ERROR: "550 Relaying denied" on all outbound emails

  • 3257419
  • 29-Nov-2006
  • 26-Apr-2012

Environment

Products:
Novell GroupWise 6
Novell GroupWise 6.5
Novell GroupWise 7
Novell GroupWise Internet Agent (GWIA)

Configuration:
GroupWise Internet Agent configured to send mails directly without a Relay Host

Situation

Symptoms:
ERROR: "550 Relaying denied" on all outbound emails


Resolution

Remove any transparent SMTP Content Filtering software

Additional Information

Root Cause:
SMTP Content Filtering Software are used for many reasons including virus checking. These softwares can sometime cause SMTP commands and responses to be blocked and may lead to Relaying denied if not configured properly.