1. P

    Proxmox Mail Gateway to another Proxmox Mail Gateway causes DKIM Header Repetition

    I have an Exchange server behind a Proxmox Mail Gateway 7.0-6 On the other end I have a Postfix server behind another Proxmox Mail Gateway 6.4-4 EXCHANGE <---> PROXMOX MG 7.0-6 <-----> WAN <-----> PROXMOX MG 6.4-4 <----> POSTFIX If I send a test mail from the postfix side to my exchange...
  2. M

    Name von PMG entpricht nicht dem Mail-Header

    Hallo, wir haben das Problem, dass manche fremden E-Mail-Server unsere E-Mail ablehnen, da die PTR-DNS nicht stimmt: Fehlermeldung: <>: host[IP] said: 450 4.7.1 <proxmox.domain.local>: Helo command rejected: Host not found (in reply to RCPT TO command) Unser PMG hat...


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