H3C Technologies H3C WX5500E Series Access Controllers - Manual (Page 95)

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Step Command Remarks
2. Enable outputting port state
transition information.
• In STP/RSTP mode:
stp port-log instance 0
• In PVST mode:
stp port-log vlan vlan-list
• In MSTP mode:
stp port-log instance { instance-id |
all }
Use one of the commands.
Enabled by default.
Enabling the spanning tree feature
You must enable the spanning tree feature for the device before any other spanning tree related
configurations can take effect.
You can disable the spanning tree feature for certain ports with the undo stp enable command to exclude
them from spanning tree calculation and save CPU resources of the device.
Enabling the spanning tree feature (in STP/RSTP/MSTP mode)
In STP/RSTP/MSTP mode, make sure that the spanning tree feature is enabled globally and on the
desired ports.
To enable the spanning tree feature in STP/RSTP/MSTP mode:
Step Command Remarks
1. Enter system view. system-view N/A
2. Enable the spanning tree
feature globally.
stp enable
By default, the spanning tree
feature is globally disabled.
3. Enter interface view or port
group view.
• Enter Layer 2 Ethernet interface
view or Layer 2 aggregate
interface view:
interface interface-type
interface-number
• Enter port group view:
port-group manual
port-group-name
Use one of the commands.
4. Enable the spanning tree
feature for the port or group
of ports. stp enable
Optional.
By default, the spanning tree
feature is enabled on all ports.
Enabling the spanning tree feature (in PVST mode)
In PVST mode, make sure that the spanning tree feature is enabled globally and on the desired VLANs
and ports.
To enable the spanning tree feature in PVST mode: