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Problem 1.34 Suppose a router receives a set of packets and forwards them as fol

ID: 3887288 • Letter: P

Question

Problem 1.34 Suppose a router receives a set of packets and forwards them as follows: (a) Packet with destination IP address 128.6.4.2, forwarded to the next hop A (b) Packet with destination IP address 128.6.236.16, forwarded to the next hop B (c) Packet with destination IP address 128.6.29.131, forwarded to the next hop C (d) Packet with destination IP address 128.6.228.43, forwarded to the next hop D Reconstruct only the part of the router's forwarding table that you suspect is used for the above acket forwarding. Use the CIDR notation and select the shortest network prefxes that will roduce unambiguous forwarding Network Prefx

Explanation / Answer

Solution:

Thies forwarding table is showing shortest network prefixes that will produce unambiguous forwarding.

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Network Prefix Subnet Mask Next Hop 128.6.4.0/24 255.255.255.0 A 128.6.236.0/24 255.255.255.0 B 128.6.29.0/24 255.255.255.0 C 128.6.228.0/24 255.255.255.0 D
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