provider vivo

  1. mastermindjf

    VIVO SIP PROVIDER ADDED +55 TO THE CALLED DID NUMBER

    Hi everyone, My SIP provider (Vivo) recently started adding +55 to the SIP headers, and now all my DIDs have stopped working. I need to update the DIDs in 3CX to match this new format, but I don’t want to lose the existing configuration for each one — I have many DIDs and reconfiguring them...
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