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Análise de tráfego em redes TCP/IP com tcpdump - Eriberto.pro.br

Análise de tráfego em redes TCP/IP com tcpdump - Eriberto.pro.br

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O <strong>pro</strong>tocolo <strong>TCP</strong><<strong>br</strong> />

• O <strong>TCP</strong> (e também o UDP) é utilizado para transportar<<strong>br</strong> />

<strong>pro</strong>tocolos <strong>de</strong> uso específico dos usuários e das suas aplicações.<<strong>br</strong> />

Ex.: http, smtp, pop­3, ftp, msn, ssh, telnet, irc etc.<<strong>br</strong> />

Cabeçalho <strong>IP</strong><<strong>br</strong> />

Cabeçalho <strong>TCP</strong><<strong>br</strong> />

HTTP<<strong>br</strong> />

Payload <strong>TCP</strong><<strong>br</strong> />

Payload <strong>IP</strong><<strong>br</strong> />

<strong>Eriberto</strong> ­ set. 14

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