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  1. Alert Info Header Missing

    Yes, I am one of the administrators for the system. The 3CX version is 10.0.22686.2297 SP.5. I use a remote extension (outside the LAN) over broadband. The system is set up in compliance with the following information on using distinctive ring tones...
  2. Alert Info Header Missing

    Yesterday distinctive ring tones were working with my hosted Grandstream 1450. However, today they stopped. I did a wireshark and found that the alert info header was no longer included in the SIP headers?!? No changes or updates to the system. Any ideas? -Thanks
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