ngthanhluan Posted January 16, 2023 Report post Posted January 16, 2023 Hello, I have just setup a WSUS for my site. Unfortunately, E-Mail Server setting inside WSUS did not support TLS/SSL that required for sending notification. The error message: The Server response was: 5.7.3 STARTTLS is required to send mail Could you please to share if there is any alternative solution to resolve this. Thank you! Quote Share this post Link to post Share on other sites More sharing options...
0 anyweb Posted January 16, 2023 Report post Posted January 16, 2023 what version of Windows server is this and what version of TLS/SSL is installed ? Quote Share this post Link to post Share on other sites More sharing options...
0 ngthanhluan Posted January 16, 2023 Report post Posted January 16, 2023 Thanks for your reply ! I'm using Windows Server 2019 and NOT enable TLS/SSL (still using port 8530) Quote Share this post Link to post Share on other sites More sharing options...
0 anyweb Posted January 16, 2023 Report post Posted January 16, 2023 have you seen the response here ? https://community.spiceworks.com/topic/2320902-wsus-need-starttls-to-send-email-notifications Quote Share this post Link to post Share on other sites More sharing options...
0 ngthanhluan Posted January 16, 2023 Report post Posted January 16, 2023 Yes, I follow this instruction and able to send a test mail message. But I did not receive any test email. I also checking the event viewer but I'm not sure where to find the logs for further investigate. Quote Share this post Link to post Share on other sites More sharing options...
0 ngthanhluan Posted January 17, 2023 Report post Posted January 17, 2023 (edited) I'm checking the log of SMTP server at C:\WINDOWS\system32\LogFiles\SMTPSVC1 and here is the results. Edited January 17, 2023 by ngthanhluan Quote Share this post Link to post Share on other sites More sharing options...
Hello,
I have just setup a WSUS for my site.
Unfortunately, E-Mail Server setting inside WSUS did not support TLS/SSL that required for sending notification.
The error message: The Server response was: 5.7.3 STARTTLS is required to send mail
Could you please to share if there is any alternative solution to resolve this.
Thank you!
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