Blackboard

First TCP example exchange for project 1

Second TCP example exchange for project 1

Example DNS hierarchy

Example DNS resolution

Emain message boundaries

Message that I wrote: 
My name is Edo
From age 1, I was shy.
Message received over email: 
My name is Edo
>From age 1, I was shy.
Note the ">" before the From in the text.

Protocol Layers and MIME

MIME is on the presentation layer.

Mail servers, agents, clients

MIME types

Written on the board in class: