How do I enabled smtp auth for a mailbox in exchange online

Occasional Contributor

Hi All,

     I am trying to enable SMTP auth for my exchange server.  I have followed the instruction given here


to enable a specific mailbox to have SMTP Auth. But I am still getting a timeout error when I am trying to test the config via I also tried writing a simple c# code and test getting the same issue. Here are the config that I used



port: 587

using secure connection and authentication using the username and password of the user account


Please help




1 Reply
best response confirmed by tiklu ganguly (Occasional Contributor)

Hey Guys,

     It seems after enabling SMTP auth the emails are going. It is only that it takes a bit extra time. So I am closing this thread as of now