Question 21

Refer to the exhibit.

An IP SLA was configured on router R1 that allows the default route to be modified in the event that Fa0/0 loses reachability with the router R3 Fa0/0 interface. The route has changed to flow through router R2. Which debug command is used to troubleshoot this issue?
  • Question 22

    Refer to the exhibits.

    When DMVPN is configured, which configuration allows spoke-to-spoke communication using loopback as tunnel source?
  • Question 23

    An engineer configured the wrong default gateway for the Cisco DNA Center enterprise interface during the install. Which command must the engineer run to correct the configuration?
  • Question 24

    What is a limitation of IPv6 RA Guard?
  • Question 25

    Exhibit:

    Which action resolves the authentication problem?