DGS-3100 Series Gigabit Stackable Managed Switch CLI Manual
To designate ports 1 through 5 on module one, with instance ID 2, to have an auto internalCost and a priority of 16:
DGS3100# config stp mst_ports 1:1-5 instance_id 2 internalCost auto
priority 16
Success.
DGS3100#
70