Specifying Message Rules Parent topic

Procedure

  1. Navigate to Administration → IMSVA Configuration → SMTP Routing.
  2. Click the Message Rule tab.
    The Message Rule screen appears.
  3. Specify the Message Limits settings:
    • Maximum message size: Specify the number of megabytes.
    • Maximum number of recipients: Specify the number of recipients from 1 to 99999.
  4. Specify the Relay Control parameters to have IMSVA reject messages matching the selected condition.
  5. Specify the Relay Domains.
    IMSVA relays the messages to the listed domains.
    Tip
    Tip
    When importing, import both the exact domain and all sub-domains for best results.
    The following shows sample content of a domain list text file:
    • domain.com: Imports the exact domain
    • *.domain.com: Imports all sub-domains
    • domain.org: Imports the exact domain
    Note
    Note
    The import file must be a text file containing one domain per line. You can use wildcards when specifying the domain.
  6. Specify the Permitted Senders of Relayed Mail.
  7. Click Save.
    Tip
    Tip
    For security reasons, Trend Micro recommends that you avoid open relay when configuring the message rule settings. For more information on how to avoid open relay, refer to the Online Help and the FAQ section in this manual.