Category Archive: Sipura

Nov 16 2010

Link: Interesting security technique for Asterisk and FreePBX users (may work with other SIP-based PBX’s also)

This article was originally posted in November, 2010. NOTE: For some reason WordPress absolutely hates it when I try to edit this post, and turns links and other things into piles of steaming poo.  If things don’t look right here please e-mail me or leave a comment and I’ll check it out.  WordPress, I KNOW …

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Oct 20 2010

Link: Free SIP Calling with Google Voice (sans Gizmo5)

One of the more popular articles on this site is How to use Google Voice for free outgoing calls on an Asterisk/FreePBX system (the easy way), but that article assumes that you own (or have administrator access to) an Asterisk server.  What if you just want to have a softphone or regular phone with Google …

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Jun 04 2010

Mini-review of Sangoma U100 USBfxo device

This article was originally posted in June, 2010. I recently had the experience of trying to help someone make a Sangoma USBfxo device (model U100) work on a server that runs FreePBX and Asterisk. The advertised features of this device are as follows: Dual FXO ports Easy installation, no need to open up computer to …

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Apr 23 2008

Review of Ring Voltage Booster II™ from Mike Sandman Enterprises

This article was originally published in April, 2008. Once in a while you run into a situation where someone wants to put a whole bunch of phones on one physical phone pair. This can often happen in a home with many rooms, where every room has been prewired with a phone jack. You start out …

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Mar 23 2008

BETA Perl script for Caller ID popups when using Linksys/Sipura devices

Phone icon - right click and copy image

photo credit: bcostin PLEASE NOTE: This  article has been updated as of December 30, 2008.  This now works with a Mac or Win32 computer (and Linux computers with libnotify installed or readily available, such as those running Ubuntu) and has been updated to reflect that fact. Also, please note that previous versions may have failed …

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Nov 16 2007

Linksys and Sipura adapter users – check your RTP Packet Size and Network Jitter Level

Edit: Reader Christopher Woods notes in a comment that the following is also applicable to at least some models of Linksys phones, e.g. SPA942 and SPA962. Do you use a Linksys or Sipura VoIP adapter? Do the people you are talking to ever complain about your voice breaking up, or missing or dropped syllables, or …

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