Understanding Forcepoint DLP for Cloud Email error codes
This section provides the error codes and messages that indicate the cause of a problem in the process.
| Rcode | Xcode | Message | Description |
|---|---|---|---|
| 550 | 5.7.20 | No passing DKIM signature found | DKIM signature tag not found |
| 550 | 5.7.21 | No acceptable DKIM signature found | DKIM signature tag found but not matching with data |
| 550 | 5.7.22 | Rejected as email looped back | DLP processed mails are looped back and rejected by Forcepoint DLP connectors |
| 552 | 5.2.3 | Message size exceeds fixed maximum message size (3072000) | Message size is greater than 30Mb |
| 554 | 5.7.1 | Command rejected | Forcepoint DLP connector does not have policy file for the sender domain |
| 550 | 5.7.1 | Relaying denied. Proper authentication required | The IP from which mail is received has not been granted access. |