SMTP

Aus xinux.net
Zur Navigation springen Zur Suche springen

Allgemein

Voraussetzung: Ein gültiger Nameserver muss konfiguriert sein.


  • Email Protection
    • SMTP
    • SMTP-Proxy-Status aktivieren

Sophos-Email-1.png


Sophos-Email-2.png

Mail Manager

Here you can manage mails, which are in quarantine

  • Email Protection -> Mail Manager

Sophos-email-mail-manager.png

  • >> Select action <<
    • View
    • Download
    • Delete
    • Release

Malware

Malware-Scan

  • Email Protection -> SMTP -> Malware
    • Malware-Scan
  • Sophos Sandbox:

The Sophos Sandbox requires an additional license. When activated it will send email attachements to a sandbox where it checks for malicious software


Extension Filtering

  • Email Protection -> SMTP -> Malware
    • File Extension Filter (2. box from the bottom)
    • remove or add extensions as required

Malware check footer

Ability to append a message at the end of outgoing mails

  • Email Protection -> SMTP -> Malware
    • Malware check footer (last Box)

Antispam

Spam Detection During SMTP Transaction

  • Confirmed SPAM:

An email gets rejected when it fails a HELO/RDNS, BATV or SPF check.

RBL

Here you can add aditional Blackhole lists

Spam Filter

  • Decide what to do with SPAM mails:
    • nothing
    • warn
    • quarantine
    • blackhole

Sender Blacklist

Add patterns to block mails

Pattern example: *@xmen.de - Blocks all mails from xmen.de

Expression Filter

Filter mails with certain keywords out.

Data Protection

This section is dedicated to outgoing mails.

Exceptions

Sophos-email-exceptions.png

Log

Live-Log unter:

  • Email Protection
    • SMTP
      • Allgemein
        • Live-Protokoll öffnen (unten)