TCP/UDP Ports

Question 1

TCP 443

Answer 1

HTTPS

Question 2

TCP 80

Answer 2

HTTP

Question 3

UDP 53

Answer 3

DNS

Question 4

TCP 20

Answer 4

FTP Active Mode Data

Question 5

TCP 21

Answer 5

FTP Control Mechanism to Manage FTP

Question 6

TCP 22

Answer 6

SSH Secure Shell

Question 7

TCP 23

Answer 7

Telnet

Question 8

TCP 110

Answer 8

POP3 Email

Question 9

TCP 143

Answer 9

IMAP4 Email

Question 10

TCP 25

Answer 10

SMTP Send email from device/server

Question 11

TCP 3389

Answer 11

RDP Remote Desktop Protocol

Question 12

TCP 445

Answer 12

SMB Server Message Block, file transfer across network

Question 13

TCP 548

Answer 13

Apple Filing Protocol

Question 14

TCP/UDP 427

Answer 14

Service Location Protocol

Question 15

UDP 67/68

Answer 15

DHCP

Question 16

UDP 137

Answer 16

SMB Network Device List Population

Question 17

Conectionless UDP 138 or Connected TCP 139

Answer 17

SMB Data send

Question 18

TCP/UDP 389

Answer 18

LDAP Lightweight Directory Access Protocol for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network.

Question 19

UDP 161

Answer 19

SNMP Simple Network Management Protocol gathers statistics and allows you to make configuration changes. Manages all devices within a network.