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Portech GSM Gateway: Prior Art

A number of people in the VOIP user community have deployed this device already, some have even documented their efforts. Such prior art will no doubt help me get mine working also. Here are their notes: The VOIP wiki: http://www.voip-info.org/wiki/view/Setup+MV-370+GSM+Gateway+with+Asterisk…

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The snom m3: Range Limitations & DECT Extender vs Roaming

Two weeks ago my wife told me that the small snom m3 handsets are not working as well as they should. To be specific, when she’s in the front bedroom the call quality is not good. I was out of town at the time but eventually got around to looking into the matter.

It’s is a simple matter of signal propogation. That bedroom location is the furthest possible point from the base radio, which was in my office.

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T-Mobile & Sprint/Nextel May Wed?

The blogging great Om Malik has a rumor about Deutsche Telecom considering buying Sprint/Nextel to combine with it's US T-Mobile operation. Om and his readers point out some very valid technical concerns about merging the two companies. Combined they support…

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Rave: Slim Devices Squeezebox Audio Player

Every now and then  something takes me back to a time and place where I haven’t been in a long, long time. It’s usually enjoyable, but often a bit of a ride. Bear with me as I lay out how and why this little device has found a favored place in my home.

In high school I had been a disk jockey, both at school dances and on a local community cable access channel. Musical reproduction (a.k.a “stereo stuff”) had been very important to me at that age even though I didn’t have the funds to pursue the interest in any depth.

I went on to study music, and eventually recording and live sound reinforcement. I have engineered studio sessions and live performances. However, as I wound my way through my twenties home audio was not a subject of much interest. My career path drifted from the purely musical to into broadcast video production.

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Jared Valentine’s “Application Aware Triggered QoS”

Jared Valentine has posted an interesting description of a system he developed for automatically manipulating QoS & bandwidth allocation to support the use of VOIP over his DSL service. He calls this “Application Aware Triggered QoS.”

He described his initial problem as being trouble with inbound bandwidth management. This is something that I’ve never experienced myself. My trouble was always related to limited outbound bandwidth.

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