Network infrastructure
Network hardware and physical appliances, such as routers, switches, gateways, hubs and bridges, serve as the vital foundation of network infrastructure. Common network protocols and more emergent network software also play major roles in any architecture. While networking has shifted to software-centric principles, see how traditional network infrastructure keeps pace.
Top Stories
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Answer
25 Aug 2025
The differences between cloud, fog and edge computing
Cloud, edge and fog computing all support modern applications. Cloud computing offers centralized resources, edge enables real-time processing and fog connects them hierarchically. Continue Reading
By- Amy Larsen DeCarlo, GlobalData
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News
13 Aug 2025
Cisco data center SVP on AI, cloud evolution and competition
The company's data center and internet infrastructure leader said Cisco's strategy aims to match explosive artificial intelligence innovation. Continue Reading
By- Shane Snider, Senior News Writer
- Answer 15 Feb 2005
- Answer 01 Feb 2005
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11 Jan 2005
Can you assign an IP address ending in .0 or .255?
Learn how to assign an IP address ending in .0 or .255 from networking fundamentals expert Chris Partsenidis in this Q&A. Continue Reading
By- Chris Partsenidis, Firewall.cx
- Answer 22 Nov 2004
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Tutorial
07 Oct 2004
Routing First-Step: IP header format
Routing and Internet addressing are two important concepts involved in networking. Routing First-Step covers the basics of routing in clear, easy-to-understand language. Continue Reading
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Tutorial
26 Jul 2004
Five critical planning steps for wireless LANs, Step 5: Manageability -- Switching to WLAN switches
This article explains how WLAN switches will help to alleviate manageability issues. Continue Reading
- Answer 20 Jul 2004
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