Ports Flashcards

1
Q

Well-known ports

A

0-1023

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2
Q

Registered ports

A

1024-49,151

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3
Q

Dynamic ports

A

49,152-65,535

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4
Q

What Port: SMTP

A

25 Transport Protocol: TCP

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5
Q

What Port: DNS

A

53 Transport Protocol TCP and UDP

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6
Q

What Port: DHCP

A

67 Transport Protocol: UDP

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7
Q

What Port: TFTP

A

69 Transport Protocol: UDP

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8
Q

What Port: HTTP

A

80 Transport Protocol: TCP

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9
Q

What Port: pop3

A

110 Transport Protocol: TCP

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10
Q

What Port: rpc

A

135 Transport Protocol: TCP

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11
Q

What Port: NetBios

A

137-139 Transport Protocol: TCP and UDP

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12
Q

What Port: IMAP

A

143 Transport Protocol: TCP

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13
Q

What Port: SNMP

A

161/162 Transport Protocol: UDP

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14
Q

What Port: LDAP

A

389 Transport Protocol: TCP and UDP

636

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15
Q

What Port: HTTPS

A

443 Transport Protocol: TCP OSI Layer

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16
Q

What Port: SMB

A

445 Transport Protocol: TCP

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17
Q

What Port: Syslog

A

514 Transport Protocol: UDP

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18
Q

what port:Printing port

A

631, 213, raw 9100 default for windows, 515 LPR >1023

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19
Q

What Port: FTP

A

20/21 – Transport Protocol: TCP

20
Q

What Port: SSH

A

22 Transport Protocol: TCP

21
Q

What Port: Telnet

A

23 Transport Protocol: TCP

22
Q

LDAP

A

389/686 encrypted

23
Q

What Port: LLMNR

A

5355 Transport Protocol: UDP

24
Q

What port: Kererbos

A

88 Transport Protocol: UDP

25
Q

25 Transport Protocol: TCP

A

What Port: SMTP

26
Q

53 Transport Protocol TCP and UDP

A

What Port: dns

27
Q

67 Transport Protocol: UDP

A

What Port: DHCP

28
Q

69 Transport Protocol: UDP

A

What Port: TFTP

29
Q

80 Transport Protocol: TCP

A

What Port: HTTP

30
Q

110 Transport Protocol: TCP

A

What Port: pop3

31
Q

135 Transport Protocol: TCP

A

What Port: rpc

32
Q

137-139 Transport Protocol: TCP and UDP

A

What Port: NetBios

33
Q

143 Transport Protocol: TCP

A

What Port: IMAP

34
Q

161/162 Transport Protocol: UDP

A

What Port: SNMP

35
Q

389 Transport Protocol: TCP and UDP

A

What Port: LDAP

36
Q

443 Transport Protocol: TCP OSI Layer

A

What Port: HTTPS

37
Q

445 Transport Protocol: TCP

A

What Port: SMB

38
Q

514 Transport Protocol: UDP

A

What Port: Syslog

39
Q

631, 213, raw 9100 default for windows, 515 LPR >1023

A

what port:Printing port

40
Q

20/21 – Transport Protocol: TCP

A

What Port: FTP

41
Q

22 Transport Protocol: TCP

A

What Port: SSH

42
Q

23 Transport Protocol: TCP

A

What Port: Telnet

43
Q

389/686 encrypted

A

LDAP

44
Q

5355 Transport Protocol: UDP

A

What Port: LLMNR

45
Q

88 Transport Protocol: UDP

A

What port: Kererbos