The Grandstream GXP2020EXT is an accessory “sidecar” (or in Grandstream-speak “Expansion Module”) that adds 56 speed dials with BLF to Grandstream model GXP20xx VoIP telephones. In the article below I’ve…
Telephony
How many Touch-Tone digits does your landline have? 12 ? …That’s so pedestrian. If you’re a phone geek you might know about the old military AUTOVON phone system. These phones…
We’re running an older installation of Elastix at my office, version 2.0.0 (release 58) on top of freePBX version 2.7.0 (release 10). The call trace feature was bothering me. This…
Need an Asterisk setup? Why not combine the long term support of an Ubuntu LTS release with the long term support of a Certified Asterisk release? Certified Asterisk releases are…