Ports

Question 1

FTP

Answer 1

File transfer protocol port : 21over tcp

Question 2

SSH

Answer 2

Secure shell port : 22 over TCP

Question 3

Telnet

Answer 3

port: 23 over TCP

Question 4

SMTP

Answer 4

Simple mail transfer protocol port : 25 : 587 : 2525 : 465 over tcp

Question 5

DNS

Answer 5

Domain name system port : 53 over UDP

Question 6

DHCP

Answer 6

Dynamic host control protocol port : server 67 : client 68 over UDP

Question 7

TFTP

Answer 7

Trivial file transfer protocol port : 69 over UDP

Question 8

HTTP

Answer 8

Hyper text transfer protocol port : 80 over TCP

Question 9

POP3

Answer 9

Post office protocol port : 110 : 995(tls) over tcp

Question 10

IMAP

Answer 10

Internet message access protocol Port : 143 : 993(tls) over tcp

Question 11

NTP

Answer 11

Network time protocol Port : 123 over UDP

Question 12

SNMP

Answer 12

Simple network management protocol Port : 162 over UDP

Question 13

LDAP

Answer 13

Lightweight directory access protocol Port : 389 over tcp

Question 14

HTTPS

Answer 14

Hyper text transfer protocol port : 443 over tcp

Question 15

SMB

Answer 15

Server message block port : 445 over tcp