Which Cisco IOS command is used to enable the use of the PortFast feature on a specific interface?

A) spanning-tree bpdu portfast
B) spanning-tree portfast
C) spanning-tree interface interface portfast
D) spanning-tree portfast enable


B
Explanation: B) The spanning-tree portfast Cisco IOS interface configuration command is used to enable the use of the PortFast feature on a specific interface.

Computer Science & Information Technology

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