Ports Flashcards

1
Q

TCP/80

A

HTTP

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2
Q

TCP/25

A

SMTP without authentication

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3
Q

TCP/443

A

HTTPS

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4
Q

TCP/23

A

Telnet

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5
Q

TCP/22

A

SSH

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6
Q

TCP/21

A

FTP - control

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7
Q

TCP/20

A

FTP - active mode data

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8
Q

UDP/53

A

DNS

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9
Q

TCP/110

A

POP3

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10
Q

TCP/143

A

IMAP4

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11
Q

TCP/3389

A

RDP (Remote Desktop Protocol)

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12
Q

UDP/137

A

NetBIOS name services (nbname)

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13
Q

UDP/138

A

NetBIOS datagram service (nbdatagram)

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14
Q

TCP/139

A

NetBIOS session service (nbsession)

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15
Q

TCP/445

A

SMB (Server Message Block)

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16
Q

TCP/548

A

AFP (Apple filing Protocol)

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17
Q

TCP/427 || UDP/427

A

SLP (Service Location Provider)

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18
Q

UDP/67 || UDP/68

A

DHCP (Dynamic Host Configuration Protocol)

19
Q

TCP/389

A

LDAP (Lightweight Directory Access Protocol)

20
Q

UDP/161

A

SNMP Queries

21
Q

UDP/162

A

SNMP traps

22
Q

TCP/587

A

SMTP with authentication

23
Q

HTTP

A

TCP/80

24
Q

SMTP without authentication

A

TCP/25

25
Q

HTTPS

A

TCP/443

26
Q

Telnet

A

TCP/23

27
Q

SSH

A

TCP/22

28
Q

FTP - control

A

TCP/21

29
Q

FTP - active mode data

A

TCP/20

30
Q

DNS

A

UDP/53

31
Q

POP3

A

TCP/110

32
Q

IMAP4

A

TCP/143

33
Q

RDP (Remote Desktop Protocol)

A

TCP/3389

34
Q

NetBIOS name services (nbname)

A

UDP/137

35
Q

NetBIOS datagram service (nbdatagram)

A

UDP/138

36
Q

NetBIOS session service (nbsession)

A

TCP/139

37
Q

SMB (Server Message Block)

A

TCP/445

38
Q

AFP (Apple filing Protocol)

A

TCP/548

39
Q

SLP (Service Location Provider)

A

TCP/427 || UDP/427

40
Q

DHCP (Dynamic Host Configuration Protocol)

A

UDP/67 || UDP/68

41
Q

LDAP (Lightweight Directory Accessa Protocol)

A

TCP/389

42
Q

SNMP Queries

A

UDP/161

43
Q

SNMP traps

A

UDP/162

44
Q

SMTP with authentication

A

TCP/587