FibroLAN Falcon Gen-3 M-Class, User Manual

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Falcon M-Class | User Guide
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4.17.8.2 STP Detailed Bridge Status
This section provides detailed information on a single
STP
bridge instance, along
with port state for all active ports associated.
Figure 4-136: STP Detailed Bridge Status
Table 4-130: STP Detailed Bridge Status Parameters
STP Bridge Status
Bridge Instance
The Bridge instance - CIST , MST1 , ....
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 it 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).
Topology Change
Last
The time passed since last Topology Flag was last set
CIST Ports & Aggregations State