Home • All articles published on 2026 Year 09 Month - Page 30
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How to plan a network for installing surveillance cameras at home? Wired or wireless, whether to install POE, I only figured out after installing six heads
want to install several surveillance cameras at home, many people are confused about how to plan the network aspect: wireless or cable, what POE is, and which is the most cost-effective way to store recordings. I spent two years fiddling with six cameras at home, and wrote out the full process from battery models to POE wired cables: how to calculate uplink bandwidth, why distribution networks always fail, and comparing the costs of four storage plans. After reading, I copied it all away. ...
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What should I do if I can't get online after resetting the router? After restoring the factory password forgotten, redial the full sequence of redialing to access the internet
if the router suddenly can't access the internet after resetting or restoring from the factory, don't think it's broken. My TP-Link was completely reset by long-pressing the reset button. Here's a complete order to re-dial and connect to the internet after factory reboot: first 192.168.1.1, select the correct internet method, enter broadband account and password for dialing, and then conveniently change WiFi and management passwords back. ...
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How do you change the WiFi password on a Mercury router on a mobile phone? No computer needed, just follow the button and it's done in 5 minutes
How do you change the WiFi password on a Mercury router on a mobile phone? Two options: log in to 192.168.0.1 via your mobile browser and modify the webpage backend, or install the Mercury Router app and just click a few times. This article is about how I helped my neighbor modify the D268G, including how to fix it when it won't connect to WiFi, which devices need to be reconnected after modification, and how to set passwords that others can't guess—beginners just need to follow the instructions....
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How do I get the telecom admin super password for the Telecom optical modem? You have to pass this before switching to a bridge; I spent two nights trying to figure it out before I understood
How do you get the telecomadmin super password for the telecom optical modem? The useradmin on the sticker can only be changed to WiFi, but for depth settings like bridging and ITMS and pushing back, you must use a super account. This article explains the differences between regular accounts and super accounts, the origins of stickers without super admin passwords, the sales pitch of calling to find the super admin, and why you advise against randomly trying universal passwords online....
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Is the cache value of a NAS solid-state drive? I spent 430 yuan to buy a block as a cache, and after three months, I removed it and used it as a download drive
Is NAS really useful for plugging in an SSD as a cache? I used a 430-yuan Zhitai 256GB on my Feiniu NAS as a cache for three months. The download speed and photo loading didn't change, only the Docker container started a few seconds faster. This article explains exactly who caches it speeds, which uses it effectively, and which ones are wasted money. ...
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What does router antenna gain dBi mean? Are high-gain antennas more wall-penetrating? I had to switch three pairs before I figured it out
What does dBi mean on a router antenna? How much is the difference between 5dBi and 6dBi? To improve the bedroom signal, I tried replacing a 9dBi high-gain antenna, adding a reflector, and finally installing a Mesh. This article explains in plain language how gain doesn't increase power, that high-gain antennas are like replacing a flashlight with a spotlight, and in other situations where replacing antennas is useful and which is just a waste of money....
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How to change the IP address of a Xiaomi router's LAN port? Changed 192.168.31.1 to 31.2 or 31.1 to avoid pitfalls. After I made the changes, I added three things
How to change the IP address of the LAN port on a Xiaomi router? The LAN settings in the 192.168.31.1 backend are deeply hidden. Before changing them, think carefully about why: after bridging the optical modem, avoid the ISP subnet; run the router under it to prevent IP conflicts. This article is my hands-on record of changing my AX3000T's LAN port from 31.1 to 31.2, including the necessary DHCP check, gateway reconnection, and self-rescue methods for forgetting to reconnect the phone network and not connecting to the backend after the incorrect segment. ...
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What is the difference between the Redmi router and the Xiaomi router? When I helped my parents buy a router, I spent three days researching what makes Redmi cost-effective
What exactly is the difference between the Redmi router and the Xiaomi router? Both AX3000 are over 100 yuan each, the other over 200 yuan. What did you buy for 100 yuan more? This is my notes from helping my parents pick out routers, reviewing both product lines: differences in positioning, whether the signal and firmware are the same, which money is worth and which is just a waste of money, and finally gave three tiers based on house type and broadband to directly copy the workload. ...
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What is the maximum number of devices a Xiaomi router can connect to? Smart devices kept disconnecting, so I made a second major slimming down of all 62 units at home
With more and more cameras, speakers, and robot vacuums at home, how many devices can Xiaomi routers actually carry? This article describes my hands-on test of running through 62 devices at home: how to check the official number of devices, why does it disconnect when there are many devices, how to check who is occupying a seat in the backend, how to split traffic when 2.4G is crowded, and which device to switch to if it's really not enough....
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How to set up internet control for children on a Xiaomi router? When the internet is off, game blocking, and anti-breach prevention, I understand my son's tablet management
The child hugs the tablet during the holidays and won't let go; even hiding the tablet and changing the password won't help. This article covers the complete settings for managing children's internet using the Xiaomi router: how to enclose devices, schedule offline periods, block games and videos with one click, and what to do about middle school kids bypassing data data. You can set it up in the 192.168.31.1 backend and the Mijia app....
