and REST and you should be used to Debian GNU/Linux and SVN/GIT. [ Read More → ]

Sipwise is hiring VoIP engineers (m/f) around Vienna

You will implement efficient and secure call routing features in large-scale systems over geographically distributed components. The job requires very deep knowledge of protocols like SIP, RTP and T.38, a strong experience in writing OpenSER/Kamailio configurations and scripting languages and you should be used to Debian GNU/Linux and SVN/GIT. [ Read More → ]

Sipwise forms Joint Venture with Asipto

In the current era of a rapidly changing telecommunication world, Asipto and Sipwise are pleased to announce the merge of their IP telephony system offerings in order to strengthen the position in the market and to consolidate the development of their unified communication solutions. With Asipto’s know-how and role in the SIP routing development process,…

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sip:providerCE 2.2 – a quick preview

Since the initial release of the sip:provider CE, version 2.1, we’ve mostly worked on two things regarding improvements towards version 2.2: Usability of the Admin Panel, and how NOT to do it: It seems to be a general rule for soft-switch vendors to keep the administrative panel as ugly as possible. There could be different…

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SIP beyond VoIP – location based services using sip:providerCE

SIP is famous for being the protocol to be used for VoIP signaling nowadays. With the (not so simple) SIMPLE extension, it also offers PUB/SUB and messaging capabilities. The plan was obviously to lay grounds for a full-blown communication framework for telephony, instant messaging and presence, as we know it from XMPP. Due to various…

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The sip:providerCE launch – A one-month recap

Back in December 2010 we were launching the sip:providerCE as an open-source offspring of the sip:provider PRO to bring the Sipwise NGCP technology to a much broader audience. During this month, we got a lot of feedback, and it’s time now to look at the impact for Sipwise and the market. How did it go?…

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Erlang for Christmas Shoppers: Why the other checkout line is faster than yours

The Erlang-B calculation is used in telephony systems to describe the probability of call loss on a group of circuits without call buffering. It is however not limited to telephone networks, since it describes a probability in a queuing system. Based on this concept, Bill Hammack from the University of Illinois explains why the other…

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