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Discussion Forum

Que. When both sender and receiver are connected to a mail server via a LAN or a WAN, we need ___________________.
a. two UAs, two pairs of MTAs, and a pair of MAAs
b. two UAs, and two pairs of MTAs
c. two UAs, two pairs of MTAs, and two pairs of MAAs
d. none of the above
Answer:two UAs, two pairs of MTAs, and a pair of MAAs
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