1
Q
DHCP Port
A
67 & 68
2
Q
RDP Port
A
3389
3
Q
LDAP Port
A
389
4
Q
NetBIOS Port
A
137 & 139
5
Q
SMB Port
A
445
6
Q
SMTP Port
A
25
7
Q
SNMP Port
A
161 & 162
8
Q
HTTPS Port
A
443
9
Q
DNS Port
A
53
10
Q
FTP Port
A
20 & 21
11
Q
SFTP Port
A
22
12
Q
SSH Port
A
22
13
Q
Telnet Port
A
23
14
Q
POP3 Port
A
110
15
Q
HTTP Port
A
80
16
Q
IMAP Port
A
143
