S
PANNING
T
REE
A
LGORITHM
C
ONFIGURATION
2-105
• Migration – If at any time the switch detects STP BPDUs, including
Configuration or Topology Change Notification BPDUs, it will
automatically set the selected interface to forced STP-compatible
mode. However, you can also use the Protocol Migration button to
manually re-check the appropriate BPDU format (RSTP or
STP-compatible) to send on the selected interfaces.
(Default: Disabled)
Web – Click Spanning Tree, STA, Port Configuration or Trunk
Configuration. Modify the required attributes, then click Apply.
CLI – This example sets STA attributes for port 5.
Console(config)#interface ethernet 1/5
Console(config-if)#spanning-tree port-priority 0 3-113
Console(config-if)#spanning-tree cost 50 3-112
Console(config-if)#spanning-tree portfast 3-114