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TSAM-2014 Cheat Sheet (DRAFT) by

TSAM

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Applic­ation Layer

HTTP, stateless, webs applic­ation protocol, TCP (cookies keep state), 80
FTP, client­-se­rver, 21 (control connec­tion), 20 data connection
STMP between mail servers to send email messages
POP3 stateless across sessions, (download and delete)
IMAP Keeps all messages on server, organi­zation of message folders, keeps state
DNS, map ip <--> hostname, UDP, mail server aliasing, host aliasing load distri­bution
P2P
Socket
 

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