Application Layer Protocols Flashcards

1
Q

HTTP (Hypertext Transfer Protocol)

A

Is used on the internet to allow clients to request web pages from web servers and to allow client interaction with those web servers.

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2
Q

DNS (Domain Name System)

A

Is used to convert fully qualified domain names (FQDNs) to IP address.

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3
Q

SMTP (Simple Mail Transfer Protocol)

A

Is used to send or route mail over a TCP/IP network such as the Internet.

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4
Q

POP3 (Post Office Protocol version 3)

A

Is the Internet protocol used to retrieve email from. Mail server down to the pop3 client over TCP port 110.

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5
Q

Internet Message Access Protocol 4 (IMAP4)

A

Is another protocol similar to POP3 that allows clients to retrieve messages from a mail server using TCP port 143. IMAP4 allows additional folders other than the four basic ones provided with POP3.

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6
Q

SNMP (Simple Network Management Protocol)

A

Is an internet standard that provides a simple method for remotely managing virtually any network device that supports SNMP over UDP port 161.

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7
Q

FTP (File Transfer Protocol)

A

Is a TCP/IP protocol that exists to upload and download files between FTP servers and clients.

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8
Q

TFTP (Trivial File Transfer Protocol)

A

Is a simple protocol compared with FTP and supports only reading and writing to files.

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9
Q

SFTP (Secure File Transfer Protocol)

A

Is an interactive file transfer protocol similar to FTP, but it encrypts all traffic between the SFTP client and SFTP server.

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10
Q

Telnet

A

Is a terminal emulation protocol that runs on TCP port 23 and allows a client to run or emulate the program running on the server.

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11
Q

Secure Shell (SSH)

A

Is a program used to create a shell, or session, with a remote system using a secure connection over TCP port 22.

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12
Q

Secure Copy Protocol (SCP)

A

Is responsible for coping files from a remote server to the local system over a secure connection, ensuring that data in transit is kept Confidential.

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13
Q

Network Time Protocol (NTP)

A

Is used to to synchronize the clocks of PCs on a network or the internet.

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14
Q

Lightweight Directory Access Protocol (LDAP)

A

Is a protocol that allows LDAP clients to connect to the network database, or directory, and to query the database for information about its objects such as user accounts and printers.

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15
Q

NetBIOS (Network Basic Input/Output System)

A

Is an application Programming interface (API) that is used to make network calls to remote systems and is used for session management functionality.

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16
Q

Fibre Channel

A

A technology that transmit data of up to a projected 4 Gbps and uses special optical cables to connect the shared storage devices to servers.

17
Q

iSCSI (Internet Small Computer systems Interface)

A

an IP-based protocol used to communicate with storage devices.

18
Q

FCoE (Fibre Channel over Ethernet)

A

Is a protocol used to carry Fibre Channel commands over an Ethernet network in Ethernet frames.