> # Top ISLs/Trunks

> Displays the performance data for the top 10 performing ISLs and/or Trunk ports. Each entry shows current receive and transmit percentage with a graph depicting the percentage of time each trunk spent exceeding the currently configured thresholds, see the Performance Manager Collections section. Clicking on the bar graph to the left of each entry will provide a 24 hour graph for the selected item to provide context to the performance data being shown.

> Click the + symbol in the upper right corner to display more detailed information on each entry by displaying the speed of the ISL/Trunk, the average and peak receive data, the average and peak transmit data, the combined receive and transmit data, the total number of errors and discards in the last 24 hours, and the time the data was last updated. By clicking the square icon in the upper right corner you will return to the previous view.

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