(TCP) (UDP) ports and protocols

Question 1

File Transfer Protocol works on two ports what are they?

Answer 1

Answer: File Transfer Protocol (FTP) works on ports 20 and 21

Question 2

Secure Shell (SSH) works on this port.

Answer 2

Answer: Secure shell (SSH) works on port 22

Question 3

Telnet works on this port.

Answer 3

Answer: Telnet works on Port 23

Question 4

Simple Mail Transfer Protocol (SMTP) works on this port.

Answer 4

Answer: Port 25

Question 5

Domain Name System (DNS) works on this port.

Answer 5

Answer: Port 53

Question 6

Dynamic Host Configuration Protocol (DHCP) works on these two ports, What are they?

Answer 6

Answer: Ports 67 and 68

Question 7

Hypertext Transfer Protocol works on this port.

Answer 7

Answer: Port 80

Question 8

Post Office Protocol 3 (POP3) works on this port.

Answer 8

Answer: Port 110

Question 9

Network Basic Input Output System (NETBIOS) works on these two ports. What are they?

Answer 9

Answer: Ports 137 and 139

Question 10

Internet Mail Access Protocol (IMAP) works on this port.

Answer 10

Answer: Port 143

Question 11

Simple Network Management Protocol (SNMP) works on these two ports. What are they?

Answer 11

Answer: Ports 161 and 162

Question 12

Lightweight Directory Access Protocol (LDAP) Works on this port,

Answer 12

Answer: Port 389

Question 13

Hypertext Transfer Protocol Secure (HTTPS) Works on this port.

Answer 13

Answer: Port 443

Question 14

Server Message Block (SMB) /Common Internet File System(CIFS) Works on this port.

Answer 14

Answer: Port 445

Question 15

Hypertext Transfer Protocol Secure (HTTPS) works on this port.

Answer 15

Answer: Port 443

Question 16

Remote Desktop Protocol (RDP) works on this port.

Answer 16

Answer: Port 3389

Question 17

TCP VS UDP Summary:

Answer 17

Answer: - Connectionless =DHCP -Trivial File Transfer Protocol (TFTP) - Connection Oriented =HTTPS =SSH