D-Link DXS-1210-12TC Reference Manual page 119

DXS-1210 Series Smart Managed Switch CLI Reference Guide
Switch# show ddp
D-Link Discovery Protocol state: Enabled
Report timer: 60 seconds
Switch#
This example shows how to display DDP on port 1/0/1.
Switch# show ddp interface ethernet 1/0/1
Interface State
-------------- ----------
eth1/0/1 Enabled
Switch#
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