IIS smtp relay

https://microsofttouch.fr/default/b/florent/posts/scom-notifications-email-avec-le-smtp-de-office-365

https://docs.microsoft.com/fr-fr/Exchange/mail-flow-best-practices/how-to-configure-iis-for-relay-with-office-365?redirectSourcePath=%252farticle%252fHow-to-configure-IIS-for-relay-with-Office-365-eb57abd2-3859-4e79-b721-2ed1f0f579c9

test
https://docs.microsoft.com/fr-fr/Exchange/mail-flow/test-smtp-with-telnet?view=exchserver-2019
https://docs.microsoft.com/fr-fr/Exchange/mail-flow/connectors/allow-anonymous-relay?view=exchserver-2019

https://docs.microsoft.com/fr-fr/Exchange/mail-flow-best-practices/fix-issues-with-printers-scanners-and-lob-applications-that-send-email-using-off

 

https://www.youtube.com/watch?v=JgZF_wTP_gU

Relay anonyme – connecteur
https://kb.apb-informatique.fr/relais-smtp-anonyme-office-365/