Port Numbers

Question 1

20, 21

Answer 1

FTP

Question 2

FTP

Answer 2

20, 21

Question 3

Is FTP secure?

Answer 3

FTP uses TCP- unencrypted data - FTP across the internet – not secure unless you have a VPN- Virtual Private Network.
You would want to use secure FTP.

Question 4

Telnet -Allows a user on a remote client machine, called the Telnet client, to access the resources of another _______, the Telnet server, in order to access a ________ ________ __________.
Telnet does that by ________ the Telnet server and making the client machine appear as though it were a terminal directly attached to the local network.

Answer 4

machine
command-line interface

tricking

Question 5

Telnet -Allows a user on a remote client machine, called the Telnet client, to access the resources of another _______, the Telnet server, in order to access a ________ ________ __________.

Answer 5

machine

command-line interface

Question 6

Drawbacks to Telnet

Answer 6

no encryption techniques

everything must be sent in clear text, including passwords!

Question 7

23

Answer 7

Telnet

Question 8

Uses TCP port 23 An “across the Internet” remote console terminal connection from any client device.

Answer 8

Telnet

Question 9

25

Answer 9

SMTP Uses TCP to shuttle eMail across the Internet from one mail server to another.

Question 10

SMTP Uses TCP to shuttle eMail across the Internet from one mail server to another using which port?

Answer 10

25

Question 11

SMTP

Answer 11

Simple Mail Transfer Protocol port 25

Question 12

Simple Mail Transfer Protocol

Answer 12

SMTP port 25

Question 13

SNMP v3

Answer 13

Ports 162 & 161 Simple Network Management Protocol- The application layer protocol that securely gathers statistics from remote devices for management purposes.

Question 14

SNMP v3 Application layer protocol that securely gathers statistics from remote devices for management purposes?

Answer 14

SNMP v3 port 161, 162

Question 15

What application layer protocol securely gathers statistics from remote devices for management purposes?

Answer 15

SNMP v3 port 161, 162

Question 16

What application layer protocol facilitates very basic reading and writing of files to a remote device?

Answer 16

TFTP Trivial File transfer protocol port 69

Question 17

TFTP

Answer 17

Trivial File transfer protocol- facilitates very basic reading and writing of files to a remote device -port 69

Question 18

69

Answer 18

TFTP Trivial File Transfer Protocol

Question 19

TFTP Trivial File Transfer Protocol port?

Answer 19

69

Question 20

22

Answer 20

SSH Secure Shell Used to log into a remote machine and execute commands, also supports tunneling, forwarding TCP ports and X11 connections; it can transfer files using the associated SSH SFTP or SCP

Question 21

Port number for SSH Secure Shell

Answer 21

22

Question 22

SSH

Answer 22

Secure Shell

Question 23

Secure shell

Answer 23

SSH

Question 24

scp stands for _________, which means you can copy files across a _____ connection. That connection will be securely _______, it is a very secure way to copy files between computers. Uses the port ____ by default, and connect via ___

Answer 24

secure copy
ssh
encrypted
22
SSH

Question 25

scp

Answer 25

secure copy - you can copy files across a ssh connection. Uses the port 22 by default

Question 26

_______________The application layer protocol that securely gathers _________ from remote devices for _________ purposes. Uses Ports ________________

Answer 26

Simple Network Management Protocol SNMP v3 securely gathers statistics management 161 ; 162

Question 27

DNS

Answer 27

Domain Name Service port 53

Question 28

Domain Name Service

Answer 28

DNS port 53

Question 29

DNS - UDP or TCP?

Answer 29

Both UDP and TCP

Question 30

DHCP

Answer 30

Dynamic Host Configuration Protocol port 67, 68

Question 31

Dynamic Host Configuration Protocol

Answer 31

DHCP port 67, 68

Question 32

Kerberos

Answer 32

Port 88

Question 33

HTTP

Answer 33

Hypertext Transfer Protocol - Port 80

Question 34

Hypertext Transfer Protocol

Answer 34

HTTP - Port 80

Question 35

Session Initiation Protocol

Answer 35

SIP - port 5060, 5061

Question 36

SIP

Answer 36

Session Initiation Protocol- port 5060, 5061

Question 37

POP3-

Answer 37

port 110 Retrieving email - Post Office Protocol - helps email clients retrieve their email from designated email "post office" servers

Question 38

port 110

Answer 38

Post Office Protocol - POP3- Retrieving email - helps email clients retrieve their email from designated email "post office" servers

Question 39

port 143

Answer 39

Imap- Internet message access Protocol used for retrieving email on the server. Can use it to set up rules reminders.

Question 40

Imap-

Answer 40

Port 143- Internet message access Protocol used for retrieving email on the server. Can use it to set up rules reminders.

Question 41

Internet message access Protocol

Answer 41

Port 143- Imap-used for retrieving email on the server. Can use it to set up rules reminders.

Question 42

Kerberos -

Answer 42

port 88

Question 43

port 88

Answer 43

Kerberos

Question 44

TACACS

Answer 44

port 49 Tunneling protocol for encryption (Triple A protocol that Cisco uses) Authentication, Authorization, Accounting- Verifies you are you, You are you and are authorized on the network, and accounting is basically logging everything that you do. (actually TACACS + - similar to Kerberos, but it is Cisco)

Question 45

port 49

Answer 45

TACACS - Tunneling protocol for encryption (Triple A protocol that Cisco uses) Authentication, Authorization, Accounting

Question 46

443

Answer 46

HTTPS

Question 47

HTTPS

Answer 47

443

Question 48

Port ___ and____ are ports generally associated with "the Internet".

Answer 48

80 | 443

Question 49

Port 443/HTTPS is the __________ over TLS/SSL.

Answer 49

HTTP protocol

Question 50

Port 80/443 are generally a given for being _____ on any type of filtering device allowing traffic outbound on your network.

Answer 50

open

Question 51

Port ____/____ are generally a given for being open on any type of filtering device allowing traffic outbound on your network.

Answer 51

80/443

Question 52

solution to insecure money maker?

Answer 52

put a large firewall in front and only let traffic in on the one port (check video 2018 08017?)

Question 53

8080

Answer 53

Proxy

Question 54

Proxy

Answer 54

8080

Question 55

smb

Answer 55

445

Question 56

445

Answer 56

smb/netbios

Question 57

netbios udp

Answer 57

137, 138

Question 58

137, 138

Answer 58

netbios udp

Question 59

netbios tcp

Answer 59

135, 139, 445

Question 60

3389

Answer 60

RDP- Remote Desktop Protocol- provides a GUI designed for secure .....

Question 61

RDP

Answer 61

3389

Question 62

666

Answer 62

DOOM

Question 63

DOOM

Answer 63

666

Question 64

5900

Answer 64

VNC

Question 65

VNC

Answer 65

5900

Question 66

If you don't know a port

Answer 66

do a Google search

Question 67

SSH, SFTP, SCP

Answer 67

22

Question 68

22

Answer 68

SSH, SFTP, SCP

Question 69

389

Answer 69

LDAP

Question 70

LDAP

Answer 70

389

Question 71

Port 80/HTTP is the ___ ____ ____.

Answer 71

World Wide Web

Question 72

World Wide Web

Answer 72

80

Question 73

HTTP protocol over TLS/SSL.

Answer 73

443/HTTPS