What is the primary effect of the spanning-tree portfast command?

What is the primary effect of the spanning-tree portfast command?
A . it enables BPDU messages
B . It minimizes spanning-tree convergence time
C . It immediately puts the port into the forwarding state when the switch is reloaded
D . It immediately enables the port in the listening state

View Answer

Answer: B

Explanation:

Reference: https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3560/software/release/12-2_55_se/configuration/guide/3560_scg/swstpopt.html