http://limjh77.egloos.com/viewer/10640719 limjh77.egloos.com/10640719 출처 : http://commons.wikimedia.org/wiki/File:Tcp_state_diagram.svg 출처: http://www.tcpipguide.com/free/t_TCPOperationalOverviewandtheTCPFiniteStateMachineF-2.htm 링크 : http://seculab.forunet.kr/?p=437 TCP 연결 단계 (RFC 793) TCP A TCP B 1. CLOSED LISTEN 2. SYN-SENT –> < SEQ=100>&l..