Ports And Protocols

Question 1

Port 21

Answer 1

FTP ( File Transfer protocol ) - TCP

Question 2

Port 22

Answer 2

SSH, SCP, SFTP - TCP

Question 3

Port 23

Answer 3

Telnet - TCP

Question 4

Port 25

Answer 4

SMTP ( Simple Mail Transfer Protocol ) - TCP

Question 5

Port 53

Answer 5

DNS ( Domain Name System ) - TCP / UDP

Question 6

Port 69

Answer 6

TFTP ( Trivial File Transfer Protocol ) - UDP

Question 7

Port 80

Answer 7

HTTP ( Hypertext Transfer Protocol ) - TCP

Question 8

Port 88

Answer 8

Kerberos - UDP

Question 9

Port 110

Answer 9

POP3 ( Post Office Protocol ) - TCP

Question 10

Port 119

Answer 10

NNTP ( Network News Transfer Protocol ) - TCP

Question 11

Port 135

Answer 11

RPC ( Remote Procedure Call ) - TCP / UDP

Question 12

Port 137, 138, 139

Answer 12

NetBIOS - TCP / UDP

Question 13

Port 143

Answer 13

IMAP ( Internet Message Access Protocol ) - TCP

Question 14

Port 161

Answer 14

SNMP ( Simple Network Management Protocol ) - UDP

Question 15

Port 162

Answer 15

SNMPTrap - UDP

Question 16

Port 389

Answer 16

LDAP ( Lightweight Directory Access Protocol ) - TCP

Question 17

Port 443

Answer 17

HTTPS ( HTTP Secure ) - TCP

Question 18

Port 445

Answer 18

SMB ( Server Message Block ) - TCP

Question 19

Ports 465 and 587

Answer 19

SMTPS ( SMTP Secure) - TCP

Question 20

Port 514

Answer 20

Syslog - UDP

Question 21

Port 636

Answer 21

LDAPS ( LDAP Secure) - TCP

Question 22

Port 993

Answer 22

IMAPS ( IMAP over SSL / TLS ) - TCP

Question 23

Port 995

Answer 23

POP3S ( POP3 over SSL / TLS) - TCP

Question 24

Port 1433

Answer 24

Microsoft SQL - TCP

Question 25

Ports 1645 and 1646

Answer 25

RADIUS ( Remote Authentication ) - TCP

Question 26

Ports 1812 and 1813

Answer 26

RADIUS UDP - UDP

Question 27

Port 3389

Answer 27

RDP ( Remote Desktop Protocol ) - TCP

Question 28

Port 6514

Answer 28

Syslog TLS - TCP