IT Documentation - The Blog

IT network: basics, types & documentation

21

.

 

May

 

2025

The most important thing in brief:

  • An IT network is a system of interconnected devices that enables secure data exchange: It forms the backbone of a company's IT infrastructure and comprises servers, clients, routers, switches and central services such as file or email servers — local (LAN), across locations (WAN) or cloud-based.
  • Setting up an IT network requires well-thought-out planning and a sustainable structure: From requirements analysis to topology design and device configuration to security architecture, every step is crucial for stable, expandable operation — ideally supported by automated tools such as Docusnap.
  • Complete IT network documentation is essential for operation, maintenance and security: It creates complete transparency about devices, connections and configurations, facilitates troubleshooting and audits, and enables well-founded decisions in everyday IT life.
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