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Comptia A+ > Well Known Ports > Flashcards

Well Known Ports Flashcards

1
Q

File Transfer Protocol (FTP)—Data connection

A

TCP/20

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2
Q

File Transfer Protocol (FTP)—Control connection

A

TCP/21

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3
Q

Secure Shell (SSH)

A

TCP/22

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4
Q

Telnet

A

TCP/23

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5
Q

Simple Mail Transfer Protocol (SMTP)

A

TCP/25

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6
Q

HyperText Transfer Protocol (HTTP)

A

TCP/80

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7
Q

Post Office Protocol (POP)

A

TCP/110

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8
Q

NetBIOS over TCP/IP

A

TCP/UDP/137-139

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9
Q

Internet Mail Access Protocol (IMAP)

A

TCP/143

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10
Q

Lightweight Directory Access Protocol (LDAP)

A

TCP/389

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11
Q

HTTP Secure (HTTPS)

A

TCP/443

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12
Q

Server Message Block (SMB) / Windows File and print sharing

A

TCP/445

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13
Q

Remote Desktop Protocol (RDP)

A

TCP/3389

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14
Q

21

A

File Transfer Protocol (FTP)—Control connection - TCP

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15
Q

22

A

Secure Shell (SSH) - TCP

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16
Q

23

A

Telnet - TCP

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17
Q

25

A

Simple Mail Transfer Protocol (SMTP) - TCP

18
Q

80

A

HyperText Transfer Protocol (HTTP) - TCP

19
Q

110

A

Post Office Protocol (POP) - TCP

20
Q

137-139

A

NetBIOS over TCP/IP - TCP/UDP

21
Q

143

A

Internet Mail Access Protocol (IMAP) - TCP

22
Q

389

A

Lightweight Directory Access Protocol (LDAP) - TCP

23
Q

443

A

HTTP Secure (HTTPS) - TCP

24
Q

445

A

Server Message Block (SMB) / Windows File and print sharing - TCP

25
Q

3389

A

Remote Desktop Protocol (RDP) - TCP

26
Q

20

A

File Transfer Protocol (FTP)—Data connection - TCP

27
Q

Simple Mail Transfer Protocol (SMTP) Secure

28
Q

Internet Mail Access Protocol (IMAP) Secure

29
Q

Post Office Protocol (POP) Secure

30
Q

587

A

Simple Mail Transfer Protocol (SMTP) Secure - TCP

31
Q

993

A

Internet Mail Access Protocol (IMAP) Secure - TCP

32
Q

995

A

Post Office Protocol (POP) Secure - TCP

33
Q

Domain Name System (DNS)

A

TCP/UDP 53

34
Q

Dynamic Host Configuration Protocol (DHCP) Server

35
Q

DHCP Client

36
Q

Simple Network Management Protocol (SNMP)

37
Q

SNMP trap operation

38
Q

53

A

Domain Name System (DNS) - TCP/UDP

39
Q

67

A

Dynamic Host Configuration Protocol (DHCP) Server - UDP

40
Q

68

A

DHCP Client - UDP

41
Q

161

A

Simple Network Management Protocol (SNMP) - UDP

42
Q

162

A

SNMP trap operation - UDP

Comptia A+ (3 decks)

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