Refer to the exhibit.

An administrator noticed that after a change was made on R1, the timestamps on the system logs did not match the clock. What is the reason for this error?

• A.An authentication error with the NTP server results in an incorrect timestamp.
• B.The keyword localtime is not defined on the timestamp service command.
• C.The NTP server is in a different time zone.
• D.The system clock is set incorrectly to summer-time hours.

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Refer to the exhibit.

Refer to the exhibit R1 cannot authenticate via TACACS Which configuration resolves the issue?

• A.Option C
• B.Option B
• C.Option A
• D.Option D

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Refer to the exhibit.

Which statement about R1 is true?

• A.OSPF redistributes RIP routes only if they have a tag of one
• B.RIP routes are redistributed to OSPF without any changes
• C.R1 adds one to the metric for RIP learned routes before redistributing to OSPF
• D.RIP learned routes are distributed to OSPF with a tag value of one

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A DMVPN single hub topology is using IPsec + mGRE with OSPF. What should be configured on the hub to ensure it will be the designated router?

• A.tunnel interface of the hub with ip nhrp ospf dr
• B.OSPF priority to 0
• C.route map to set the metrics of learned routes to 110
• D.OSPF priority greater than 1

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Refer to the exhibit.

R2 is a route reflector, and R1 and R3 are route reflector clients. The route reflector learns the route to
172.16.25.0/24 from R1, but it does not advertise to R3. What is the reason the route is not advertised?

• A.Route reflector setup requires full IBGP mesh between the routers.
• B.In route reflector setups, prefixes are not advertised from one client to another.
• C.R2 does not have a route to the next hop, so R2 does not advertise the prefix to other clients.
• D.In route reflector setup, only classful prefixes are advertised to other clients.

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