1. Physical layer
Copper, fibre, racks, labelling and test evidence.
Start with copperINSTALLER TRAINING LIBRARY
Network Installer Training Manual
Learn infrastructure by doing it: plan, install, configure, verify, troubleshoot, document and explain the business benefit.
How to use this library
Technical books are useful because they do not stop at definitions. Good training connects theory to field procedure and troubleshooting. Netcomtech follows that same educational idea, but all wording, examples, diagrams and workflows here are original and written for practical infrastructure work.
2. Switching
VLANs, trunks, STP, LACP, PoE and port verification.
Start switching3. Wireless
Survey, AP placement, channel planning, power and validation.
Start WiFi4. Power
UPS load, VA, runtime, PoE power and commissioning.
Start power5. Security infrastructure
Camera bitrate, switching, PoE, storage and NVR limits.
Start CCTV6. Troubleshooting
Evidence, counters, fault isolation and controlled testing.
Start troubleshootingWhat every chapter should teach
- What problem the technology solves.
- What benefit the client receives.
- What must be designed before installation.
- How to install it.
- How to configure it.
- What normal operation should look like.
- What fails in the real world.
- How to prove the cause.
- How to commission and document it.
Netcomtech rule
Where a number depends on a standard, product or site, the guide must say so. Where a calculation is arithmetic, show it. Where a setting is vendor-specific, label the vendor and example. Where the result requires measurement, do not replace measurement with a guess.
Advanced training chapters
Use these after the core playbooks when you need deeper switching, security, multicast, QoS, optical, WiFi and commissioning knowledge.
DHCP Snooping, Port Security & Storm Control
Protect the access layer from rogue DHCP, unexpected MAC use and traffic storms.
Open chapterIGMP Snooping & Multicast
Understand multicast forwarding, receiver membership and why video streams can flood.
Open chapterQoS for Voice & Video
Design trust boundaries, marking, policing and queues for congested links.
Open chapterFibre Transceivers & DOM
Match rate, wavelength, fibre, connector, distance and platform support, then use DOM properly.
Open chapterWiFi Capacity & Roaming
Separate RF coverage from airtime capacity and client roaming behaviour.
Open chapterLLDP & Network Discovery
Use neighbour discovery and port descriptions to make the live network traceable.
Open chapterDocumentation & Handover
Tie cable IDs, ports, VLANs, devices, power and test evidence together.
Open chapterCommissioning & Acceptance
Prove the installed system works, including redundancy and failure behaviour.
Open chapterCore infrastructure training
Hands-on chapters for routers, storage, copper termination, cabling standards and fibre installation.
Router, Routing, NAT, DHCP & DNS
Default gateways, static routes, inter-VLAN routing, PAT, DHCP relay, DNS isolation and commissioning.
Open chapterDAS, NAS, SAN, iSCSI & Fibre Channel
File vs block storage, iSCSI, Fibre Channel, multipathing, MTU and architecture selection.
Open chapterRAID, Performance & Resilience
RAID capacity, parity, rebuilds, hot spares, IOPS, latency, cache and backup boundaries.
Open chapterRJ45 Crimping & Copper Termination
T568A/B, modular plugs, keystone jacks, pass-through plugs, conductor compatibility and testing.
Open chapterStructured Cabling Standards Explained
Category, Class, MHz, 90 m permanent links, 100 m channels, certification and MPTL.
Open chapterFibre Optic Cable Installation
Route planning, pulling, bend radius, tension, figure-eight handling, slack, cleaning and testing.
Open chapterFusion Splicing & Fibre Termination
Strip, clean, cleave, align, fuse, sleeve, tray, pigtails and test verification.
Open chapterAdvanced operations
Continue into firewalls, storage operations, monitoring and advanced cable/fibre diagnostics.
Firewall & Routing
Deep technical training with field procedures, diagnostics, verification and commissioning.
Open training hubStorage Operations
Deep technical training with field procedures, diagnostics, verification and commissioning.
Open training hubMonitoring & Troubleshooting
Deep technical training with field procedures, diagnostics, verification and commissioning.
Open training hubCable & Fibre Diagnostics
Deep technical training with field procedures, diagnostics, verification and commissioning.
Open training hubServer and virtualization training
Windows Server, Active Directory, Hyper-V, Linux KVM, Proxmox VE, VMware and virtual infrastructure operations.
Open Server & Virtualization Training