A firewall is set to block inbound connections on port 25. Which of the following protocols would enable the administrator to retrieve email without reconfiguring the firewall?
A.
SNMP
B.
SMTP
C.
POP3
D.
FTP
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WRONG – SMTP is the correct answer.
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SMTP uses port 25, POP3 use port 110 and could be used without reconfiguring the fire wall.
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