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Phil's Blog

The thoughts and ramblings of an Engineer

Tag: asterisk

Asterisk Logo
15 September, 2026 Blog

Analysis of poor Asterisk SRTP Performance on Debian Linux

Intro Although I have experience running Asterisk at significant scale, the number of SRTP channels has always been relatively few.

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Huawei E160
4 April, 2016 Blog

Enabling voice on a Huawei E160 (AT^DDSETEX failed)

This is a low cost 3G Dongle, often found O2 branded. It supports GSM voice calls and can work with

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