Name
spanning-tree backbonefast — global
Synopsis
spanning-tree backbonefast no spanning-tree backbonefast
Configures
BackboneFast feature
Default
Disabled
Description
The command enables the BackboneFast feature, which should be enabled on all routers that contain an Ethernet switch network module. BackboneFast provides quicker convergence on the network backbone after a spanning-tree topology change by enabling the switch to detect an indirect link failure and to start the spanning-tree calculation faster than the normal spanning-tree rules would allow.
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