antihacking

  1. SIP Trunk TLS to an AudioCodes SBC (3CX v20)

    Hello, I was able to configure a SIP Trunk between a 3CX v18 and an SBC AudioCodes Mediant 800B with TLS and SRTP. To be able to have TLS activated and working, I had to deselect the option "Enable PCI compliance SSL/SecureSIP Transport and Ciphers ..." under "Security\Anti-Hacking". This...
    • Alain.R.
    • Thread
    • antihacking pci compliance sip trunk tls
    • Replies: 9
    • Forum: Other

  2. Block connections by user-agent type

    Hi All, Is it possible to block connections by agent type? Have multiple hits per minute form wildly different IP's which seem to change every second time to avoid being blocked. On 99% of them the user-agent is a PolycomVVX-VVX. If I could just block all phone types I KNOW I am not using...
  3. amannick

    IP Black List

    Hello Team I noticed a strange thing today. I saw a Same IP address black listed on all of 3CX instance. is it something normal. I also have noted the log. The IP 216.245.209.190 has been blacklisted for 86400 sec. (Expires at: 2021/07/14 10:45:20). Reason: Too many failed authentications...
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