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  1. HT812 stops functioning over a few hours

    My answer is not helpful, however I had the exact same problem. The brand new HT802 would work for a random period of time... and then it would stop responding. I even watched packets on the LAN for a clue. Nothing. Since I have new grandstream product on hand, I replaced the unit with another...

  2. Solved Grandstream GXP2616 - Provision issue

    Where is your 3cx server? Onsite? Your own vps? If you have mentioned this detail already, my apology Also? Have you run the firewall checker to make sure everything passes (all green results, no red). I feel like since some stuff works there may be a DNS issue somewhere in the mix.

  3. Blacklisted numbers are not enough

    This brings to mind devices in the USA like the tele-zapper device that played the SIT tone combination for "disconnected' when answering every call. It was popular in the 1990s. The robodialling equipment and call center autodiallers would hear the 3 beep tone and disconnect automatically.

  4. CHANGING SIP PORT IN PBX EXPRESS

    As more time passes, infected machines all over the globe are running port scans of 65,534 ports (both TCP and UDP), and the scans are becoming more and more sophisticated. Since computers don't get bored, distributed attacks target chunks of IP addresses and scan ranges of ports. Simply moving...

  5. The phone made a successful call, but could not hear the call

    second vote for PBX delivers audio. Also... what is the list of codecs on this extension?

  6. 3CX Self-Hosted Instance - Removed but the license still shows used - unable to reprovision

    just a thought, how much time went by between when you terminated it and tried to re-use it?

  7. Provisioning Link for XML for our new HT802 Analog Telephone Adapter doesn´t work

    I have run into issues with getting the HT802 to provision from a cloud host and without SBC. Everything looked right but it wouldnt take the provision. I ended up TFTP firmware onto the HT802 and then it just worked.
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