Ports/Protocols

Question 1

FTP: File Transfer Protocol

Answer 1

20, 21

Question 2

SSH, SFTP: Secure Shell, SSH File Transfer Protocol

Answer 2

22

Question 3

Telnet

Answer 3

23

Question 4

SMTP: Simple Mail Transfer Protocol

Answer 4

25

Question 5

DNS: Domain name system

Answer 5

53

Question 6

DHCP: Dynamic Host Configuration Protocol

Answer 6

67, 68 (UDP)

Question 7

TFTP: Trivial File Transfer Protocol

Answer 7

69

Question 8

HTTP: Hypertext Transfer Protocol

Answer 8

80

Question 9

POP3: Post office protocol

Answer 9

110

Question 10

NTP: Network Time Protocol

Answer 10

123

Question 11

NetBios

Answer 11

137-139

Question 12

IMAP: Internet Message Access Protocol

Answer 12

143

Question 13

SNMP: Simple Network Management Protocol

Answer 13

161/162

Question 14

LDAP: Lightweight Directory Access Protocol

Answer 14

389

Question 15

HTTPS: Hypertext Transfer Protocol Secure

Answer 15

443

Question 16

SMB: Server Message Block

Answer 16

445

Question 17

Syslog

Answer 17

514

Question 18

SMTP TLS: Simple Mail Transfer Protocol with Transport Layer Security

Answer 18

587

Question 19

LDAPS: Lightweight Directory Access Protocol

Answer 19

636

Question 20

IMAP over SSL: Internet Message Access Protocol over Secure Sockets Layer

Answer 20

993

Question 21

POP3 over SSL: Post office protocol over Secure Sockets Layer

Answer 21

995

Question 22

Structured Query Language (SQL) Server

Answer 22

1433

Question 23

SQLnet

Answer 23

1521

Question 24

H.323

Answer 24

1720

Question 25

MGCP: Media Gateway Control Protocol

Answer 25

2427/2727

Question 26

MySQL

Answer 26

3306

Question 27

RDP: Remote Desktop Protocol

Answer 27

3389

Question 28

RTP: Real-time Transport Protocol

Answer 28

5004/5005

Question 29

SIP: Session Initiation Protocol

Answer 29

5060/5061