In reply to end of data command 554
- 554 security violation in reply to end of data command
- 554 rejecting banned content in reply to end of data command
- Said 554 transaction failed in reply to end of data command
- 554 message not allowed 299 in reply to end of data command
- 554 5.1 0 sender denied in reply to end of data command
- 554 transaction failed in reply to end of data command
- This mailbox is disabled 554.30 in reply to end of data command
- 554 rejecting banned file attachment in reply to end of data command
- 554 5.7 1 command rejected in reply to end of data command
- Said 554 rejecting banned content in reply to end of data command
- 554 5.7 1 spam message rejected in reply to end of data command
- 554 5.6 0 invalid message content in reply to end of data command
- 554 rejected due to spam url in content in reply to end of data command
- 554 message is rejected due to a processing error in reply to end of data command