2.4 Network Services

Flashcards covering key vocabulary and concepts related to data center services and networking.

DNS

Domain Name System - a service responsible for converting fully qualified domain names to IP addresses.

DHCP

Dynamic Host Configuration Protocol - a service that automatically assigns IP address settings to devices on a network.

File Server

A centralized device that stores files and is accessible over a network.

SMB

Server Message Block - a network protocol used for sharing files and printers in Windows environments.

AFP

Apple Filing Protocol - a protocol used primarily by macOS for file sharing.

Print Server

A device or software that connects printers to a network for shared access.

IPP

Internet Printing Protocol - a network printing protocol for sending print jobs over the Internet.

Mail Server

A server responsible for sending and receiving email.

Syslog

A standard protocol used for transferring log data to a centralized database.

SIM

Security Information and Event Manager - a system that aggregates log files for security monitoring.

HTTP

Hypertext Transfer Protocol - a protocol used for transmitting web pages.

HTTPS

Hypertext Transfer Protocol Secure - a secure version of HTTP used for secure communication over a computer network.

Authentication Server

A centralized system that manages user credentials and access across multiple services.

Spam Folder

A designated folder in an email client for unsolicited or potentially harmful messages.

Mail Gateway

A server that manages email traffic between an internal network and external networks.

Unified Threat Management (UTM) Device

A device that consolidates several security features into a single solution.

Load Balancer

A device or service that distributes network or application traffic across multiple servers.

Proxy Server

A server that acts as an intermediary for requests from clients seeking resources from other servers.

SCADA

Supervisory Control and Data Acquisition - a system for industrial control and management.

Legacy Systems

Old systems that still perform critical functions but may use unsupported hardware or software.

Embedded Systems

Purpose-built devices designed to perform specific tasks without general-purpose capabilities.

Internet of Things (IoT)

A network of physical devices connected to the Internet, capable of exchanging data.

Redundancy

Having multiple systems or components in place to ensure availability and reliability.

Ethernet

A common method for connecting devices in a wired local area network.

Network Segmentation

Dividing a computer network into smaller, manageable segments for improved security and performance.

Firewalls

Network security devices that monitor and control incoming and outgoing network traffic.

Bandwidth Shaper

A device that manages bandwidth usage for different applications or services.

Virtual Private Network (VPN)

A secure connection over the Internet that allows remote users to access resources as if they are on a private network.

Intrusion Detection System (IDS)

A device or software that monitors network or system activities for malicious activities.

Intrusion Prevention System (IPS)

A device or software that actively prevents detected intrusions.

Caching

Storing copies of files or data to facilitate quicker access upon subsequent requests.

Quality of Service (QoS)

A set of technologies that work on a network to manage data traffic and ensure timely delivery.

Access Control

A security technique that regulates who or what can view or use resources in a computing environment.

Malware

Malicious software designed to harm, exploit, or otherwise compromise devices and networks.

Phishing Attempt

A fraudulent attempt to obtain sensitive information by disguising as a trustworthy entity.

Network Resource

Any device or application on a network that can be used by users or other devices.

Service Level Agreement (SLA)

A contract that outlines the expected level of service between a provider and a client.

Cloud-Based Services

Services that are delivered over the Internet and hosted on remote servers.

Server Message Block (SMB)

A network file sharing protocol that allows applications to read and write to files and request services from server programs.