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Netprog 2002  TCP/IP
Netprog 2002  TCP/IP
And more...
•There are a bunch of control flags:
•URG: urgent data included.
•ACK: this segment is (among other things) an acknowledgement.
•RST: error – connection must be reset.
•SYN: synchronize Sequence Numbers (setup)
•FIN: polite connection termination.