Evidence Cross-8/HPoE-10G, Руководство пользователя

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The Bridge ID of the currently elected root bridge.
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Root Port :
The switch port currently assigned the root port role.
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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.
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Topology Flag :
The current state of the Topology Change Flag of this Bridge instance.
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Topology Change Last :
The time since last Topology Change occurred.
STP Port Status
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Port :
The switch port number of the logical STP port.
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CIST Role :
The current STP port role of the CIST port. The port role can be one of the following values:
AlternatePort, Backup Port, RootPort, DesignatedPort Disabled.

CIST State :
The current STP port state of the CIST port. The port state can be one of the following
values: Blocking Learning Forwarding.
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Uptime :
The time since the bridge port was last initialized.
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CIST :
Click
to next page “STP Detailed Bridge Status”.
STP Bridge Status
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Bridge Instance :
The Bridge instance - CIST, MST1, ...
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Bridge ID :
The Bridge ID of this Bridge instance.
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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