Technical training · AISCNET Learn networking from the
Learn networking from the
people who build it daily.
Courses with assessment and certificate, free articles with diagrams and real examples, and calculators for field work. Built in Chile by integrators.
Courses with assessment and certificate
Training for installers and operations staff: online study, live classes and hands-on practice, with a verifiable certificate.
Courses are currently taught in Spanish.
Courses Cableado Estructurado en Cobre Curso teórico-práctico de cableado estructurado en cobre para técnicos instaladores y personal de operaciones: normas y subsistemas, categorías y tipos de cable, canalización y tendido, terminación de jacks y paneles, armado de patch cords, rotulado y documentación, certificación y resolución de fallas. Con guías paso a paso, quizzes y exámenes por módulo. 33.5 hours 7 modules 54 lessons Verifiable certificate View syllabus → Courses Fibra Óptica para Instaladores Curso técnico de fibra óptica para técnicos instaladores y personal de operaciones (nivel inicial a intermedio): fundamentos, componentes, instalación, empalmes, conectorización e inspección, medición y certificación, seguridad y resolución de fallas. Con guías paso a paso, quizzes y exámenes por módulo. 32.5 hours 7 modules 47 lessons Verifiable certificate View syllabus →
Articles
Free articles with diagrams, real examples and the right tool next to each one to practice. The starting point before a course.
IP Addressing Subnetting Without Tears What a mask really is, how to read a /26 at a glance, and how to split a network with VLSM with nothing wasted. ≈ 14 min read Wireless WiFi That Performs: Channels, Rates & Airtime Why your WiFi crawls even with “full bars”: overlapping channels, PHY rates that lie, and airtime shared like a karaoke mic. ≈ 13 min read Optical fiber Optical Fiber Without Mystery Singlemode vs multimode, what every dB means, how to build a loss budget, and why one dirty connector ruins everything. ≈ 13 min read Power PoE Without Surprises PoE classes and standards (af/at/bt), how to budget your switch power, and why distance also charges in watts. ≈ 10 min read CCTV CCTV Sized Right Choose lens and resolution with the DORI criteria, compute NVR storage, and size the recording server without falling short. ≈ 13 min read Calculation Decibels Without Drama The only math you need for RF, fiber and audio: what a dB is, why +3 doubles and −3 halves, and how to go from dBm to watts without a calculator. ≈ 10 min read
Explore by topic
97 tools and 23 articles, organized by area. Jump into the topic you need or search a tool directly below.
70V / 100V Line 70V speakers Airflow / CRAC CFM / CRAC Antenna & RF Gain / VSWR ASN Converter ASN 16/32-bit Audio Delay Delay / alignment Audio-over-IP (Dante) Dante / AES67 Availability & SLA Uptime / nines Bandwidth Transfer Base64 / Hex / URL Encoder Base64 / Hex Cabling Channel (TIA-568) Cabling / 100 m CCTV Lens & FOV Lens / DORI CCTV Project Multi-camera CCTV Storage Cameras / NVR CIDR Aggregator CIDR summary CIDR Table CIDR cheat sheet CIDR to Regex & Range CIDR → regex Coaxial Cable Loss Coax / dB Color Code (T568 / Fiber) T568A/B · fiber Conductor Ampacity Ampacity Conduit / Tray Fill Fill % Data Converter KiB ↔ KB dB Converter dB / ratio dBm / mW Converter dBm ↔ mW DC Battery Bank Batteries / Ah DHCP Scope DHCP pool DNS Lookup DNS lookup DNS Propagation DNS · resolvers DSCP / QoS Converter DSCP / ToS DWDM / CWDM Grid WDM / ITU Energy Cost & PUE Cost / PUE / CO₂ Entropy & Crack Time Entropy Erlang Calculator Erlang B/C Ethernet Frame & PPS Frame / PPS Fiber Latency µs / RTT Fiber Loss Budget Optical fiber Fiber Reach by Type OM/OS · reach Firewall Sizing (PPS) Firewall / pps Frequency & Wavelength f ↔ λ ↔ T Generator Sizing Genset kVA Hash / Checksum MD5 · SHA Hash Identifier Identify hash HDBaseT / HDMI Distance AV / HDBaseT HDMI / DP Bandwidth HDMI / DP Heat Load / BTU Room BTU IOPS with RAID Penalty IOPS / RAID IP Converter IP dec/bin/hex IPv6 Calculator IPv6 IPv6 Planner IPv6 subnets Jitter Buffer Jitter / mouth-ear JWT Decoder JWT Latency Budget Serialization Link Aggregation (LAG) LAG / LACP Load & Breaker Breaker / A MAC Toolkit MAC / EUI-64 MAC Vendor (OUI) OUI / vendor MTU / MSS Calculator MTU / MSS Multicast IP ↔ MAC Multicast My IP / IP Info My IP NAT / PAT Exhaustion NAT / PAT Optical Rx Margin Rx / sensitivity Password Generator Passwords Patch Panel Planner Ports / U PoE Budget PoE Budget Port Checker Ports Projector Throw Distance Projector Q-in-Q (802.1ad) Q-in-Q Rack Capacity Rack U RAID Capacity RAID Reverse PTR Zone PTR / rDNS Speaker Impedance Ω series/parallel Speaker SPL SPL / dB SPF / DKIM / DMARC Email auth Storage Growth Growth STP Cost / Root Bridge STP / RSTP Subnet Calculator Subnet / CIDR Subnet Divider (FLSM) Equal subnets Subnet Mask Converter Mask ↔ CIDR Subnet Overlap Overlap check TCP Throughput / BDP BDP / window Three-Phase Power kW / kVA / A Token Bucket (Shaping) CIR / Bc / Tc UPS Runtime UPS / battery UUID / ULID Generator UUID / ULID Video Bitrate Video bitrate Video Wall Video wall VLAN Decoder VLAN 802.1Q VLSM Planner VLSM VMS / NVR Server VMS · server Voice Codecs Codec / MOS VoIP Bandwidth VoIP Voltage Drop Wire / AWG WHOIS / RDAP WHOIS WiFi Airtime & Capacity Airtime WiFi Channel Planner WiFi channels WiFi PHY Rates (MCS) 802.11 MCS Wildcard Mask Wildcard / ACL Wireless Link RF link budget
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IP Addressing 14 tools · 3 articles Subnets, masks, IPv6, NAT and address planning. Subnetting Without Tears Layer 2 7 tools · 1 article Switching: MAC, VLANs, STP and link aggregation. Inside the Switch: MAC, VLANs & STP Wireless 6 tools · 2 articles WiFi, channels, airtime, radio links and antennas. WiFi That Performs: Channels, Rates & Airtime Optical fiber 6 tools · 2 articles Loss budgets, fiber types, WDM and latency. Optical Fiber Without Mystery Cabling 4 tools · 3 articles TIA-568 channel, categories, color code and conduit. Structured Cabling That Certifies Power 9 tools · 2 articles PoE, UPS, batteries, generators and electrical protection. PoE Without Surprises CCTV 4 tools · 1 article Lenses and DORI, storage and video servers. CCTV Sized Right Datacenter 7 tools · 1 article Racks, cooling, RAID/IOPS and availability. A Datacenter in One Room Performance 9 tools · 2 articles TCP throughput, MTU, QoS, frames and latency. TCP at Full Speed: MTU, Windows & BDP Voice 3 tools · 1 article VoIP, codecs and trunk sizing. VoIP That Sounds Right AV 9 tools · 2 articles Video, HDMI/HDBaseT, 70V audio, SPL and projection. Pro Video: HDMI, HDBaseT & Video Walls Security 7 tools · 1 article Passwords, hashes, tokens and encoding. Practical Security: Passwords, Hashes & Tokens Diagnostics 8 tools · 1 article DNS, WHOIS, ports and email health. DNS & Network Troubleshooting Calculation 4 tools · 1 article Unit, data and decibel converters. Decibels Without Drama
About
Built by people who actually install networks
The courses, articles and tools on this site come from daily fieldwork: counting network drops, sizing fiber links, budgeting PoE, planning racks. We teach what we do every day.
A platform by AISCNET TECNOLOGIAS — Networks, security and optical fiber integration. Chile.