no voice

  1. Fanvil H2U voice problem

    Hi all, He have a problem at a customer with Fanvil H2U phones(v 2.12)). Current 3CX PRO system is running 18.0 (Build 415) but we also replicated it on the latest version of 3CX Enterprise in our lab so it is independent of the version. It happens for internal, inbound or outbound calls. The...
    • vladc
    • Thread
    • audio problem fanvil h2u no voice
    • Replies: 2
    • Forum: Fanvil
  2. AbdulKader Anwar

    Calls from Unknown number

    Hi, we have issue with our pabx started recently, receiving calls from unknown numbers and if we answer there is no voice and after that we have issue with outgoing calls, cannot hear voice. But the same time if someone calls to the extension can hear. And after sometimes the outgoing callls...
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