HW8 - Homework 8 1. Answer questions 22.9 and 22.15 on page...

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Homework 8 1. Answer questions 22.9 and 22.15 on page 378 of the textbook. 22.9) Does a destination address in an IP datagram ever refer to an immediate router? Explain. - Yes, it always refer to a final destination. Hop is computed at each point, but the next hop address doesn’t appear in the header. 22.15) If a datagram has a payload of 1480 bytes and must be sent over a network with an MTU of 500 bytes,how many fragments will be sent? Explain. - 4 fragments. 480+480+480+40 2. A router R has forwarding table: Network/Mask Next_Hop 128.235.223.0/24 deliver directly 128.235.176.0/20 128.235.184.1 128.235.168.0/21 128.235.170.1 128.235.176.0/21 128.235.178.1 128.235.172.0/22 128.235.172.1 0.0.0.0/0 128.235.178.1 Explain what router R will do with packets with the following destination addresses. Make sure to use longest prefix routing. a. 129.235.178.2 10000001 11101011 10110010 00000010 b. 128.236.179.3 10000000 11101100 10110011 00000011 c. 128.235.223.7 10000000 11101011 11011111 00000111
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HW8 - Homework 8 1. Answer questions 22.9 and 22.15 on page...

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