Need to know ports Flashcards

1
Q

netstat

A

15

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2
Q

ftp (data transfer)

A

20

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3
Q

ftp (control)

A

21

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4
Q

SSH/SFTP/SCP

A

22

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5
Q

telnet

A

23

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6
Q

SMTP

A

25

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7
Q

DNS

A

53

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8
Q

DHCP

A

67, 68

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9
Q

TFTP

A

69

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10
Q

HTTP

A

80

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11
Q

POP3

A

110

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12
Q

NTP

A

123

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13
Q

NetBIOS

A

137,138,139

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14
Q

IMAP

A

143

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15
Q

SNMO

A

161,162

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16
Q

LDAP

A

389

17
Q

HTTPS

A

443

18
Q

SMB

A

445

19
Q

LDAPS

A

636

20
Q

FTPS

A

989,990

21
Q

RADIUS

A

1812

22
Q

RDP

A

3389