Log in as the user or group under which Calendar Server is running (such as icsuser and icsgroup) that was specified during installation, or as root
Change to the sbin directory.
Use the csattribute list command to list the attributes for a user or a resource. For example, to list the attributes for firstname.lastname@example.org:, issue the following command:
./csattribute -t user -d sesta.com list tchang