Recall that we the Internet checksum being used in both transport-layer segment (in UDP and TCP headers,
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Figure 3.7
Figure 3.29
Figure 4.16
Transcribed Image Text:
32 bits Dest. port # Source port # Checksum Length Application data (message) 32 bits Source port # Dest port # Sequence number Acknowledgment number Header Unused 3 Receive window length Internet checksum Urgent data pointer Options Data NIH NAS HSd ACK URG
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Related Book For
Computer Networking A Top-Down Approach
ISBN: 978-0133594140
7th edition
Authors: James Kurose, Keith Ross
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