Ensure that address book synchronization is set up and functioning successfully.
See Section 2.0, GroupWise/Exchange Address Book Synchronization.
Create the new, dedicated Free/Busy Service user in your GroupWise system.
Create the new, dedicated Free/Busy Service user in your Exchange system.
Ensure that the Free/Busy Service users are exempt from password expiration rules.
Ensure that the CAS server where you plan to install the GroupWise Free/Busy Service meets the system requirements.
Continue with Installing the Free/Busy Service.