Ports

Question 1

FTP (File Transfer Protocol)

Answer 1

20/21 TCP

Question 2

SSH (Secure Shell)

Answer 2

22 TCP

Question 3

Telnet

Answer 3

23 TCP

Question 4

SMTP (Simple Mail Transfer Protocol)

Answer 4

25 TCP

Question 5

DNS (Domain Name System)

Answer 5

53 UDP

Question 6

HTTP (Hypertext Transfer Protocol)

Answer 6

80 UDP

Question 7

POP3 (Post Office Protocol 3)

Answer 7

110 TCP

Question 8

IMAP (Internet Message Access Protocol)

Answer 8

143 TCP

Question 9

HTTPS (Hypertext Transfer Protocol Secure)

Answer 9

443 TCP

Question 10

RDP (Remote Desktop Protocol)

Answer 10

3389 TCP

Question 11

NetBIOS (Network Basic Input/Output System)

Answer 11

137-139 TCP/UDP

Question 12

SMB/CIFS (Server Message Block/Common Internet File System)

Answer 12

445 TCP

Question 13

SLP (Service Location Protocol)

Answer 13

427 TCP/UDP

Question 14

AFP (Apple File Protocol)

Answer 14

548 TCP

Question 15

DHCP (Dynamic Host Configuration Protocol)

Answer 15

67/68 UDP

Question 16

SNMP (Simple Network Management Protocol)

Answer 16

161/162 TCP/UDP

Question 17

LDAP (Lightweight Directory Access Protocol)

Answer 17

389 TCP

Question 18

TFTP (Trivial File Transfer Protocol)

Answer 18

69 UDP