Posted March 17, 201410 yr Hi all I'm setting up an email server which has multiple virtual domains. What I'd like to know is the requirements for encrypted SMTP. If I setup the DNS like this: example.com MX 10 mail.example.com example2.com MX 10 mail.example2.com test.com MX 10 mail.test.com Does this mean I'll need a valid certificate for both domains. i.e. two separate certificates or SAN certificate? Alternatively, if set up the MX as follows would it make a difference: example.com MX 10 mail.example.com example2.com MX 10 mail.example.com test.com MX 10 mail.example.com If I set the MX for all domain to mail.example.com, will I just require a SSL certificate that's valid for mail.example.com? Thank you in advance. Sophal Continue reading...
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.