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Exam 300-420 topic 1 question 42 discussion

Actual exam question from Cisco's 300-420
Question #: 42
Topic #: 1
[All 300-420 Questions]

Which feature must be incorporated into the campus LAN design to enable Wake on LAN?

  • A. dynamic ARP Inspection Snooping on layer 2 devices
  • B. directed broadcasts on layer 3 devices
  • C. proxy ARP on layer 3 devices
  • D. DHCP Snooping on layer 2 devices
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Suggested Answer: B 🗳️
by configt at Feb. 15, 2022, 2:54 a.m.

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htchapme
10 months ago
Answer is B. configure ip directed-broadcast.
upvoted 2 times
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iLikeHamburgers
1 year, 2 months ago
Selected Answer: B
"the routers must be configured to allow directed broadcasts" https://www.cisco.com/c/en/us/support/docs/switches/catalyst-3750-series-switches/91672-catl3-wol-vlans.html
upvoted 1 times
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certstudent2016
1 year, 7 months ago
Selected Answer: B
https://www.cisco.com/c/en/us/support/docs/switches/catalyst-3750-series-switches/91672-catl3-wol-vlans.html
upvoted 1 times
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cwoolie
1 year, 7 months ago
Answer is B. WOL requires directed broadcasts
upvoted 1 times
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roganjosh
1 year, 9 months ago
Selected Answer: B
https://www.cisco.com/c/en/us/support/docs/switches/catalyst-3750-series-switches/91672-catl3-wol-vlans.html Answer is B
upvoted 4 times
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jpml91
1 year, 9 months ago
From CCNP Enterprise Design ENSLD 300-420 Official Cert Guide " If you send WoL packets from remote networks, the routers must be configured to allow directed broadcasts." Answer is B
upvoted 3 times
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configt
1 year, 9 months ago
Selected Answer: D
WAKE ON LAN IS A LAYER 2 YOU WOULD NEED DHCP HELPER
upvoted 1 times
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C (25%)
B (20%)
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