refused to talk

  1. sebolavie
    Thread

    status=deferred delivery temporarily suspended: host smtp-in.orange.fr refused to talk to me: 421

    Hi For a few days, without having changed anything in the configurations, on several servers with ispconfig3 I have received emails with the...
    Thread by: sebolavie, Jan 31, 2024, 2 replies, in forum: Installation/Configuration
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