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  1. How to hide/disable http header

    We have an on-prem 3CX (debian) V20 Update9 installation that I need to disable the nginx headers to pass PCI compliance scans. I found some information online to add "server_tokens off" to the ngnix.conf file, but when I go into that file, it's already there. I'll paste in a snip from that...
  2. g.fiszt

    Pass CallerID from one trunk to another

    Hey everyone! I have a Khomp SBC that all my providers are registered in and when we receive a call, it arrives in this equipment and then I forward it to wherever I want. I have 2 PBXs, one is an Asterisk based PBX and the other is the 3CX. Both have a SIP trunk with the Khomp SBC. Sometimes...
    • g.fiszt
    • Thread
    • caller id header sip sip header
    • Replies: 4
    • Forum: Other

  3. Solved SIP Trunk - is it possible to send the internal extension of the user making a call in the SIP information

    I am working on a PCI-DSS integration and it would be useful if we could send the user extension making the call in a contact or other field in the SIP message sent out to our PCI platform. Does anyone know if that is possible? Even if it was another value that was unique to the agent making the...

  4. Is it possible to retain custom header values?

    Hello, We have a specific application which sends a customized SIP Header to our 3CX System. Through Wireshark I can see that the custom header reaches 3CX correctly. Is it possible that 3CX forwards this exact header to our VoIP Provider? I tried many different values in the outbund parameter...

  5. FROM Header Configuration

    I am working with Nextiva for handling our SIP Trunks and thought we had a working configuration, but it appears we do not. Their support is saying the FROM Header need to have our Pilot number added. They are stating when we dial out, the number we are trying to dial is placed in this...

  6. Issue with Activation

    Hello, I have an issue with activation. 3CX failed to establish a TCP connection to activation.3cx.com. I have read about having to upgrade to the latest version of the software to fix the problem. The only issue is that If i do that ill loose my call display. My current license displays...

  7. Solved Outbound Parameters do not work as expected

    Hello, We just established a new SIP Trunk with a VoIP provider. - Our Main Number (e.g. 11111) is different than our Auth ID that is used for the SIP TRunk Registration (e.g. 22222). - We have configured a Caller ID of 11111 for that SIP Trunk - We also have the following Outbound Parameters...
    • George Ts
    • Thread
    • auth id authorization from header outbound parameters register registration
    • Replies: 3
    • Forum: Phone System / PBX
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