Knowledge Hub

Read our latest articles about digitalization, IoT, Cloud and Cybersecurity.

OSI and TCP/IP model: Differences explained

OSI and TCP/IP model: Differences explained

Compare the OSI and TCP/IP models through a clear, modern lens—understand the structural differences between the OSI’s theoretical seven-layer framework and the TCP/IP’s practical four-layer stack, and learn why both matter in real-world networking.

08.08.2025

What is TCP/IP?

What is TCP/IP?

Dive into the world of TCP/IP, the fundamental protocol that powers internet communication. This article explains how TCP/IP works, its key components, and why it remains essential for modern networking and digital communication.

08.08.2025

OSI model and its 7 layers explained

OSI model and its 7 layers explained

Understand the OSI Model: Explore the seven-layer framework that standardizes network communication, essential for diagnosing issues and ensuring interoperability.

08.08.2025

What is Narrowband IoT (NB-IoT): A comprehensive guide_A1 Digital

What is Narrowband IoT (NB-IoT): A comprehensive guide

In this comprehensive guide, we explore Narrowband IoT (NB-IoT), a cutting-edge technology that is transforming the Internet of Things (IoT) landscape. Learn about its benefits, how it works, and why it’s ideal for IoT applications that require low power, wide coverage, and reliable connectivity.

04.08.2025

Machine-to-Machine: M2M communication explained_A1 Digital

Machine-to-Machine: M2M communication explained

Discover the world of Machine-to-Machine (M2M) communication and how it enables devices to exchange data without human intervention. This article explains the benefits of M2M technology, its applications across industries, and how it can drive efficiency and automation in business operations.

04.08.2025

Further Articles

MQTT What is the protocol

MQTT: What is the protocol?

Find out what makes MQTT ideal for connecting devices efficiently in data-sensitive environments.

30.05.2025

Shutterstock

11 IoT examples across different industries

In this blog post, we showcase 11 real-world IoT examples across various industries. Discover how businesses are leveraging IoT technology to improve efficiency, reduce costs, and drive innovation in sectors like manufacturing, healthcare, and logistics.

15.05.2025

Apn header v2

What is APN (Access Point Name)?

Discover how Access Point Names (APNs) serve as crucial gateways between mobile devices and the internet, ensuring seamless data connectivity. This article delves into the structure and significance of APNs, highlighting their role in reliable mobile network communication.

14.05.2025

OPC UA

OPC UA: The communication standard for industry

Explore how OPC UA (Open Platform Communications Unified Architecture) serves as a universal communication standard in Industry 4.0, enabling seamless, secure, and platform-independent data exchange across diverse industrial systems.

14.05.2025