Monthly Archives: December 2008

Asterisk to Support Polycom’s Siren7 and Siren14

asterisk1Just a brief news item from my notes of the December 26 VUC call with Steve Sokol. We learned that Digium is planning support for Polycom’s Siren7 and Siren14 codecs in a future release of Asterisk v1.6. These are also known as G.722.1 and G.722.1 Annex C. They offer wideband calling at bitrates much lower than G.722 calls.

Siren14 supports bitrates of 24, 32 or 48 kbps and 14 khz passband making it equally well suited to music as voice applications. Siren7 supports bitrates of 16, 24 or 32 kbps with 7 khz passband.

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Retiring snom’s m3 From Our Home Line

snom_m3_persp_1_typo3_032Since mid-October the snom m3 has been the only phone on our home account. That’s when the old Panasonic KSU finally breathed its last gasp. I’ve been using one of the snom handsets in my office since they arrived in January. In general I’m pleased with the device. It does what I need and it’s been reliable.

About a week ago my wife came to me with one of the little snom m3 cordless handsets in her hand. She wasn’t mad, but she said that the little phone is source of frustration, and she’d like me to replace it on the home line.

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pfSense + Freeswitch

According to the pfSense blog there's been an effort to implement Freeswitch as an installable package to pfSense. This is very interesting. There's a long list of comments to the blog post which collectively spell out some of the merits…

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Rumour: Snom 820

Just this afternoon I heard that I might be able to lay hands on one of the new snom 820 handsets for my own little field trial. Funny how things come full circle. The very first SIP desk phone I…

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