None, although if this Variable is omitted (and no value is specified in the Server document), the interval cycle is 60 minutes
Interval field in the Server Tasks/Administration Process tab of the Server document. This Variable can also be set in the NOTES.INI Settings tab of the Configuration Settings document.
Specifies the interval cycle (in minutes) for when the Administration Process carries out many types of requests. This Variable corresponds to the Interval field in the Server Tasks/Administration Process tab of the Server document. The Administration Process looks in the Server document first, and if it does not find a value in the Interval field, refers to the NOTES.INI setting.