Home Networks & WiFi
Routers, coverage, mesh and security: how to make your home network work properly.
-
WiFi keeps disconnecting: why devices drop off
Updated: at 02:00 AMTroubleshootingWiFi cuts out or devices disconnect: the real causes (interference, DHCP, power saving, channel, IoT) and how to fix them one by one.
-
A dedicated smart home VLAN: how to isolate your devices
Published: at 11:30 AMIoT & smart homeA dedicated smart home VLAN: how to separate IoT, guests and your personal data in Home Assistant, with a tagged switch and firewall rules.
-
CGNAT and ports in Spain: why your ports don't work
Published: at 10:30 AMSecurityCGNAT and ports in Spain: what it is, how to tell whether you are behind it, why ports never open, and the solutions that let you connect from outside.
-
WiFi password, WPA3 and WPS: securing your home network
Published: at 10:00 AMSecurityHome WiFi security explained: WPA3, mixed WPA2/WPA3, WPS, hiding the SSID, MAC filtering, strong passwords and what to do if you suspect your network was hacked.
-
How many devices can your router handle
Published: at 12:30 PMTroubleshootingHow many devices your router can handle and why it degrades: real limits per device, symptoms of saturation and how to expand your network capacity.
-
Slow WiFi at home: the most likely causes
Published: at 11:30 AMTroubleshootingSlow WiFi at home: the causes ranked by frequency, from most to least likely, with the check, the fix and the order of action for each one.
-
Mesh system step by step: setup, placement and mistakes
Published: at 11:00 AMConfigurationMesh system step by step: where to place each node, how to set it up, which settings to change and the mistakes that leave a mesh network worse than the router alone.
-
Extend your home WiFi coverage: repeater, PLC and cable
Published: at 10:30 AMCoverageExtend your home WiFi coverage comparing repeater, powerline (PLC), network cable and mesh, what works in each type of home and how each one performs.
-
WiFi repeater or mesh: which you need and when it's worth it
Published: at 10:00 AMCoverageWiFi repeater or mesh system: real performance differences, when each one works and how to decide without buying the wrong equipment for your home.
-
WiFi 6 or WiFi 7: what you need at home and which router to buy
Published: at 12:30 PMRoutersWiFi 6 or WiFi 7: what changes in practice, what the 6 GHz band adds, when it's worth it and which criteria matter when picking a home router.
-
ONT, HGU and neutral router: what each one is
Published: at 12:00 PMRoutersONT, HGU and neutral router: what each part does, what's inside an all-in-one device and how to connect them for a well-run fibre installation.
-
Fiber router: PPPoE, VLAN and DHCP by Spanish ISP
Published: at 11:30 AMRoutersPPPoE, IPoE, VLAN and priority by Spanish ISP: a table of Movistar, Orange, Vodafone, Digi, Adamo and more, with review date and warnings.
-
Replacing your ISP router: a step-by-step guide
Published: at 11:00 AMRoutersReplace your ISP router with your own step by step: the three possible topologies, double NAT, bridge mode and which checks to run.
-
Measuring your home WiFi signal: dBm, channels, interference
Published: at 10:30 AMFundamentalsHow to measure your home WiFi signal step by step: what dBm means, how to pick a channel, which apps to use on Android, Windows, iOS and macOS and good values.
-
2.4 GHz or 5 GHz: which WiFi band to use at home
Published: at 10:00 AMFundamentals2.4 GHz or 5 GHz: which band to use at home, its range, wall penetration, interference, real speed and how to choose depending on your devices.