Which port or ports are used for SMTP?
A.
20 and 21
B.
25
C.
53
D.
161 and 162
Explanation:
SMTP uses port 25.
Incorrect Answers:
A: 20 and 21 are used for FTP.
C: 53 is used for DNS
D: 161 and 162 are used for SNMP
1D0-470
Which port or ports are used for SMTP?
Which port or ports are used for SMTP?
A.
20 and 21
B.
25
C.
53
D.
161 and 162
Explanation:
SMTP uses port 25.
Incorrect Answers:
A: 20 and 21 are used for FTP.
C: 53 is used for DNS
D: 161 and 162 are used for SNMP
1D0-470