Configuring Static Routes for Cisco Exam 200-301: Implementing and Administering Cisco Solutions

Which Static Route Does the Router Choose for Packet Forwarding?

Question

A packet is destined for 10.10.1.22. Which static route does the router choose to forward the packet?

Answers

Explanations

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A. B. C. D.

B

To determine which static route the router will choose to forward the packet, we need to analyze the destination IP address and compare it with the static routes configured on the router.

A. ip route 10.10.1.0 255.255.255.240 10.10.255.1 This static route covers the range from 10.10.1.0 to 10.10.1.15. The destination IP address 10.10.1.22 falls within this range, so this static route could be chosen by the router.

B. ip route 10.10.1.20 255.255.255.252 10.10.255.1 This static route covers the range from 10.10.1.20 to 10.10.1.23. The destination IP address 10.10.1.22 falls within this range, so this static route could also be chosen by the router.

C. ip route 10.10.1.16 255.255.255.252 10.10.255.1 This static route covers the range from 10.10.1.16 to 10.10.1.19. The destination IP address 10.10.1.22 does not fall within this range, so this static route will not be chosen by the router.

D. ip route 10.10.1.20 255.255.255.254 10.10.255.1 This static route covers the range from 10.10.1.20 to 10.10.1.21. The destination IP address 10.10.1.22 does not fall within this range, so this static route will not be chosen by the router.

Therefore, based on the above analysis, the router will choose either static route A or B to forward the packet, as both of them cover the destination IP address 10.10.1.22. The final decision will depend on the administrative distance and metric of each static route. The static route with the lowest administrative distance and metric will be preferred by the router.