D-Link DGS-3212SR Command Line Interface Reference Manual page 92

Example usage:
To configure STP with maxage 18 and maxhops of 15:
DGS-3212SR:4#config stp maxage 18 maxhops 15
Command: config stp maxage 18 maxhops 15
Success.
DGS-3212SR:4#
config stp ports
Purpose
Syntax
Description
DGS-3212SR Layer 3 Gigabit Switch
Used to setup STP on the port level.
config stp ports <portlist> {externalCost [auto | <value 1-
200000000>] | hellotime <value 1-10> | migrate [yes | no] edge
[true | false] | p2p [true | false | auto ] | state [enable | disable]
This command is used to create and configure STP for a group of
ports.
80