Protocols & Ports Flashcards

1
Q

File Transfer Protocol (FTP)

A

Makes files available for download across a network. Port 20 for data connection and 21 for control connection.

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2
Q

Secure Shell (SSH)

A

Makes a secure connection to the command line interface of a server on port 22.

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3
Q

Telnet

A

Makes an unsecure connection to the command line interface of a server on port 23.

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4
Q

Simple Mail Transfer Protocol (SMTP)

A

Transfer email messages across networks. IT finds the recipient IP or DNS server based on the domain name. Port 25

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5
Q

Domain Name System (DNS)

A

Facilitates identification of hosts by name alongside IP addressing. Port 53

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6
Q

Dynamic Host Control Protocol (DHCP) server

A

Provision an IP address configuration to clients. Port 67

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7
Q

DHCP Client

A

Request a dynamic IP address configuration from a server. Port 68

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8
Q

HyperText Transfer Protocol (HTTP)

A

Provision unsecure websites and web services. Port 80

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9
Q

Post Office Protocol (POP3)

A

Retrieve email messages from a server mailbox. Port 110

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10
Q

NetBIOS over TCP/IP

A

Support networking features of legacy Windows versions. Port 137-139

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11
Q

Internet Mail Access Protocol (IMAP)

A

Read and manage mail messages on a server mailbox. Port 143

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12
Q

Simple Network Management Protocol (SNMP)

A

Query status information from network devices. Port 161

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13
Q

Lightweight Directory Access Protocol (LDAP)

A

Query information about network users and resources. Port 389

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14
Q

HTTP Secure (HTTPS)

A

Provision secure websites and services. Port 443

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15
Q

Server Message Block (SMB)

A

Implement Windows-compatible file and printer sharing services on a local network (also sometimes referred to as Common Internet File System [CIFS]). Port 445

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16
Q

Remote Desktop Protocol (RDP)

A

Make a secure connection to the graphical desktop of a computer. Port 3389