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With an All-Access Pass, you get access to every current and future ITU course. Access over 2,500 hours of on-demand IT Training 24/7. With over 13,000 on-demand training videos and 19,000+ practice questions, you'll have the tools to excel in the critical IT skills needed to elevate your IT Career. Our All-Access pass is available in three affordable plans.
ITU provides a vast array of IT-focused on-demand training designed to help you excel in both entry-level and advanced IT skills. Browse our most popular training or take a deper dive into our robust catalog of training categories.
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CompTIA
Train for a globally recognized IT certification with our comprehensive CompTIA courses.
A+ | Network+ | Security+
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Master the art of combating cybersecurity threats and become a cyber hero.
Ethical Hacking (CEH) | CISSP | CISM
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An essential skill set in today's IT environments. Learn cloud computing platforms
Azure Administrator | Google Cloud | AWS Practitioner
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Key to successful projects, learn the skills and methodolgy behind project management.
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Definition: Network Bridge A network bridge is a network device that connects multiple network segments at the data link layer (Layer 2) of the OSI model. Its primary function is to filter traffic, either forwarding or blocking data packets based on the MAC addresses of the devices connected on either side of the bridge. This …
Definition: Transceiver A transceiver is a device that combines both transmission and reception capabilities into a single unit, enabling it to send and receive data. In telecommunications, transceivers are essential components used in network connections, where they facilitate the two-way transmission of digital or analog signals. Understanding Transceivers Transceivers are fundamental to the operation of …
Definition: Wi-Fi Range Extender A Wi-Fi range extender, also known as a Wi-Fi repeater or Wi-Fi booster, is a type of network device that is used to extend the coverage area of a wireless network. By receiving the existing Wi-Fi signal, amplifying it, and then transmitting the boosted signal, a Wi-Fi range extender helps in …
Definition: Wireless Access Point A Wireless Access Point (WAP or AP) is a networking hardware device that allows other Wi-Fi devices to connect to a wired network. It acts as a bridge between the wired network and wireless clients, effectively extending the wireless coverage of a network and making it accessible to Wi-Fi enabled devices …
Definition: Uninterruptible Power Supply An Uninterruptible Power Supply (UPS) is a device that provides emergency power to a load when the input power source, typically the main electricity supply, fails. A UPS differs from an auxiliary or emergency power system in that it will provide near-instantaneous protection from input power interruptions by supplying energy stored …
Definition: Email Gateway An email gateway is a point of entry or exit for emails, managing the flow of email communications in and out of a network. It serves as a crucial security checkpoint that not only routes emails but also protects organizations by screening incoming and outgoing messages for spam, viruses, and other malicious …
Definition: Input/Output Controller An Input/Output Controller (IOC) is a hardware component or subsystem that manages the communication between a computer’s central processing unit (CPU) and the external devices connected to it. It serves as an interface that directs and controls the flow of data between the computer’s main memory and its peripherals, such as keyboards, …
Definition: RAID Controller A RAID controller is a hardware device or software program used to manage hard disk drives (HDDs) or solid-state drives (SSDs) in a computer system for the purpose of establishing a Redundant Array of Independent Disks (RAID). RAID is a data storage virtualization technology that combines multiple physical disk drive components into …
Definition: Load Balancer A load balancer is a device or software application that distributes network or application traffic across a number of servers. Load balancers are used to increase the capacity and reliability of applications. They improve the overall performance of applications by decreasing the burden on servers managing incoming traffic. Exploring Load Balancers Load …
Definition: Media Gateway A media gateway is a crucial network node in telecommunications that translates data from the format required for one type of network protocol to another. Media gateways are essential in connecting networks that use different communication standards, such as translating between VoIP (Voice over Internet Protocol) signals and the signals used in …
Definition: Graphic Equalizer A Graphic Equalizer is a sound processing device or software feature that allows users to adjust the balance between frequency components of an audio signal. It consists of multiple sliders or controls, each corresponding to a specific frequency band, enabling precise shaping of the sound output. Expanded Discussion on Graphic Equalizers Understanding …
Definition: IoT Gateway An IoT (Internet of Things) Gateway is a crucial device in IoT ecosystems, acting as a bridge between IoT devices and the cloud or data processing centers. It aggregates sensor data, translates various protocols, and ensures that information from IoT devices reaches its destination securely and efficiently. Expanded Discussion on IoT Gateways …
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