Determines the information that is written to the Universal Messaging client log file, called umClient.log. Each level outputs log entries with that level or higher. Valid values are trace, debug, info, warn, error, fatal, and off. The default is error.

Maximum size of the Universal Messaging client log file. When this size is reached, Integration Server rolls the file over to a backup called umClient(number).log and creates a new file. Values are in megabytes. The default is 10.

Number of backup log files to keep on disk when using log rolling for the Universal Messaging client log file (see the watt.um.clientLog.size property). When this number is reached, the oldest file is deleted. The default is 2.