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compTIA A+ > Common Nextwork Ports > Flashcards

Common Nextwork Ports Flashcards

1
Q

What is the port number and function of FTP (File Transfer Protocol)?

A

FTP uses tcp/20 and tcp/21 for sending and receiving files between systems

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2
Q

What is the port number and function of SSH (Secure Shell)?

A

SSH uses tcp/22 for encrypted console access

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3
Q

What is the port number and function of Telnet?

A

Telnet uses tcp/23 for insecure console access.

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4
Q

What is the port number and function of SMTP (Simple Mail Transfer Protocol)?

A

SMTP uses tcp/25 to transfer email between mail servers.

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5
Q

What is the port number and function of DNS (Domain Name System)?

A

DNS uses udp/53 and tcp/53 to convert domain names to IP addresses

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6
Q

What is the port number and function of DHCP (Dynamic Host Configuration Protocol)?

A

DHCP uses udp/67 and udp/68 to automate IP address configuration

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7
Q

What is the port number and function of HTTP (Hypertext Transfer Protocol)?

A

HTTP uses tcp/80 for web server communication.

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8
Q

What is the port number and function of HTTPS (Hypertext Transfer Protocol Secure)?

A

HTTPS uses tcp/443 for encrypted web server communication.

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9
Q

What is the port number and function of POP3 (Post Office Protocol version 3)?

A

POP3 uses tcp/110 to receive email into an email client.

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10
Q

What is the port number and function of IMAP4 (Internet Message Access Protocol version 4)?

A

IMAP4 uses tcp/143 for email management from multiple clients.

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11
Q

What is the port number and function of NetBIOS name service?

A

NetBIOS name service uses udp/137 to register, remove, and find Windows services by name.

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12
Q

What is the port number and function of NetBIOS session service?

A

NetBIOS session service uses udp/139 for Windows connection-oriented data transfer.

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13
Q

What is the port number and function of SMB (Server Message Block)?

A

SMB uses tcp/445 for Windows file transfers and printer sharing.

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14
Q

What is the port number and function of SNMP (Simple Network Management Protocol) Query?

A

SNMP Query uses udp/161 to gather metrics and manage network devices.

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15
Q

What is the port number and function of SNMP Trap?

A

SNMP Trap uses udp/162 to receive alerts from network devices.

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16
Q

What is the port number and function of LDAP (Lightweight Directory Access Protocol)

A

LDAP uses tcp/389 to retrieve information in a network directory.

17
Q

What is the port number and function of RDP (Remote Desktop Protocol)?

A

RDP uses tcp/3389 for graphical display of remote devices.

18
Q

What is the port number and function of RDP (Remote Desktop Protocol)?

A

RDP uses tcp/3389 for graphical display of remote devices.

compTIA A+ (19 decks)

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