• Status: Solved
  • Priority: Medium
  • Security: Public
  • Views: 71
  • Last Modified:

How many names needed for SAN Certificate for Exchange 2013 server with multiple name

We are trying to figure out on how many names will be sufficient to meet our requirements for a SAN certificate that will be installed on Microsoft Exchange server 2013. Below is a list of our domains (fictitious names):

Internal Domain - abc.abc.com (Mail server is  mail10.abc.abc.com)
External Domain - abc.com  (email domain)
Additional External Domain - xyz.com (users email address = user@xyz.com)

In our setup the AD domain is abc.abc.com, the email domain for most people is xyz.com, but we also have some people that have email addresses @abc.com.
So when I buy the SSL certificate, I assume I would need:


Is this correct or do i need more or less? Any input is appreciated.
1 Solution
kcowartAuthor Commented:
Typo on subject,  Should read as :How many names needed for SAN Certificate for Exchange 2013 server with multiple domains
MAS (MVE)EE Solution GuideCommented:
You need only two names if you have one email domain.
which is you common name and autodiscover.
e.g. mail.domain.com and autodiscover.domain.com

Please check this

Use this for reissuing your certificate without writing a long a command

Please check these if you have multiple email domain
Question has a verified solution.

Are you are experiencing a similar issue? Get a personalized answer when you ask a related question.

Have a better answer? Share it in a comment.

Join & Write a Comment

Featured Post

Ultimate Tool Kit for Technology Solution Provider

Broken down into practical pointers and step-by-step instructions, the IT Service Excellence Tool Kit delivers expert advice for technology solution providers. Get your free copy now.

Tackle projects and never again get stuck behind a technical roadblock.
Join Now