Are we letting our guard down?

[The IP based services such as VoIP (with or without IMS) run over open IP networks. As such, they are susceptible to security threats similar to those in the Internet. As VoIP communications becomes widely used, the security level on it becomes essential. In this guest post, Rasa Siegberg a Senior Systems Engineer from SafeNet provides his insights to VoIP and security.] The Great IP Migration The venerable voice communications industry is undergoing one of the most significant evolutionary steps (read more...)

By Tsahi Levent-Levi  |  May 8th, 2008  |  Filed under Technology
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The effects of multi-core on SIP servers

[I’ve had a chat the other day with a colleague of mine, Danny Loeb, who is the Product Manager for our SIP Server Platform. As part of his work, he needs to deal with the multi-core trend and how that changes the architecture of his product.] Multi-core is all the rage these days. Or at least this is what Intel tell us - almost every month Intel arranges a seminar, workshop, training or some other session about multi-core here in (read more...)

By Tsahi Levent-Levi  |  April 21st, 2008  |  Filed under Technology
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Can You Hear Me Now?

[Steve Rust, GIPS VP of Business Development was kind enough to provide his views on call quality and what that means on the audio side for this blog and its readers.] If you live in the United States you may have seen a television advert for Verizon where a guy wanders around the country to gauge how good his cell phone service is in different places. His tagline: “Can you hear me now?” is well recognized. Vonage is (read more...)

By Tsahi Levent-Levi  |  April 17th, 2008  |  Filed under Technology
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VoIP – The next best thing to being there

[I went together on a business trip with Jacob Bridger, a colleague of mine. In one of our many discussions he raised his experience with the IP-PBX he has installed at home. I asked him if he can write it up for this blog and its readers.] Many of us see VoIP as a cheap alternative to the PSTN. Services like Skype, Vonage and others use VoIP to allow us to call PSTN numbers at the last mile using a (read more...)

By Tsahi Levent-Levi  |  March 31st, 2008  |  Filed under Technology
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