Consider accessing your e-mail with POP3.
a. Suppose you have configured your POP mail client to operate in the download-and-deIete mode. Complete the following transaction:
c: list
S: 1 498
S: 2 912
S: •
C: retr 1
S: blah blah • • •
S: •......... blah
S: •
?
?
b. Suppose you have configured your POP mail client to operate in the download-and-keep mode. Complete the following transaction:
C: list
S: 1 498
S: 2 912
S: •
C: retr 1
S: blah blah • • •
S: ........•. blah
S: •
?
?
c. Suppose you have configured your POP mail client to operate in the download-and-keep mode. Using your transcript in part (b), suppose you retrieve messages 1 and 2, exit POP, and then five minutes later you again access POP to retrieve new e-mail. Suppose that in the five-minute interval no new messages have been sent to you. Provide a transcript of this second POP session.