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SMTP server blocks 'HELO localhost' message for SmartEvent reports sent by mail Technical Level
  • When using send report by mail ('Reports' tab -> Report name -> Manage -> Email Setting -> Send By Mail), the SmartEvent sends 'HELO localhost' and gets blocked by the SMTP server.

    [Expert@gw]# telnet MailServer 25
    Trying <MailServer IP address>
    Connected to MailServer.
    Escape character is '^]'.
    220 MailServer ESMTP ready.
    HELO localhost
    250 MailServer Hello [<IP address>]
    mail from: ''
    250 OK
    rcpt to: ''
    550 Invalid HELO string (localhost)
    Connection closed by foreign host.
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