300-410 Free Practice Test

- (Exam Topic 3)
Refer to the exhibit.

A network engineer must establish communication between three different customer sites with these requirements:
Site-A: must be restricted to access to any users at Site-B or Site-C.
Site-B and Site-C must be able to communicate between sites and share routes using OSPF.

Which configuration meets the requirements?

1. A. Option A
2. B. Option B
3. C. Option C
4. D. Option D

Correct Answer: C

- (Exam Topic 2)
Refer to the exhibit.

To provide reachability to network 10.1.1.0 /24 from R5, the network administrator redistributes EIGRP into OSPF on R3 but notices that R4 is now taking a ........... path through R5 to reach 10.1.1.0/24 network. Which action fixes the issue while keeping the reachability from R5 to 10.1.1.0/24 network?

1. A. Change the administrative distance of the external EIGRP to 90.
2. B. Apply the outbound distribution list on R5 toward R4 in OSPF.
3. C. Change the administrative distance of OSPF to 200 on R5.
4. D. Redistribute OSPF into EIGRP on R4

Correct Answer: A

- (Exam Topic 1)
Refer to the exhibit.

Why is the remote NetFlow server failing to receive the NetFlow data?

1. A. The flow exporter is configured but is not used.
2. B. The flow monitor is applied in the wrong direction.
3. C. The flow monitor is applied to the wrong interface.
4. D. The destination of the flow exporter is not reachable.

Correct Answer: A

- (Exam Topic 3)
Drag and drop the ICMPv6 neighbor discovery messages from the left onto the correct packet types on the right.

Solution:
Table Description automatically generated with medium confidence

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 1)
After some changes in the routing policy, it is noticed that the router in AS 45123 is being used as a transit AS router for several service provides. Which configuration ensures that the branch router in AS 45123 advertises only the local networks to all SP neighbors?
A)

B)

C)

D)

1. A. Option A
2. B. Option B
3. C. Option C
4. D. Option D

Correct Answer: D
By default BGP advertises all prefixes to external BGP neighbors. This means that if you are multi-homed (connected to two or more ISPs) then you might become a transit AS. For example, ISP 2 in AS 200 can send traffic to your router in AS 100 to reach ISP 3 in AS 300 because you advertised prefixes in ISP 3 to ISP 2.
This is what will be seen in the BGP routing table of ISP1: