C
ONFIGURING
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3-128
• 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.
Figure 3-57. Configuring Spanning Tree Algorithm per Port
CLI – This example sets STA attributes for port 7.
Console(config)#interface ethernet 1/7 4-132
Console(config-if)#no no spanning-tree spanning-disabled 4-175
Console(config-if)#spanning-tree port-priority 0 4-176
Console(config-if)#spanning-tree cost 50 4-175
Console(config-if)#spanning-tree link-type auto 4-179
Console(config-if)#no spanning-tree edge-port 4-177
Console(config-if)#spanning-tree protocol-migration 4-180
Console(config-if)#