HP ProCurve Series 4100GL Management And Configuration Manual page 357

Figure 14-19. Example of STP Port Status with Two Redundant STP Links
802.1w Rapid Spanning Tree Protocol (RSTP) and 802.1d Spanning Tree Protocol (STP)
Figure 14-18. Example of STP Status with Trk1 (Trunk 1) as the Path to the STP Root
Device
2. Press [S] (for Show ports
802.1D Spanning-Tree Protocol (STP)
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.
) to display the status of individual ports.
Redundant
STP Link in
(Fast) Uplink
Mode
Links to PC or
Workstation
End Nodes
Redundant
STP Link in
(Fast) Uplink
Mode
14-35