Switching Commands
35
ProSAFE M7100 Managed Switches
spanning-tree forward-time
This command sets the Bridge Forward Delay parameter to a new value for the Common and
Internal Spanning Tree. The forward-time value is in seconds within a range of 4–30, with the
value being greater than or equal to “(Bridge Max Age / 2) + 1”.
no spanning-tree forward-time
This command sets the Bridge Forward Delay parameter for the Common and Internal Spanning
Tr
ee to the default value.
spanning-tree guard
This command selects whether loop guard or root guard is enabled on an interface. If neither is
enabled, the port operates in accordance with the multiple spanning tree protocol.
no spanning-tree guard
This command disables loop guard or root guard on the interface.
spanning-tree tcnguard
This command enables the propagation of received topology change notifications and topology
changes to other ports.
Default 15
Format spanning-tree forward-time <4-30>
Mode Global Config
Format no spanning-tree forward-time
Mode Global Config
Default none
Format spanning-tree guard {none | root | loop}
Mode Interface Config
Format no spanning-tree guard
Mode Interface Config
Default disable
Format spanning-tree tcnguard
Mode Interface Config
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