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Unformatted text preview: without any data are legal and are commonly used for acknowledgments and control messages However the author defines the MTU on page 535 not as the minimum TCP datagram size, but as the maximum transfer unit for a segment, and on page 539 mentions a default maximum of a 536 byte payload. This must be the minimum maximum, so the total allowed datagram size, including IP and TCP minimum headers, would not be less than 536+40 = 576 bytes .. Problem 4. Text Problem 6-24 Solution. The ACK bit is to tell that the 32-bit field is used. If not, the transport receiver does not need to look at the 32-bit Acknowledgment field. It also is used in connection establishment....
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- Spring '11