Common Network Ports 2.1 Flashcards by Rie D

Q

Sends and receives files between systems

A

FTP (File Transfer Protocol)

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Q

FTP Port #

A

tcp/20 and tcp/21

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Q

Encrypted console access

A

SSH (Secure Shell)

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Q

SSH Port #

A

tcp/22

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Q

Insecure console access

A

Telnet

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Q

Telnet Port #

A

tcp/23

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Q

Transfer mail between mail servers

A

SMTP (simple mail transfer protocol)

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Q

SMTP Port #

A

tcp/25

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Q

Converts domain names to IP addresses

A

DNS (domain name system)

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Q

DNS Port #

A

udp/53, tcp/53

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Q

Automates the IP address configuration process

A

DHCP (dynamic host control protocol)

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Q

DHCP Port #

A

udp 67, udp 68

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Q

Web server communication

A

HTTP (hyper text transfer protocol)

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Q

HTTP Port #

A

tcp/80

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Q

Secure web server communication with encryption

A

HTTPS (hypertext transfer protocol secure)

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Q

HTTPS Port #

A

tcp/443

Q

Receive email into an email client (removed from server)

A

POP3 (post office protocol 3)

Q

POP3 Port #

A

tcp/110

Q

Newer email receiving client (stays on server)

A

IMAP4 (Internet message access protocol 4)

Q

IMAP4 Port#

A

tcp/143

Q

Windows connection-oriented data transfer

A

NetBIOS

Q

NETBIOS Port #

A

udp/137, tcp/139

Q

Windows file transfers and printer sharing

A

SMB (server message block)

Q

SMB Port #

A

445

Gather metrics and manage network devices

SNMP Query (simple network management protocol)

SNMP Query Port #

udp/161

Receives alerts from network devices

SNMP Trap (simple network management protocol)

SNMP Trap Port #

udp/162

Directory Services

LDAP (lightweight directory access protocol)

LDAP Port #

tcp/389

Graphical display of remote services

RDP (remote desktop protocol)

RDP Port #

tcp/3389