At a command line, change to the directory where the ics.conf is located:
Specify the transaction log name:
Specify the directory path for the transaction log directory:
The default value is: logfile.logdir="logs"
When you have completed editing the ics.conf file, restart Calendar Server:
Calendar services do not need to be stopped to edit the ics.conf file, but you must restart the services in order for the changes to take effect.