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  1. Implemented Worldwide IP Blacklist database for more security

    Isn't it possible that 3CX builds a database of IPs that try to hack 3 to 5 different PBX's worldwide. At the time there are 3 to 5 attempts to hack a PBX by the same IP address, it's recorded in a database and immediately blocked on all 3CX installs world-wide. This would make it much safer for...

  2. Support for Secondary backup Registrars for Sip trunk Failover

    Until 3CX V15 SP5 we used a backup SIP Trunk from our VoIP provider. The idea is that we add 2 SIP Trunks both with the same DID’s. From 3CX V6 till 3CX V15 SP5 was this working fine. When there was a very brief disruption, the end user didn’t notice this because the backup account was taking...
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