Wi Fi
137 episodes · Page 3 of 6
#4061: Wi-Fi Through Concrete Bunkers
Can one access point serve a reinforced concrete apartment with a bomb shelter? Yes, with the right config.
#3999: The VLAN Blind Spot: Why Your IoT Devices Still Talk to Each Other
VLANs isolate IoT from your main network, but devices inside can still attack each other. Client isolation is the missing piece.
#3983: How to Pick the Right Fish Tape for Ethernet
Nylon vs. steel, flat vs. round, and how to avoid killing your Cat6A signal integrity.
#3904: Manual NAT vs Double NAT: The Measurable Reality
Tracing OPNsense packet paths and quantifying double NAT's real latency cost.
#3902: Manual Network Config Demystified
Why your Linux box asks for gateway, subnet mask, and IP separately — and what each actually does.
#3892: Unlocking Hidden Android Cellular Diagnostics
Fix slow Android data by using hidden settings like dialer codes, APN configs, and band selection—no root required.
#3884: Why Your Wi-Fi 7 Mesh Might Make Things Worse
Most people either under-provision or over-provision their home networks. Wi-Fi 7 makes both mistakes more expensive.
#3882: Fiber vs Ethernet from Your ONT
What to run from your ONT — Ethernet, fiber, or both? A practical breakdown of the two topologies.
#3875: Why Netflix Breaks on the Moon
Two and a half seconds of ping time breaks the internet. Here's why space communication is so hard.
#3817: Hide Your Desktop in a Closet: The Gear You Need
USB4, Thunderbolt 5, and active cables now let you stash your PC in another room. Here's how.
#3811: Who Builds the Last Ten Percent of the Internet?
Dark fiber, permafrost trenching, and the brutal economics of connecting the far north.
#3806: Why 88% of Fiber Optic Cable Sits Dark
Individual glass strands, thinner than hair, stretching miles with no light. Why does most installed fiber sit unused?
#3785: Standalone GPON ONTs: Your Fiber Upgrade Guide
Fiber-to-fiber SFP sticks vs traditional ONT bridges — what works, what doesn't, and why your ISP might block you.
#3738: How to Run Ethernet Through Walls (Without Tearing Everything Open)
Conduits, fish tape, and the difference between DIY and calling a pro — a practical guide to running cable through walls.
#3554: VLAN Tagging on ISP Fiber: Why Your Router Won't Connect
Why you need a VLAN tag for your ISP connection — and how authentication fails when you bring your own router.
#3535: Fiber vs Copper: Wiring Your Home Network Right
Fiber backbone or copper Ethernet? How to wire a modern home network from the ONT to every room.
#3479: How to Anchor Shelving So It Won't Kill Anyone
Toggle bolts vs. studs vs. adhesive: what actually stops a dresser from tipping over on a toddler.
#3454: Bluetooth Range Lies: How to Get Audio Through Concrete Walls
Your phone's Bluetooth antenna can't punch through concrete walls. Here's the dedicated transmitter that can.
#3425: How Cellular Coverage Fails in Tunnels and Skyscrapers
Why your signal drops between Jerusalem and Tel Aviv — and how leaky feeder cables fix tunnels.
#3334: Can a City Physically Run Out of Internet?
The internet can't run out like water — but your neighborhood can. Here's the physics and economics behind throttling.
#3245: Why Integrated LED Fixtures Are Beating Smart Bulbs
Smart bulbs cram radios into metal cages. Integrated fixtures solve that—and Matter makes it seamless.
#3227: Reading the Blink Codes on Your Network Switch
Your switch LEDs tell you exactly what's wrong — if you know how to read them. Here's the diagnostic language of blinking lights.
#3158: How Consumer Drones Really Talk to Their Controllers
From DJI's OcuSync to military SATCOM and 4G LTE — how drone control links actually work and why they fail.
#2960: Small Camera vs Phone for Baby Videos
Can any compact camera beat a phone for capturing newborn moments in low light? We break down the options.