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CompTIA Security+ (SY0-501) > Port Numbers > Flashcards

Flashcards in Port Numbers Deck (43)
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1

1

ICMP
(UDP)

2

7

Echo
(TCP/UDP)

3

9

WakeOnLAN
(TCP/UDP)

4

19

Chargen
(TCP/UDP)

5

20

FTP Transfer

6

21

FTP control
(TCP)

7

22

SSH / SFTP
(TCP)

8

23

Telnet
(TCP)

9

25

SMTP
(TCP)

10

42

WINS replicate
(TCP/UDP)

11

47

PPTP VPN
(TCP/UDP)

12

49

TACACs+
(TCP)

13

50

ESP / IPSEC
(TCP)

14

53

DNS
(TCP)

15

67

DHCP Server
(UDP)

16

68

DHCP Client
(UDP)

17

69

TFTP
(UDP)

18

80

HTTP
(TCP)

19

88

Kerberos
(UDP)

20

110

POP3
(TCP)

21

119

NNTP
(UDP)

22

123

NTP
(UDP)

23

135

RPC / DCE endpoint mapper
(TCP/UDP)

24

137

WINS
(TCP/UDP)

25

138

Netbios Datagram Service
(TCP/UDP)

26

139

SMB
(TCP/UDP)

27

143

IMAP
(TCP/UDP)

28

161

SNMP
(UDP/TCP)

29

389

LDAP
(TCP)

30

443

HTTPS (SSL/TLS/FTPS)
TCP

31

445

SMB
(TCP)

32

500

IPSEC: IKE / ISAKMP
(TCP/UDP)

33

636

Secured LDAP (LDAPS)
(TCP)

34

989

FTPS (FTP over TLS/SSL DATA)
(TCP/UDP)

35

990

FTPS (FTP over TLS/SSH Control)
(TCP/UDP)

36

991

FTPS
(TCP)

37

1645

Radius Authentication
(UDP)

38

1646

Radius Accounting
(UDP)

39

1701

L2TP
(TCP)

40

1812

Radius Authentication
(UDP)

41

1813

Radius Accounting
(UDP)

42

3389

RDP / Terminal Services
(TCP)

43

4500

IPSEC: IKE / ISAKMP
(UDP)