## Viewing Performance Information on Port Groups

You can view the performance of devices connected to the port groups.

1. From the menu bar, choose Performance > End Devices > Port Groups.

You see the Port Groups Traffic and Errors window.

2. You can use the drop-down to filter the view by 24 hours, Week, Month and Year.

3. Click the name port group to see the members of that port group.

There are variations to this procedure. In addition to these basic steps, you can also perform the following steps to view detailed information for the port groups:

• To change the time range for this graph, select it from the drop-down list in the upper right corner.

• To view the detailed information for a specific period, drag the slider control to choose the time interval for which you need the information.

• Use the chart icons to view the traffic chart in varied views.

• You can also use the icons to Append, Predict and Interpolate Data.

• To export the data into a spreadsheet, click the Export to Excel icon in the upper-right corner and then click Save.

Note If the performance tables do not contain any data, see the Performance Manager Collections section to turn on performance data collection.