This is a useful tool to build and control you request. You will also be provided with suggestions.
Exchange 2007 SSL CSR Command Wizard (The faster way to make your CSR in Exchange 2007)
https://www.digicert.com/easy-csr/exchange2007.htm
You have to repeat the subject common name in the SAN list.
Which name should I use as Common Name for my UC certificate?
http://exchangepedia.com/blog/2007/08/which-name-should-i-use-as-common-name.html
MCTS: Messaging | MCSE: S+M | Small Business Specialist
