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Lantronix
SM24TBT2DPA and SM24TBT2DPB Web User Guide
Example
: Click a linked instance in the MSTI column on the STP Bridges webpage to display the STP
Detailed Bridge Status page:
Parameter descriptions:
STP Bridge Status
Bridge Instance
: The Bridge instance - CIST, MST1, etc.
Bridge ID
: The Bridge ID of this Bridge instance.
Root ID:
The Bridge ID of the currently elected root bridge.
Root Port
: The switch port currently assigned the root port role.
Root Cost
: Root Path Cost. For the Root Bridge this is zero. For all other Bridges, it is the sum of the Port
Path Costs on the least cost path to the Root Bridge.
Regional Root
: The Bridge ID of the currently elected regional root bridge, inside the MSTP region of this
bridge. (For the CIST instance only.)
Internal Root Cost
: The Regional Root Path Cost. For the Regional Root Bridge this is zero. For all other
CIST instances in the same MSTP region, it is the sum of the Internal Port Path Costs on the least cost
path to the Internal Root Bridge. (For the CIST instance only.)
Topology Flag
: The current state of the Topology Change Flag of this Bridge instance.
Topology Change Count
: The number of times where the topology change flag has been set (during a
one-second interval).