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1. The sequence number field in the TCP header is 32 bits. How many bytes can be

ID: 3545104 • Letter: 1

Question

1. The sequence number field in the TCP header is 32 bits. How many bytes
can be sent on a TCP connection before it becomes necessary to reuse
sequence numbers?

2.Based upon your answer to the preceding question, if a TCP connection
averages 1.5 Mb/s throughput, how many seconds will it take before
sequence numbers must be reused?


3.Suppose a TCP endpoint sends a segment with 93 bytes and sequence number
916. The endpoint then sends a 53 byte segment. What is the sequence
number of the second segment?



Explanation / Answer

1. 4 bytes

2. 59 sec

3. 52