You can use the following parameters with the command:
yesterday-peak: To display the report for the peak hour of yesterday.
today-peak: To display the report for the peak hour of today.
last-hour: To display the report for the recently completed hour.
starting extension/tacx: To display the report for the specified extension or TAC.
countx: To display the report for the specified number of extensions or TACs.
schedule: To print the report at a later time.
Press Enter.
Example
To display the peak measurements of yesterday for the 76068 extension and the next two extensions, type list measurements principal 76068count3yesterday-peak, and press Enter.