Ports and Protocols

Question 0

FTP CONTROL

Answer 0

Port 21

File Transfer Protocol, works over TCP

Question 1

FTP DATA

Answer 1

Port 20

File Transfer Protocol, works over TCP

Question 2

SSH

Answer 2

Port 22

Secure Shell Protocol for remote administration.

Question 3

SFTP

Answer 3

Port 22

Secure File Transfer Protocol over SSH

Question 4

SCP

Answer 4

Port 22

Secure Copy (UNIX command only)

Question 5

SLOGIN

Answer 5

Port 22

Secure remote LOGIN (UNIX command only)

Question 6

TELNET

Answer 6

Port 23

Nonsecure remote administration

Question 7

SMTP

Answer 7

Port 25

Simple Mail Transfer Protocol (outgoing mail)

Question 8

TACAS

Answer 8

Port 49

Cisco router and switch authentication protocol

Question 9

DNS

Answer 9

Port 53

Domain Name System

Question 10

TFTP

Answer 10

Port 69

Trivial File Transfer Protocol, works over UDP

Question 11

HTTP

Answer 11

Port 80

Hyper Text Transfer Protocol (nonsecure web traffic)

Question 12

KERBEROS

Answer 12

Port 88

Most secure authentication protocol

Question 13

POP3

Answer 13

Port 110

Post Office Protocol, version 3 (incoming mail)

Question 14

IMAP4

Answer 14

Port 143

Internet Message Access Protocol v4 (incoming mail)

Question 15

SNMP

Answer 15

Port 161 & 162

Simple Network Monitoring Protocol, monitor and configure devices

Question 16

HTTPS

Answer 16

Port 443

Hyper Text Transfer Protocol Secure, secure web traffic

Question 17

IKE

Answer 17

Port 500

Internet Key Exchange, used by IPSEC to share keys

Question 18

FTPS DATA

Answer 18

Port 989

File Transfer Protocol Secure over SSL

Question 19

FTPS CONTROL

Answer 19

Port 990

File Transfer Protocol Secure over SSL

Question 20

BACK ORIFICE

Answer 20

Port 1337, 31337

Hacker access utility

Question 21

RDP

Answer 21

Port 3389

Remote Desktop Protocol, for windows desktop