3CX Phone System - Wikipedia
https://en.wikipedia.org/wiki/3CX_Phone_System
3CX is a software-based private branch exchange (PBX) based on the SIP (Session Initiation Protocol) standard. It enables extensions to make calls via the public switched telephone network (PSTN) or via Voice over Internet Protocol (VoIP) services.
3CX - Home | Facebook
https://www.facebook.com/3CX/
3CX. 79,782 likes · 83 talking about this. 3X your Communications. PBX. Live Chat. Web Conferencing. One easy to use affordable communications solution. See actions taken by the people who manage and post content. 3CX LTD is responsible for this Page.
3CX - YouTube
https://www.youtube.com/channel/UCOBq-GC6pcEN0aKrE6zhKLw
3CX. Подписаться. Отменить подписку. Find out how 3CX can satisfy your day-to-day communications needs. From receiving calls while out of the office, to boosting agent productivity, face-to-face meetings and much more.
Official 3CX (@3CX) | Твиттер
https://twitter.com/3cx
Последние твиты от Official 3CX (@3CX). We deployed and trained a new 100+ user @ 3CX telephone system in Wales to enable remote working A @ Peplink UBR LTE was installed in rural Dartmoor to provide bonded cellular connectivity.
Инструкция по настройке программы 3CX Phone для Windows
https://zadarma.com/ru/support/instructions/windows/3cx/
Инструкция по настройке 3CX Phone. Инструкции по настройке / Windows / 3CX Phone.
About the phone system 3CX
https://www.reddit.com/r/3CX/
3CX is a Windows or Linux VOIP based PBX (on-prem or cloud) that works with most any kind of phone line or SIP service.