QuestionQ45

Infrastructure Security

Which function does the IPv6 DHCP Guard feature provide for DHCP messages?

  • A If the device is configured as a DHCP server, no message is switched.
  • B All client messages are always switched regardless of the device role.
  • C It blocks only DHCP request messages.
  • D Only access lists are supported for matching traffic.
Explanation

IPv6 DHCP Guard always switches DHCP client messages regardless of the configured device role. It filters unauthorized DHCP server reply and advertisement messages rather than blocking only requests or relying solely on access lists.

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