H3C Technologies H3C S10500 Series Switches - Manual (Page 100)

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To do... Use the command... Remarks
Enable output of port state transition
information (in MSTP mode) stp port-log instance { instance-id |
all }
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.
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.
Follow these steps to enable the spanning tree feature in STP/RSTP/MSTP mode:
To do... Use the command... Remarks
Enter system view system-view —
Enable the spanning tree feature globally stp enable
Required
Use either command.
By default, the spanning tree
feature is disabled globally.
Enter Layer 2 Ethernet
interface view or Layer 2
aggregate interface view
interface interface-type
interface-number
Enter
interface
view or port
group view
Enter port group view
port-group manual
port-group-name
Required
Use either command.
Enable the spanning tree feature for the port
or group of ports
stp enable
Optional
By default, the spanning tree
feature is enabled for 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.
Follow these steps to enable the spanning tree feature in PVST mode:
To do... Use the command... Remarks
Enter system view system-view —
Globally enable the spanning tree feature stp enable
Required
By default, the spanning tree
feature is disabled globally.
Enable the spanning tree feature on specific
VLANs
stp vlan vlan-list enable
Required
By default, the spanning tree
feature is enabled on VLANs.
Enter
interface
view or port
Enter Layer 2 Ethernet
interface view or Layer 2
aggregate interface view
interface interface-type
interface-number
Required
Use either command.