Port Numbers (Number to Service) Flashcards
1
Q
20
A
FTP
2
Q
21
A
FTP
3
Q
22
A
SSH
4
Q
23
A
Telnet
5
Q
25
A
SMTP
6
Q
53
A
DNS
7
Q
67
A
DHCP
8
Q
68
A
DHCP
9
Q
69
A
TFTP
10
Q
80
A
HTTP
11
Q
110
A
POP3
12
Q
123
A
NTP
13
Q
137
A
NetBIOS
14
Q
138
A
NetBIOS
15
Q
139
A
NetBIOS
16
Q
143
A
IMAP
17
Q
161
A
SNMP
18
Q
162
A
SNMP
19
Q
389
A
LDAP
20
Q
443
A
HTTPS
21
Q
445
A
SMB
22
Q
514
A
Syslog
23
Q
587
A
SMTP TLS
24
Q
636
A
LDAPS
25
Q
993
A
IMAP over SSL
26
Q
995
A
POP3 over SSL
27
Q
1433
A
SQL Server
28
Q
1521
A
SQLnet
29
Q
1720
A
H.323
30
Q
2427
A
MGCP
31
Q
2727
A
MGCP
32
Q
3306
A
MySQL
33
Q
3389
A
RDP
34
Q
5004
A
RTP
35
Q
5005
A
RTP
36
Q
5060
A
SIP
37
Q
5061
A
SIP
