Port Numbers & Functions

Question 1

20/21

Answer 1

FTP - File Transfer Protocol

Question 2

22

Answer 2

SSH - Secure Shell

Question 3

23

Answer 3

Telnet

Question 4

25

Answer 4

SMTP - Simple Mail Transfer Protocol

Question 5

53

Answer 5

DNS - Domain Name System

Question 6

67/68

Answer 6

DHCP

Question 7

80

Answer 7

HTTP

Question 8

110

Answer 8

POP3

Question 9

143

Answer 9

IMAP - Internet Message Access Protocol

Question 10

UDP/161

Answer 10

SNMP - Simple Network Management Protocol

Question 11

443

Answer 11

HTTPS/SSL - HTTP Secure/Secure Socket Layer

Question 12

3389

Answer 12

RDP - Remote Desktop Protocol

Question 13

File Transferring

Answer 13

File Transfer Protocol (FTP)

Question 14

Secure Connections

Answer 14

Secure Shell (SSH)

Question 15

Unsecure CLI Remote Connection

Answer 15

Telnet

Question 16

Sending Email Messages

Answer 16

Simple Mail Transfer Protocol (SMTP)

Question 17

Resolves Domain Names to IP Addresses

Answer 17

Domain Name Services (DNS)

Question 18

Automatic IP Address Assignment

Answer 18

Dynamic Host Configuration Protocol (DHCP)

Question 19

Web Traffic

Answer 19

Hypertext Transfer Protocol (HTTP)

Question 20

Retrieves Emails to a single computer then deletes from server

Answer 20

Post Office Protocol 3 (POP3)

Question 21

Retrieves emails from server and synchs the email across multiple devices

Answer 21

Internet Message Access Protocol (IMAP)

Question 22

Monitoring Data Networks

Answer 22

Simple Network Management Protocol (SNMP)

Question 23

Secure Web Traffic

Answer 23

HTTP Secure (HTTPS)

Question 24

Remotely Connecting to Desktop

Answer 24

Remote Desktop Protocol (RDP)