Without STP on the Ethernet LAN, which three types of frames could cause a catastrophic loop in the network? (Choose three.)

IT Questions BankCategory: CCNA 2 v7Without STP on the Ethernet LAN, which three types of frames could cause a catastrophic loop in the network? (Choose three.)

Without STP on the Ethernet LAN, which three types of frames could cause a catastrophic loop in the network? (Choose three.)

  • Unicast
  • Unknown unicast
  • Multicast
  • Broadcast

Explanation: Without STP enabled, unknown unicast, multicast, and broadcast frames could loop endlessly on the network, causing catastrophic network failure.

Exam with this question: Network Security 1.0 – 14.8.11 Check Your Understanding: Purpose of STP
Exam with this question: 5.1.10 Check Your Understanding – Purpose of STP


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