Ports And Protocols

Question 1

FTP (File Transfer Protocol)

Answer 1

Port
-tcp /20
-tcp/21
Sends and receives files between systems.

Question 2

SSH (Secure Shell)

Answer 2

Port - TCP/22

Encrypted console login.

Question 3

SCP (Secure Copy)

Answer 3

Port - TCP/22

Relatively simple file copy over SSH.

Question 4

SFTP (Secure File Transfer Protocol)

Answer 4

Port: tcp/22

SSH file transfer with file management.

Question 5

Telnet (Telecommunication Network)

Answer 5

Port tcp/23

Remote console login to network devices.

Question 6

DNS (Domain Name Services)

Answer 6

Udp/53, tcp/53

Converts domain names to IP addresses.

Question 7

TFTP (Trivial File Transfer Protocol)

Answer 7

UDP/69

A very simple file transfer application

Question 8

HTTP (Hypertext Transfer Protocol)

Answer 8

Port: tcp/80

Web Server Communication

Question 9

NetBIOS (Network Basic Input/output System)

Answer 9

Port: udp/137 udp/138

NetBIOS over UDP - Name Service, Datagram Service

Question 10

NetBIOS (Network Basic Input/output System)

Answer 10

Port: tcp/139

NetBIOS over tcp - Session service

Question 11

IMAP (Internet Message Access Protocol)

Answer 11

Port:tcp/143

Retrieve and store email

Question 12

SNMP (Simple Network Management Protocol)

Answer 12

Port: udp/161

Gather statistics and manage network devices.

Question 13

TLS/SSL (Transport Layer Security and Secure Socket Layer)

Answer 13

Port tcp/443

Secure protocols for web browsing.

Question 14

HTTPS (Hypertext Transfer Protocol Secure)

Answer 14

Port: tcp/43

Web Server Communication with encryption

Question 15

FTPS (FTP over SSL)

Answer 15

Port: tcp990, tcp989

Adds security to FTP with TLS/SSL.

Question 16

ICMP (Internet Control Message Protocol)

Answer 16

Management Protocol

Question 17

IPSec (Internet Protocol Security)

Answer 17

Port: Various

Authentication, Integrity, Confidentiality, and Encryption