Common Port Numbers Flashcards by arch entity

Q

FTP - File Transfer Protocol

A

Data: tcp/20, Control: tcp21

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Q

SSH - Secure Shell

A

tcp/22

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Q

Telnet - TelecommunicaCon Network

A

tcp/23

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Q

SMTP - Simple Mail Transfer Protocol

A

tcp/25

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Q

DNS - Domain Name System

A

udp/53, tcp/53

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Q

HTTP - Hypertext Transfer Protocol

A

tcp/80

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Q

HTTPS - Hypertext Transfer Protocol Secure

A

tcp/443

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Q

POP3 - Post Office Protocol v3

A

tcp/110

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Q

IMAP4 - Internet Message Access Protocol v4

A

tcp/143

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Q

RDP - Remote Desktop Protocol

A

tcp/3389

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Q

NetBIOS - name service

A

udp/137

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Q

NetBIOS - datagram service

A

udp/138

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Q

NetBIOS - session service

A

tcp/139

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Q

SMB - Server Message Block

A

tcp/445

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Q

AFP - Apple Filing Protocol

A

tcp/548

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Q

SLP - Service Location Protocol

A

tcp/427, udp/427

Q

DHCP - Dynamic Host Configuration Protocol

A

udp/67, udp/68

Q

LDAP - Lightweight Directory Access Protocol

A

tcp/389

Q

SNMP - Simple Network Management Protocol

A

udp/161