Port Protocols

Question 1

FTP- file transfer protocol

Answer 1

Provides insecure file transfer on port 20&21

Question 2

SSH- secure shell

Answer 2

Provides secure remote control of another machine on port 22

Question 3

Telnet

Answer 3

Insecure remote control of another machine on port 23

Question 4

Simple mail transfer protocol (SMTP)

Answer 4

Provides ability to send mail on port 25. Sending Mail To People cost 25

Question 5

SFTP

Answer 5

Secure version of FTP that utilizes port 22 for a secure shell

Question 6

DNS- domain name service

Answer 6

Coverts site names to ip and vice versa. DAD NO SALT, you’re 53

Question 7

Dynamic host control protocol (DHCP)

Answer 7

Automatically provides network parameters to clients such as assigned ip address and dns servers they are to use. Port 67,68 (do hot coochie?)

Question 8

Trivial file transfer protocol (TFTP)

Answer 8

Used as lightweight file transfer method for sending config files or network booting of OS (port 69 haha)

Question 9

HTTP- hyper text transfer protocol

Answer 9

Used for insecure web browsing on port 80

Question 10

Post office protocol v3(POP3)

Answer 10

Used for RECEIVING incoming mail

Question 11

Network time protocol(NTP)

Answer 11

Used for keeping accurate time for clients (port 123)

Question 12

Network basic input output system (NetBIOS)

Answer 12

Used for file or printer sharing within windows network (port 139)

Question 13

Internet mail application protocol (IMAP)

Answer 13

Newer method of retrieving incoming mail (better than pop3) on port 143

Question 14

Simple network management protocol (SNMP)

Answer 14

Used to collect data about network devices and monitor their status on port 161, and 162

Question 15

Lightweight directory access protocol (LDAP)

Answer 15

Used to provide directory services to your network (ex searching contacts in work email) on port 389. Tied to RDP for port #

Question 16

Https

Answer 16

Used for secure web browsing on port 443

Question 17

Server message block (SMB)

Answer 17

Used for windows file and printer sharing services on port 445

Question 18

System logging protocol (syslog)

Answer 18

Used to send logging data back to centralized server on port 514

Question 19

SMTP TLS

Answer 19

Secure version of STMP on port 587

Question 20

LDAPS

Answer 20

Secure version of directory services on port 636

Question 21

IMAP over SSL

Answer 21

Secure and encrypted way to receive email on port 993

Question 22

POP3 over SSL

Answer 22

Secure and encrypted way to receive email on port 995

Question 23

Structured query language protocol

Answer 23

Used for communication from a client to the database on port 1433

Question 24

SQLnet protocol

Answer 24

Used for communication from client to an oracle database on port 1521

Question 25

MYSQL

Answer 25

Used for communication from a client to the MySQL database engine on port 3306

Question 26

Remote Desktop protocol (RDP)

Answer 26

Provides graphical remote control over another computer on port 3389

Question 27

Session initiation protocol (SIP)

Answer 27

Used to initiate VoIP and video calls on port 5061