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7000 Series L3 Managed Switch Reference Manual for Software v2.0
Switching Commands 7-55
Port Role The role of the specified interface within the CST.
Port Path Cost The configured path cost for the specified interface.
Designated Root Identifier of the designated root for this port within the CST.
Designated Port Cost Path Cost offered to the LAN by the Designated Port.
Designated Bridge The bridge containing the designated port
Designated Port Identifier Port on the Designated Bridge that offers the lowest cost to the
LAN
Topology Change
Acknowledgement Value of flag in next Configuration Bridge Protocol Data Unit
(BPDU) transmission indicating if a topology change is in
progress for this port.
Hello Time The hello time in use for this port.
Edge Port The configured value indicating if this port is an edge port.
Edge Port Status The derived value of the edge port status. True if operating as an
edge port; false otherwise.
Point To Point MAC Status Derived value indicating if this port is part of a point to point link.
CST Regional Root The regional root identifier in use for this port.
CST Port Cost The configured path cost for this port.
config spanningtree cst port pathcost
This command sets the Path Cost to a new value for the specified port in the common and internal
spanning tree. The <slot.port> is the desired switch port. The pathcost <value> can be specified as
a number in the range of 1 to 200000000 or auto. If "auto" is specified, the pathcost value will be
set based on Link Speed.
Default auto
Format config spanningtree cst port pathcost
<slot.port> <1-200000000/auto>
config spanningtree cst port priority
This command sets the Port Priority to a new value for use within the common and internal
spanning tree. The <slot.port> is the desired switch port. The priority <value> is a number in the
range of 0 to 240 in increments of 16.
Default 128
Format config spanningtree cst port priority
<slot.port> <0-240>