Connected: An Internet Encyclopedia
4.2.2.7 TCP Checksum: RFC-793 Section 3.1
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4.2.2.7 TCP Checksum: RFC-793 Section 3.1
4.2.2.7 TCP Checksum: RFC-793 Section 3.1
Unlike the UDP checksum (see Section 4.1.3.4), the TCP
checksum is never optional. The sender MUST generate it and
the receiver MUST check it.
Next: 4.2.2.8 TCP Connection State Diagram: RFC-793 Section 3.2, page 23
Connected: An Internet Encyclopedia
4.2.2.7 TCP Checksum: RFC-793 Section 3.1