Port numbers Flashcards

1
Q

FTP

A

20, 21

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2
Q

SSH / SFTP

A

22

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3
Q

TELNET

A

23

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4
Q

SMTP

A

25

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5
Q

WINS

A

42

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6
Q

DNS

A

53

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7
Q

DHCP SERVER

A

67

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8
Q

DHCP CLIENT

A

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

RPC

A

135

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15
Q

IMAP

A

143

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16
Q

SNMP

A

161

17
Q

LDAP

A

389

18
Q

HTTPS

A

443

19
Q

SMB

A

445

20
Q

H.323 VOIP

A

1720

21
Q

RDP

A

3389

22
Q

SNMP

A

61 UDP

23
Q

SMTP over TLS

A

465 & 587

24
Q

PPTP-VPN

A

1723

25
Q

IKEv2

A

1293 & 500

26
Q

Open VPN

A

1194, 1197, 1198

27
Q

IpSEC Nat

A

4500

28
Q

SOCKS

A

1080

29
Q

Bit Torrent

A

6881 & 6889

30
Q

Exchange

A

691

31
Q

SQL Server

A

1433

32
Q

Oracle

A

1521

33
Q

L2TP-VPN

A

1701

34
Q

RDP

A

3389