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Sender getting bounce back error: "550 Message rejected due to user rules."

Article Number: 000057385

Last Modified: Tue Apr 03 19:27:37 GMT 2018

Description

  • Spam or or malicious messages are being quarantined, the sender receives a reject message: "Remote host said: 550 Message rejected due to user rules."
  • This is happening when the action in the "Customize actions" feature is set to "fake_accept", as well as when set to "quarantine". 
  • Quarantine response is set to rejected under Filter settings

Environment

  • SolarWinds Mail Assure

Solution

  • The error represents a message was quarantined within Mail assure
  • This bounce back setting can be adjusted so no NDR is sent when Mail Assure Quarantines the message
  1. Navigate to the domain
  2. Click on Filter Settings under Incoming
  3. Change Quarantine Response setting from Rejected to Accepted

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