Spanning-Tree Operation
802.1D Spanning-Tree Protocol (STP)
Figure 5-19. Example of STP Status with Trk1 (Trunk 1) as the Path to the STP Root
2.
Figure 5-20. Example of STP Port Status with Two Redundant STP Links
5-40
Device
Press
[S]
(for
Show ports
) to display the status of individual ports.
Indicates which uplink is the
active path to the STP root device.
Note: A switch using fast-uplink
STP must never be the STP root
device.
Redundant
STP Link in
(Fast) Uplink
Mode
Links to PC or
Workstation
End Nodes
Redundant
STP Link in
(Fast) Uplink
Mode