Exchange 2010 SSL Certs

I am converting to Exchange 2010 from 2007 with 2 hub cas servers and 2 mail box servers running exchange 2010.  The 2 hubcas servers are congiured in an NLB and the Mailbox servers are configured using DAG.

In my exising configuration I have a SAN for each of my servers listed and, I'm trying to trim down the number of SANs listed and am wondering is all I need here:

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AmitIT ArchitectCommented:
It depends what services you want to be available to outside and internal user. According to that you can configure it
RBrogenAuthor Commented:
Pop3, SMTP, IMAP, Outlook Anywhere and OWA.
Jian An LimSolutions ArchitectCommented:
you can use the  exchange 2010 "New Exchange Certificate" wizard

read the following link for details. It will help you exactly what you need.

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