C
ONFIGURING
THE
S
WITCH
2-38
• Disabled - The port has been disabled by the user or has failed
diagnostics.
• Blocking - Port receives STA configuration messages, but does
not forward packets.
• Listening - Port will leave blocking state due to a topology
change, start transmitting configuration messages, but does not
yet forward packets.
• Learning - Port has transmitted configuration messages for an
interval set by the Forward Delay parameter without receiving
contradictory information. Port address table is cleared, and the
port begins learning addresses.
• Forwarding - Port forwards packets, and continues learning
addresses.
• Broken - Port is malfunctioning or no link has been established.
• Forward Transitions – The number of times this port has
transitioned from the Learning state to the Forwarding state.
• Designated Cost – The cost for a packet to travel from this port to
the root in the current Spanning Tree configuration. The slower the
media, the higher the cost.
• Designated Bridge – The priority and MAC address of the device
through which this port must communicate to reach the root of the
Spanning Tree.
• Designated Port – The priority and number of the port on the
designated bridging device through which this switch must
communicate with the root of the Spanning Tree.
• Trunk Member – Indicates if a port is a member of a trunk.