186_________________________________________ Internet

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        <JQP@MIT-AI.ARPA>   
<Jones@BBN-VAX.ARPA>  <USC-ISIE.ARPA>  :

  1:     <USC-ISIE.ARPA>.

R 220 USC-ISIE.ARPA Simple Mail Transfer Service Ready

S HELO MIT-AI.ARPA

R 250 USC-ISIE.ARPA

S MAIL FROM:<JQP@MIT-AI.ARPA>

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S RCPT TO:<@USC-ISIE.ARPA:Jones@BBN-VAX.ARPA>

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S DATA

R 354 Start mail input; end with <CRLF>.<CRLF>

S Date: 2 Nov 97 22:33:44

S From: John Q. Public <JQP@MIT-AI.ARPA>

S Subject: Hello

S To: Jones@BBN-Vax.ARPA

S

S Hello! I am John.

S    .

R 250 OK

S QUIT
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D  2:   <Jones@BBN-VAX.ARPA>.

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S HELO USC-ISIE.ARPA

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S MAIL FROM:<@USC-ISIE.ARPA:JQP@MIT-AI.ARPA>

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S RCPT TO:<Jones@BBN-VAX.ARPA>

R 250 OK

S DATA

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S Received: from MIT-AI.ARPA by USC-ISIE.ARPA ;

2 Nov 97 22:40:10 UT
S Date: 2 Nov 97 22:33:44
S From: John Q. Public <JQP@MIT-AI.ARPA>
S Subject: Hello