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Chapter 19: Checking the Status of Bridge Tables
Table 53. STP Port table fields
Field
State
Path Cost
Designated Root
Designated Cost
Designated Bridge
Designated Port
Forward Transitions
Obtaining L2 Interface Information
Obtain L2 Interface information if you want to examine which ports are currently serving
as L2 interfaces, to which VLAN those ports belong, and the port identification (number).
To access such information, do one of the following:
•
In the Front Panel view, select the Monitor menu, choose Bridging State, and then
choose L2 Interface.
394
Indicates whether or not the port is functioning. If the port is
functioning, this field identifies the port's state as one of the
following:
•
Blocking – signifies the SSR is not accepting any incoming
frames except STP BPDUs.
•
Learning – signifies the SSR is learning the MAC addresses
of packets it receives on the port, but is not forwarding
those packets.
•
Listening – signifies the SSR is receiving frames but is not
learning them.
•
Forwarding – signifies the SSR is both learning and
forwarding packets it receives on the port.
•
Broken – signifies the port is broken.
•
Disabled – signifies the port is disabled. The SSR drops all
frames including BPDUs.
Indicates the cost assigned to the port.
Identifies the root bridge.
Indicates the path cost of the designated port.
Identifies which bridge is the designated bridge on the LAN.
Identifies which port on the designated bridge is used for
forwarding data.
Indicates how many times the port has changed from the
learning state to the forwarding state.
Description
CoreWatch User's Manual
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