Network ports Flashcards by Asamoah Unknown

Q

FTP

A

tcp/20 (active mode data)
tcp/21 (control)

transfers files between systems

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Q

SSH (Secure Shell)

A

tcp/22

encrypted communication link

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Q

Telnet

A

tcp/23

like SSH but for older systems…not encrypted

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Q

POP3 (post office protocol)

A

tcp/110

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Q

IMAP4

A

tcp/143

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Q

SMTP (simple mail transfer protocol)

A

tcp/25

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Q

DNS

A

udp/53

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Q

HTTP

A

tcp/80

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Q

HTTPS

A

tcp/443

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Q

RDP (remote desktop protocol)

A

tcp/3389

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Q

SMB - NetBIOS - nbname

A

udp/137

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Q

SMB - NetBIOS - nbdatagram

A

udp/138

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Q

SMB - NetBIOS - nbsession

A

udp/139

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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

works with AFP

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Q

SMB (server message block)

Study These Flashcards

A

tcp/445

Q

DHCP

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A

udp/67-68

Q

DNS

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A

udp/53

Q

LDAP

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A

tcp/389, udp/389

Q

SNMP (Simple Network Management Protocol)

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A

udp/161