2011-05-19

Final review practice problem 10.

Originally Posted By: eaon168
10 Briefly explain with an example the protocol to send a message using SMTP.
by Yihua Wu, Tak Yiu Daniel Li, Khanh Dao

uses port 25

S: 220 myname.edu
C: HELO client.domain
S: 250 Hello client.domain, pleased to meet you
C: MAIL FROM: bob@client.domain
S: 250 bob@client.domain ... Sender ok
C: RCPT TO: sally@myname.edu
S: 250 sally@client.domain ... Receiver ok
C: DATA S:354 Enter mail, end with "." on a line by itself
C: How about lunch? C:.
S: 250 Message accepted for delivery
C: QUIT S: 221 myname.edu closing connection

S: Server C: Client
220: request 250: response message 221: close connection
DATA: message body Sender/Receiver OK: ACKs and ready to send
'''Originally Posted By: eaon168''' 10 Briefly explain with an example the protocol to send a message using SMTP.<br>by Yihua Wu, Tak Yiu Daniel Li, Khanh Dao<br><br>uses port 25<br><br>S: 220 myname.edu<br>C: HELO client.domain<br>S: 250 Hello client.domain, pleased to meet you <br>C: MAIL FROM: bob@client.domain <br>S: 250 bob@client.domain ... Sender ok <br>C: RCPT TO: sally@myname.edu <br>S: 250 sally@client.domain ... Receiver ok <br>C: DATA S:354 Enter mail, end with &quot;.&quot; on a line by itself <br>C: How about lunch? C:. <br>S: 250 Message accepted for delivery <br>C: QUIT S: 221 myname.edu closing connection<br><br>S: Server C: Client<br>220: request 250: response message 221: close connection<br>DATA: message body Sender/Receiver OK: ACKs and ready to send
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