Core 1 networking ports

Question 1

FTP (File Transfer Protocol) for data

Answer 1

20 TCP

Question 2

FTP (File Transfer Protocol) for connection

Answer 2

21 TCP

Question 3

SSH (Secure Shell)

Answer 3

22 TCP

Question 4

Telnet

Answer 4

23 TCP

Question 5

SMTP (Simple Mail Transfer Protocol)

Answer 5

25 TCP

Question 6

DNS (Domain Name System)

Answer 6

53 TCP and UDP

Question 7

HTTP (Hypertext Transfer Protocol)

Answer 7

80 TCP

Question 8

POP3 (Post Office Protocol 3) unencrypted

Answer 8

110 TCP

Question 9

IMAP (Internet Message Access Protocol)

Answer 9

143 TCP

Question 10

HTTPS (Hypertext Transfer Protocol Secure)

Answer 10

443 TCP

Question 11

RDP (Remote Desktop Protocol)

Answer 11

3389 TCP

Question 12

NetBIOS/NetBT

Answer 12

137 UDP 138 UDP 139 TCP

Question 13

SMB/CIFS (Server Message Blocks/ Common Internet File System)

Answer 13

445 TCP

Question 14

SLP (Service Location Protocol)

Answer 14

427 TCP/UDP

Question 15

AFP (Apple Filing Protocol)

Answer 15

548 TCP

Question 16

DHCP (Dynamic Host Configuration Protocol) server end

Answer 16

67 UDP

Question 17

DHCP (Dynamic Host Configuration Protocol) client end

Answer 17

68 UDP

Question 18

LDAP (Lightweight Directory Access Protocol)

Answer 18

389 TCP

Question 19

SNMP (Simple Network Management Protocol) polling

Answer 19

161 UDP

Question 20

SNMP (Simple Network Management Protocol) traps

Answer 20

162 UDP