American Fibertek SM9p - Manual (Page 34)

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the root switch within
this interval, it
recomputed the
Spanning Tree
Protocol (STP)
topology.
spanning-tree
hello-time [seconds]
G Use the spanning-tree
hello-time global
configuration
command to specify
the interval between
hello bridge protocol
data units (BPDUs).
switch(config)#spanning-tree
hello-time 3
spanning-tree
forward-time [seconds]
G Use the spanning-tree
forward-time global
configuration
command to set the
forwarding-time for the
specified
spanning-tree
instances. The
forwarding time
determines how long
each of the listening
and
learning states last
before the port begins
forwarding.
switch(config)#spanning-tree
forward-time 20
stp-path-cost
[1~200000000]
I Use the spanning-tree
cost interface
configuration
command to set the
switch(config)#interface
fastEthernet 2
switch(config-if)#stp-path-cost 20