Guides for better project decisions
Clear, practical explanations that connect networking, Wi-Fi, CCTV and fiber concepts to real planning choices.
Planning library
Networking
What Is a Firewall?
Learn how network firewalls inspect traffic, enforce security policy and protect business systems without relying on product-specific claims.
Read guide 8 min readLayer 2 vs Layer 3 Switches
Compare Layer 2 and Layer 3 switches, understand VLAN routing, and choose the right switching architecture for a business network.
Read guide 9 min readVLANs and Network Segmentation
Learn how VLANs divide business networks, where routing and firewall policy fit, and how to create a practical segmentation plan.
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Wi-Fi
How Far Can Wi-Fi Reach?
Understand realistic indoor Wi-Fi range, why coverage estimates vary, and how to plan access point spacing for reliable service.
Read guide 9 min read2.4 GHz vs 5 GHz vs 6 GHz Wi-Fi
Compare Wi-Fi frequency bands for range, capacity, interference and device compatibility, with practical deployment guidance.
Read guide 7 min readWhy Walls Reduce Wi-Fi Speed
Learn how wall materials attenuate Wi-Fi, why reflections and client limitations matter, and how to improve access point placement.
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CCTV
CCTV Storage Planning
Calculate CCTV recording storage using camera count, bitrate, recording schedule, retention and redundancy assumptions.
Read guide 9 min readPoE Camera Network Design
Plan PoE-powered CCTV networks with correct power budgets, cable limits, switch capacity, surge protection and resilience.
Read guide 8 min readCCTV over Fiber
Learn when to use fiber for CCTV, how to connect remote camera groups, and how to plan optics, power and resilience.
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Fiber
Single-Mode vs Multimode Fiber
Compare single-mode and multimode fiber by core size, distance, optics, applications and upgrade planning.
Read guide 8 min readOptical Power Explained
Understand optical transmit power, receive power, dBm, dB loss, receiver sensitivity and overload in fiber links.
Read guide 9 min readFiber Link Budgets
Build a fiber link budget using transmit power, receiver sensitivity, cable attenuation, connectors, splices and design margin.
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IT Planning
Office Network Design
Plan a reliable office network covering requirements, topology, switching, Wi-Fi, security, cabling, resilience and documentation.
Read guide 9 min readHow to Choose a Network Switch
Choose a business network switch by port count, speed, PoE budget, uplinks, management features, resilience and support needs.
Read guide 10 min readHow to Choose a Firewall
Choose a business firewall using inspected throughput, users, sessions, VPN demand, interfaces, resilience, subscriptions and support needs.
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