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CompTIA A+ > Networks: Protocols And Port Listings > Flashcards

Networks: Protocols And Port Listings Flashcards

1
Q

What is the purpose and secure port number of FTP?

A

It transfers files back and forth! It’s port is 989/990!

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2
Q

What is the purpose and secure port number of SSH?

A

It exchanges data through a secure channel. It’s port is 22.

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3
Q

What is the purpose and secure port number of Telnet?

A

Don’t even bother… it is NOT safe!

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4
Q

What is the purpose and secure port number of SMTP?

A

It collects emails and sends it off to its destination. The port is 587/465

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5
Q

What is the purpose and secure port number of DNS?

A

It translates domain names to IP addresses. The port is 53 (the original port)

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6
Q

What is the purpose and secure port number of DHCP?

A

It automatically assigns IP addresses to hosts. The port is 67 (server) and 68 (client)

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7
Q

What is the purpose and secure port number of HTTP/HTTPS?

A

It is used to connect to websites. The port is 80 (HTTP) and 443 (HTTPS)

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8
Q

What is the purpose and secure port number of POP3?

A

Used to retrieve incoming emails from email servers. The port is 995

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9
Q

What is the purpose and secure port number of NetBIOS/NetBT?

A

Works with SMB. The port is 137-139

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10
Q

What is the purpose and secure port number of IMAP?

A

Allows messages to remain on email server so they can be retrieved. The port is 993

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11
Q

What is the purpose and secure port number of SNMP?

A

Manages and monitors devices on your network. The port is 161

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12
Q

What is the purpose and secure port number of SNMPTRAP?

A

It alerts the administrator on an SNMP. The port is 162

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13
Q

What is the purpose and secure port number of LDAP?

A

It is used to access and maintain distributed directories of info. The port is 636

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14
Q

What is the purpose and secure port number of SLP?

A

Allows devices to find services in a local network. The port is 427

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15
Q

What is the purpose and secure port number of SMB?

A

It allows access to shared items (ex: files, printers, etc.) The port is 445

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16
Q

What is the purpose and secure port number of AFP?

A

Allows the transfer of files on the network owned by Apple. The port is 548

17
Q

What is the purpose and secure port number of RDP?

A

Allows Microsoft to give users access to remote applications, give administrators access to computers, and allow users to give permission to a technician to view their desktops. The port is 3389.

CompTIA A+ (1 decks)

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