Log in as an administrator with permission to change the configuration.
Change to the /etc/opt/SUNWics5/cal/config directory.
Save your old ics.conf file by copying and renaming it.
Edit one or more of the following ics.conf parameters as shown in following table:
Save the file as ics.conf.
Restart Calendar Server.
cal-svr-base/SUNWics5/cal/sbin/start-cal