How to enable Portfast on Cisco Switch port

Enable Portfast on Cisco switch port


Switch>en

Switch#conf t

Switch(config)#int fa 0/24 (interface number)

Switch(config-if)#spanning-tree portfast

%Warning: portfast should only be enabled on ports connected to a single

host. Connecting hubs, concentrators, switches, bridges, etc... to this

interface when portfast is enabled, can cause temporary bridging loops.

Use with CAUTION


%Portfast has been configured on FastEthernet0/24 but will only

have effect when the interface is in a non-trunking mode.

Switch(config-if)#do wr

Building configuration...

[OK]

Switch(config-if)#exit


Enable portfast on Cisco Switch port
Portfast CLI command



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