Werk #17166: HTML Email: Handle SMTP return code 554 as permanent error
| Component | Notifications | ||||||
| Title | HTML Email: Handle SMTP return code 554 as permanent error | ||||||
| Date | Sep 2, 2024 | ||||||
| Level | Trivial Change | ||||||
| Class | Bug Fix | ||||||
| Compatibility | Compatible - no manual interaction needed | ||||||
| Checkmk versions & editions |
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If you used "Enable synchronous delivery via SMTP" the return code 554 was not handled as a permanent error, leading to multiple delivery attempts.
This return code is now handled as permanent error.