Learn SMTP

Who
SMTP
English
Computer 1
connect
Call computer 2
Computer 2
220
Greetings
Computer 1
HELO
Hello, how are you?
Computer 2
220
I’m OK thanks. What would you like to do?
Computer 1
MAIL
I’d like to send some mail from X
Computer 2
220
Looks fine to me
Computer 1
RCPT
The message is going to Y
Computer 2
220
Ok, I’ll expect the mail from you
Computer 1
DATA
I’ll send the message itself then…
Computer 2
342
Great, send it and let me know when you have finished
Computer 1
message
This is the message
Computer 2
220
Excellent. I’ll deliver it for you
Computer 1
QUIT
Goodbye
Computer 2
220
See you again some other time

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