What options for IP telephony are currently available?

Question

Asterisk

Hello Karmadi!
Requiring to throw out a list of what it will be possible to organize IP telephony in the office, no call centers, only the standard use of phones. Everything will stand locally, so no providers and cloud services are needed. I am not familiar with IP telephony, but Asterisk itself is heard by itself, it will consider first of all what kind of assembly thread on FreePBX. But then the golyak, I don’t know anything else, it seems there is Elastix, which switched to 3CX.
But you need to consider all options, including paid ones. ,those. You need not only software solutions, but also hardware ones, if any. Google does not cope well with this and I can’t really collect information that is now in trend.

Answer 1

Almost all PBX manufacturers have IP-telephony solutions.
Panasonic, Avaya, Cisco, Samsung...
A lot of pieces of iron with Asterisk inside.

Answer 2

From the hardware, maybe something from here will suit you .
Asterisk without knowledge, I would not risk setting up in the office.

Answer 3

Without knowledge, I installed / configured FreePBX 13.0.190.7 on a regular computer.
Serves 20 users. If you have questions, ask. I will help how I can.

Answer 4

If you have time to figure it out and the call functionality is not very complicated, then take Asterisk. Preferably clean. Yes, at the initial stage, spend more time compared to FreePBX, but everything will work more stable and without glitches.

Answer 5

If there is no money, there is time and service is not a priority, take Asterisk. If you have at least some money and service is a priority, take liraX

Answer 6

Consider this solution ringoline.ru/ofisnaya_ATS.php
Under the hood is an asterisk, but the configuration is serious and taking into account the needs of our business.
Plus, improvements are possible for the client.