What is the effect of PortFast on the MAC aging process?

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What is the effect of PortFast on the MAC aging process?

  • It prevents fast aging of MAC addresses when IEEE 802.1D is in use
  • It prevents fast aging of MAC addresses when RSTP is in use
  • It ignores the MAC aging timer when RSTP is in use
  • It ignores the MAC aging timer when IEEE 802.1D is in use

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