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  1. Prevent UK Mobile (other) Calls

    It appears that the calls below are very costly when calling compared to normal mobile phone calls. How do i tell my £CX 15.5 Standard Edition to disallow calls to these numbers? All numbers starting with the following digits belong to United Kingdom (others) (Mobile): 074060, 074061, 074062...

  2. Hacked Account

    Hi, I was recently hacked and a number of calls were made by a rogue caller and ramped up quite a bill. Having looked in my logs I have the following information. How can I prevent these numbers from being called? I dont understand what was done here, can someone please explain...

  3. Ports Open 3CX v15.5

    Hi, I have successfully installed 3CX v15.5.10244.4 on my Windows 2008 Server on a Cloud Hosting Server. I have opened up quite a number of ports to get this replicated from my original physical server. Can you please advise if i need all these ports open. 5090 TCP/UDP 3CX SIP...

  4. Mapping does not match 5060. Mapping is 1025.

    Attached file

  5. Mapping does not match 5060. Mapping is 1025.

    My NAT setting on the router are in the attached jpg.

  6. Mapping does not match 5060. Mapping is 1025.

    Yes. This did use to work fine. Something has changed and the only thing I can think of is my upgrade to 15.5.

  7. Mapping does not match 5060. Mapping is 1025.

    Hi my router is an Asus RT-AC66U_B1.

  8. Mapping does not match 5060. Mapping is 1025.

    Thank you for your response. All ports that you have mentioned is set to forward. Regarding the NAT, was there anything specific I should check?

  9. Mapping does not match 5060. Mapping is 1025.

    Hi, I have been using 3CX for a while. Since upgrading the the latest 3CX Phone System Standard Edition v15.5.5. I get the following error when performing a firewall check; resolving 'stun-eu.3cx.com'... done resolving 'stun2.3cx.com'... done resolving 'stun3.3cx.com'... done resolving...

  10. Cannot make outgoing call to extension.

    Thank you for your prompt response. I did follow the guide you mention. I am on v15 of 3CX and the latest version of SBC which was download yesterday.

  11. Solved Calls dropped on ring connect

    More and more calls are being dropped. I did run the Wireshark tool and captured the packets. I then made a call via my GSM which was dropped before the opening IVR message started. I then went to the Telephony menu item and no items appeared. It appears I couldn't analyse that. When I use...

  12. Cannot make outgoing call to extension.

    Hi, I have set up my 3CX phone system in two locations. The first is HOME and the other is OFFICE. The HOME system runs off my main server and the OFFICE location runs off an SBC. I can receive an extension call from the HOME location but I cannot make a call to an extension to my HOME...

  13. Home and Remote Working

    OK. That's great. Thanks.

  14. Home and Remote Working

    Sander. Thank you for your response. The office we are going to will provide us an internal LAN address such as 192.168.2.10. I will create a SBC and connect to that. Am I correct in saying that I can connect the SBC to this IP address at the remote office and do not require a public IP e.g...

  15. Home and Remote Working

    Thank you for your quick response. Is a public IP mandatory or can I use a local address?

  16. Home and Remote Working

    Hi, I am using the free version of 3CX and have it set up on a home network with 3 x X5G phones. We now wish to move to a Serviced Office with LAN IP's (192.168...). I want to extended our current phone system to that office by adding one or two Fanvil X5G phones to the network. q1. Do I need...

  17. Solved Calls dropped on ring connect

    Thank you. I will check it out.

  18. Solved Calls dropped on ring connect

    Thanks. Number dialed->Connect->Immediately Dropped happens on 1 in 5 calls and could happen 3 times in a row. Yes the problem appears on inbound calls only. We use DrayTel i do not recall it being on the approved list. Firewall checker was run and is Green.

  19. Solved Calls dropped on ring connect

    Is there a way to disable BLF so that my logs dont get clogged up? Also, is there anything i can check to avoid the 1 in 5 dropped calls?

  20. Solved Calls dropped on ring connect

    I am running the latest version of the 3CX software on a Windows 2008 Server. I am experiencing dropped calls immediately after the caller dials the number. Number dialed->Connect->Immediately Dropped The phone does not ring nor connect. This is an intermittent problem, and only seems to...
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