Multi Tenant PBX based on Kamailio and Freeswitch

Kamailio Registration servers
Freeswitch as the Media Server

1. Instal Kamailio
OS: Debian 11.3
Question: Does MariaDB required? I prefer postgresql

2. Install Freeswitch from master( I will do it)

3. User Registraion from postgresql database, I will provide the Database and table
Eg: Customer 1 - user1 at customer1.sipserver.ca, user2 at customer1.sipserver.ca
Eg: Customer 2 - user1 at customer2.sipserver.ca, user2 at customer2.sipserver.ca
Eg: Customer 3 - user1 at customer1.sipserver.ca, user2 at customer3.sipserver.ca


DNS Srv Records - Cloudflare and I will configure.

4. Customer1 can call their users only

5. Voice Mail Sent to Freeswitch

6.Each Customers - Use Own Music On Hold

7.Inbound Calls and IVR - Tenant


I will provide the debian server, with freeswitch installed.

Setup the above and Provide Full Instructions, how to setup the above