Ports Flashcards

1
Q

SSH

A

22

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2
Q

Telnet

A

23

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3
Q

Rlogin

A

513

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4
Q

NTP

A

123

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5
Q

TFTP

A

69

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6
Q

IMAP

A

143

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7
Q

Pop3

A

110

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8
Q

SMTP

A

25

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9
Q

StartTLS or encrypted email

A

587

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10
Q

FTP

A

In on 21 out on 20

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11
Q

Http

A

80

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12
Q

HTTPS

A

443

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13
Q

TightVNC

A

5900

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14
Q

RDP

A

3389

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15
Q

Radius

A

UDP ports 1812-1813 or UDP ports 1645-1646

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16
Q

TACACS+

A

Port 49

17
Q

NetBIOS

A

137,138,139

18
Q

LLMNR

A

UDP port 5355