D-Link DGS-3000 Series Reference Manual page 57

This window will display how the devices within the Single IP Management Group connect to other groups and
devices. Possible icons on this window are as follows:
Icon Description
Group
Layer 2 commander switch
Layer 3 commander switch
Commander switch of other group
Layer 2 member switch.
Non-SIM devices
Tool Tips
In the Topology view window, the mouse plays an important role in configuration and in viewing device information.
Setting the mouse cursor over a specific device in the topology window (tool tip) will display the same information
about a specific device as the Tree view does. See the window below for an example.
DGS-3000 Series Gigabit Ethernet Switch Web UI Reference Guide
Figure 3-17 Topology view
Icon
Layer 3 member switch
Member switch of other group
Layer 2 candidate switch
Layer 3 candidate switch
Unknown device
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Description