Werk #17166: HTML Email: Handle SMTP return code 554 as permanent error

Komponente

Notifications

Titel

HTML Email: Handle SMTP return code 554 as permanent error

Datum

02.09.2024

Level

Kleine Änderung

Klasse

Bugfix

Kompatibilität

Kompatibel - benötigt kein manuelles Eingreifen

Checkmk versions & editions

2.4.0b1	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.3.0p15	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.2.0p33	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

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.