PORT NUMBERS Flashcards
1
Q
20, 21
A
FTP
TCP
20 - Data
21 - control
2
Q
22
A
TCP
SSH / SFTP (SSH)
3
Q
23
A
TCP
Telnet
4
Q
25
A
TCP
SMTP
5
Q
53
A
DNS
TCP/UDP
6
Q
67
A
DHCP SERVER / BOOTP
UDP
7
Q
68
A
DHCP CLIENT / BOOTP
UDP
8
Q
69
A
TFTP
UDP
9
Q
80
A
HTTP
TCP
10
Q
110
A
POP3
TCP
11
Q
137-139
A
NetBios
TCP/UDP
12
Q
143
A
IMAP
TCP
13
Q
161/162
A
SNMP
UDP
14
Q
389
A
LDAP
TCP/UDP
15
Q
427
A
SLP (Service Location Protocol)
TCP/UDP
16
Q
443
A
HTTPS or Chef
TCP/UDP
17
Q
445
A
SMB / CIFS (Common Internet File System)
TCP
18
Q
548
A
AFP
TCP
19
Q
3389
A
RDP
TCP/UDP
20
Q
47
A
GRE
N/A
21
Q
49
A
TACACS+
TCP
22
Q
88
A
KDC for Kerberos
TCP/UDP
23
Q
123
A
NTP
UDP
24
Q
500 , 1701
A
L2TP
500 - UDP
1701 - TCP
25
514
Syslog
| UDP
26
636
LDAPS
| TCP/UDP
27
990
FTPS
| TCP/UDP
28
993
IMAPS (SSL)
| TCP
29
995
POP3S (SSL)
| TCP
30
1720
H.323 - provide audio-visual communication sessions on any packet network.
TCP/UDP
31
1723
PPTP
| TCP
32
5900
VNC (Virtual Networking Computing) - Cross platform OS MAC/LINUX
33
5004, 5005
RTP (Real-Time Transfer Protocol)
| TCP/UDP
34
5060, 5061
SIP
| TCP/UDP
35
8140
Puppet
| TCP
36
4505, 4506
Salt
| TCP
37
1812, 1813
RADIUS
| UDP
38
546, 547
546 - DHCPv6 Client
547 - DHCPv6 Server
UDP
39
1433, 3306
```
1433 = SQL / TCP
3306 = MySQL / TCP
```
