Dell OpenManage Network Manager Client Manual page 193

Ports Expanded
Clicking the plus (+) in the upper right corner of the summary screen displays this expanded view
of available ports.
The Settings button lets you configure columns that appear and their order. The available columns
for this view include many related to the attributes that appear in Port Details on page 192, above.
This screen also includes a Reference Tree displaying a tree of the selected port's relationship to
logical interfaces and monitors.
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Ports | Resource Management