1) Expand the items in the snap-in until you get to the Enterprise Edition Server that you installed.
2) Right-click on the correct server name and select "Certificates".
Click next to get past the Certificate Wizard welcome screen.
3) Choose to "Create a new Certificate" then
Click Next.
4) Choose to "Prepare the request now, but send it later" then
Click Next.
5) Under "Name" enter name for your certificate. (This name is simply a label for the certificate, so you can name it whatever you like such as the server name or the pool FQDN)
6) Clear the check to "Mark cert as exportable" then
Click Next.
7) For "Organization" enter your legal company name (Be precise) including Inc, LLC, Ltd etc. if applicable
Click Next.
8) Organizational Unit, enter the department such as Web or Sales then
Click Next.
9) For "Subject Name" enter the Fully Qualified Domain Name (be precise) of the pool. Select the option to "Automatically add local computer name", then
Click Next.
10) Enter your Country, State/Province, and City details then
Click Next.
11) Choose a file name and location to save your new Certificate Request (CSR). The file will be a text file, so it should be given a .txt extension.
Click save
12) Review the settings and finish the certificate wizard. This will save the CSR file to the location you entered above. While ordering your certificate, you will be asked to copy and paste your CSR to the SSL247 order form. Open your CSR file with notepad, and copy and paste the contents to the order form. Select "Microsoft Office Communications Server 2007" as the server platform.
Find more information, see Microsoft's official Office Communications Server documentation, located at
http://r.office.microsoft.com/r/rlidOCS?clid=1033&p1=library
You are now ready to submit your CSR for the certificate you wish to install: