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Authors:
James F. Kurose, Keith W. Ross
Chapter:
Application Layer
Exercise:
Problems
Question:13 | ISBN:9780132856201 | Edition: 6

Question

What is the difference between MAIL FROM: in SMTP and From: in the mail message itself?

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Answer

The difference between MAIL FROM: in SMTP and From: in the mail message as follows:

  • The MAIL FROM: in SMTP is a message from the SMTP client that identifies the sender of the mail message to the SMTP server.

  • The From: on the mail message itself is NOT an SMTP message, but rather is just a line in the body of the mail message.

 

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