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Exam JN0-348 All Questions

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Exam JN0-348 topic 1 question 30 discussion

Actual exam question from Juniper's JN0-348
Question #: 30
Topic #: 1
[All JN0-348 Questions]

Which two situations would cause dynamic ARP inspection to drop traffic? (Choose two.)

  • A. if no IP-to-MAC address entry exists in the DHCP snooping database
  • B. if the IP address in the ARP packet is deemed invalid
  • C. if the requested MAC address exceeds the configured limit on the port
  • D. if the ARP packet comes from a port that has been configured as trusted
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Suggested Answer: AB 🗳️
by KoskoOfficial at March 17, 2021, 6:54 p.m.

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nickname98163
2 years, 10 months ago
Selected Answer: AB
"If no IP-MAC entry in the database corresponds to the information in the ARP packet, DAI drops the ARP packet and the local ARP cache is not updated with the information in that packet. DAI also drops ARP packets when the IP address in the packet is invalid."
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KoskoOfficial
4 years, 2 months ago
https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/understanding-and-using-dai.html#id-understanding-arp-spoofing-and-inspection
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