- Set up a cluster with Elastix Mt (using kamailio, domains and 3 asterisks servers in load balanace)
- The services must be configured in 4 VPS (1 proxy kamailio/ mysql; 3 asterisk)
- The asterisks should automatically sync (config and all state)
- The PSTN coming inbound calls will be sent to the proxy and should be sent to one of the asterisk with load balance.
- Any asterisk should be able to transfer the call an extension that is connected to the cluster.