Protocol Chart

Question 1

FTP port 21

Answer 1

File Transfer Protocol, Data Transfer/FTP command

Question 2

SSH port 22

Answer 2

Secure Shell (SSH) secure logins, file transfer

Question 3

TELNET port 33

Answer 3

Telnet protocol— unencrypted text communications

Question 4

SMTP port 25

Answer 4

Simple Mail Transfer Protocol (SMTP), used for email routing between mail servers

Question 5

DNS port 53

Answer 5

Domain Name System (DNS), naming system for computers, services, and any other resource

Question 6

HTTP port 80

Answer 6

HyperText Transfer Protocol, application protocol for distributed, collaborative, hypermedia information systems

Question 7

POP3 port 110

Answer 7

Post Office Protocol version 3, emails

Question 8

IMAP port 143

Answer 8

Internet Message Access Protocol (IMAP), management of email messages

Question 9

SLP port 427

Answer 9

Service Location Protocol allows computers and other devices to find services in a local area network without prior configuration

Question 10

HTTPS port 443

Answer 10

QUIC (Quick UDP Internet Connections)

Question 11

SMB port 445,137-139

Answer 11

File sharing(445) NetBIOS Name Service (137)

Question 12

AFP port 548

Answer 12

Apple Filing Protocol proprietary network protocol that offers file services for OS X and original MAC

Question 13

RDP port 3389

Answer 13

Configuring your router (which Remote Desktop uses)

Question 14

KB = kilobyte

Answer 14

1,000 (one thousand) bytes

Question 15

MB = megabyte

Answer 15

1,000,000 (one million) bytes

Question 16

GB= gigabyte

Answer 16

1,000,000,000 (one billion) bytes