(c) Assume a router has the following entries in its routing table (cf. Table 1). Table 1: Router Look-up Destination Subnet Number | Next Hop 111.40.170.0/23 111.40.168.0/23 111.40.166.0/23 111.40.164.0/22 0.0.0.0/0 R1 R2 R3 R4 R5 What route (next hop) will the router select, using the longest prefix match, for each of the following packet destinations: • 111.40.171.123 • 111.40.169.19 111.40.163.151 • 111.40.165.121

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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(c) Assume a router has the following entries in its routing table (cf. Table 1).
Table 1: Router Look-up
Destination Subnet Number Next Hop
111.40.170.0/23
111.40.168.0/23
111.40.166.0/23
111.40.164.0/22
0.0.0.0/0
R1
R2
R3
R4
R5
What route (next hop) will the router select, using the longest prefix match, for each of
the following packet destinations:
• 111.40.171.123
• 111.40.169.19
• 111.40.163.151
• 111.40.165.121
Transcribed Image Text:(c) Assume a router has the following entries in its routing table (cf. Table 1). Table 1: Router Look-up Destination Subnet Number Next Hop 111.40.170.0/23 111.40.168.0/23 111.40.166.0/23 111.40.164.0/22 0.0.0.0/0 R1 R2 R3 R4 R5 What route (next hop) will the router select, using the longest prefix match, for each of the following packet destinations: • 111.40.171.123 • 111.40.169.19 • 111.40.163.151 • 111.40.165.121
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