I am new to exchange and currently we are not able to send email to the outside world. I have an error of 454 4.7.5 certificate validation failure Please help
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LVL 27

Administrative Comment

by:Andrew Leniart
Hi Todd,

What you've done here is made a "Post" which is just a way to share information with the rest of the EE community.

To get help from the experts, please use the blue Ask a Question button at the top of your page.  

Hope that's helpful.

Andrew
EE Topic Advisor
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