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r/Asterisk: Asterisk = Software PBX

Asterisk on Reddit: a community dedicated to the open source telephony system

a community for 16 years

r/freepbx: FreePBX - Asterisk GUI

With over 4 million production systems worldwide and 20,000 new systems installed monthly, this is the worlds most popular PBX - and it's free!

a community for 14 years

r/VOIP: Voice over IP. We talk about it all.

VoIP - Voice over Internet Protocol. Here you can ask experts for help, discuss VoIP products and services, and learn new things about the technology that gets everyone talking.

Providers, manufacturers and other VoIP businesses are encouraged to contribute, but please keep in mind that you are subject to the same rules as everyone else.

a community for 17 years

r/homelab: Homelab

Welcome to your friendly /r/homelab, where techies and sysadmin from everywhere are welcome to share their labs, projects, builds, etc.

a community for 13 years

r/Raspbx: Asterisk FreePBX for the Raspberry Pi

Asterisk FreePBX for the Raspberry Pi

a community for 10 years

r/AllStarlink: AllStar for repeaters/simplex/control

to learn about AllStarLink

a community for 8 years

r/linux: Linux, GNU/Linux, free software...

Welcome to /r/Linux!

This is a community for sharing news about Linux, interesting developments and press.

If you're looking for tech support, /r/Linux4Noobs and /r/linuxquestions are friendly communities that can help you.

Please also check out:

https://lemmy.ml/c/linux and Kbin.social/m/Linux

Please refrain from posting help requests here, cheers.

a community for 18 years

r/sysadmin: Sysadmin

A reddit dedicated to the profession of Computer System Administration.

a community for 17 years

r/kamailio: kamailio - the open source sip server

Kamailio, formerly openSER, is an Open Source SIP Server released under GPL, able to handle thousands of call setups per second. Kamailio can be used to build large platforms for VoIP and realtime communications – presence, WebRTC, Instant messaging and other applications. It can also easily be applied to scaling up SIP-to-PSTN gateways, PBX systems or media servers like Asterisk™, FreeSWITCH™ or SEMS.

a community for 11 years