Networking

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Wifi access point being held up against white background with postcards
I turned an old dual-band Wi-Fi router into a dedicated IoT access point, and my main network is finally clean

My smart home was causing problems.

3
speed test shown on monitor
I paid for gigabit internet and discovered almost nothing in my house can actually use it

You don't need such an expensive plan.

3
Wi-Fi analyzer app in use being held up on white background
My Wi-Fi was sharing a channel with 14 of my neighbors, and a free app showed me where to move it

Sometimes a new router isn't the solution.

2
Router sitting on top of a desktop PC case.
Your old router is being rented to cybercriminals, and the FBI knows it

Don't keep using abandoned hardware.

1
wireguard for windows open laptop screen
Your router's default IP range is sabotaging your WireGuard VPN

The problem with defaults is everyone uses them

A black TP-Link Omada gateway mounted on a wooden wall with Ethernet cables
Getting a public IP undid a year of CGNAT workarounds I'd built to survive it

CGNAT is gone. The setup isn't.

Using ESP32 boards to build mesh network
I built a mesh network from old ESP32 boards instead of buying a new router, and my smart home coverage is better now

Turning spare parts into a private mesh

pangolin login on and ipad
Pangolin lets me reach my own apps from anywhere, and I didn't have to open a single port

So, is Pangolin worth the trouble?

2
A white Wi-Fi router next to a black min UPS and an orange figurine
Replacing my ISP's router was the single biggest upgrade I made to my home network

It made a bigger difference than changing any router settings I had access to

2
Close-up of a smartphone showing a Wi-Fi speed test with a PC setup in the background
My Wi-Fi drops every day at the same time, and I finally understand it's not my router

Your Wi-Fi may be suffering due to all the network activity around it

Using old router for smart home network
These obscure settings on my router fixed more than a mesh network ever could

Sometimes you don't need to switch your entire network setup to improve performance.

Speedefy KX450 left hand, TP-Link Archer BE800 right hand, both good routers taken together
Check this one number on your laptop before you buy a Wi-Fi 7 router

It's one click away on a Mac.

A laptop playing a video next to a Wi-Fi router
One slow device can cripple your entire Wi-Fi network while using barely any data
Wi-Fi router on a high wooden shelf
Check these two numbers before you replace your router for slow Wi-Fi

Your laptop already has both.

network switches
Mixing managed and unmanaged switches broke my network in ways I never expected

Don't let the time you spent setting up VLANs and other features go to waste

A Synology DS925+ NAS unit on a shelf
My NAS got simpler when I stopped overthinking whether to use SMB or NFS

If it ain't broke...

11
technitium dns open on laptop
Changing your DNS doesn't hide anything, it just copies the list somewhere else

That doesn't mean you should keep using your ISP's DNS, however

3
usb 3.0 flash drive connected to a laptop placed on a cooling pad with its packaging on the side
USB 3.0 is quietly breaking your Wi-Fi, and Intel warned everyone years ago
USB

It can even interfere with your wireless mouse, keyboard, headphones, and controllers.

2
By 
home assistant device discovery page
My smart TV annoyed me for months, so I hunted down every mystery device on my network
TV

Unplugging everything from the wall isn't feasible but this (mostly) worked instead

1
GLiNet Flint 2 2A GL.iNet Flint 2 router next to some decoration
Your speed test looks fine, but bufferbloat is why your Zoom calls still lag

A single setting can fix a lot

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