Unsuccessful Message Delivery (Hard Bounce)

A message with two recipients is injected into the appliance. Upon delivery, the destination host returns a 5XX error, which indicates that the message cannot be delivered to either recipient. The appliance notifies the sender and removes the recipients from the queue.

Mon Mar 31 20:00:23 2003 Info: New SMTP DCID 3 interface 172.19.0.11 address 64.81.204.225
Mon Mar 31 20:00:23 2003 Info: Delivery start DCID 3 MID 4 to RID [0, 1]
Mon Mar 31 20:00:27 2003 Info: Bounced: DCID 3 MID 4 to RID 0 - 5.1.0 - Unknown address error ('550', ['<george@yourdomain.com>... Relaying denied']) []
Mon Mar 31 20:00:27 2003 Info: Bounced: DCID 3 MID 4 to RID 1 - 5.1.0 - Unknown address error ('550', ['<jane@yourdomain.com>... Relaying denied']) []
Mon Mar 31 20:00:32 2003 Info: DCID 3 close