Use the following arguments to add mail and Calendar services:
-S mail adds new mail services to the directory.
-H MailHost specifies the mail host to be used to add mail services to users and groups.
When you use -S mail to add mail services, -H MailHost is required.
-S cal adds new Calendar services to the directory.
commdirmig -S mail -H host1.siroe.com
commdirmig -S mail, cal -H host1.siroe.com