Home • Router settings - Page 3
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Xiaomi routers only have 100 Mbps, and the gigabit port is compressed to 100 Mbps, first check the connector
When the Xiaomi router was plugged in and the network cable was plugged in, the speed was only 100 Mbit/s, and the Gigabit broadband was not fully utilized. It was probably not that the router was broken, but that the network port negotiation was suppressed to 100 Mbit/s. I'll write this down 192.168.31.1 How to check the negotiated speed on both sides of the computer network card, the three real culprits of four-core network cables and old network cards, and how to check back to Gigabit after changing the cable head. ...
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My child secretly played on his phone late at night, so I set the router's backend to automatically disconnect when needed
How to set a scheduled disconnection on the router? If a child secretly plays with his mobile phone in the middle of the night and refuses to listen, instead of confiscating the mobile phone, it is better to turn off the WiFi at certain times. This article explains where the WiFi timer switch is in the backend of the router, what the names are for each brand, and what I learned from taking all the cameras at home offline the first night. I followed the settings and everything was stable. ...
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Xiaomi router: 192.168.31.1 binds a fixed IP in two steps
As soon as the printer and NAS at home are restarted, they cannot be found on the computer, and port forwarding also fails. I checked and found out that the IP sent by DHCP changes every time. Enter Xiaomi router 192.168.31.1 , bind the device MAC and fixed IP together, and printers and NAS will no longer change addresses randomly. This article describes how to hide the address pool, how to copy the MAC, and how to recheck after binding. ...
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500M broadband only runs 94M, WAN port switched to 1000M full duplex
After setting up a 500M broadband connection, the router background shows that the WAN port only reaches 100M, and the speed test keeps stuck at 94M. I checked the network cable, crystal head, and optical modem port, and finally changed the WAN port speed from auto-negotiation to 1000M full-duplex in the background of the router, and the network speed returned to 480M. This article records the path setting and the two pitfalls that have been encountered. ...
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Xiaomi router UPnP settings location: PS5 online NAT3 keeps failing, I put 192.168.31.1 I turned to the bottom to find it
Xiaomi router UPnP switch hidden in 192.168.31.1 In the advanced settings, the Mijia App is basically unavailable. This article records my troubleshooting process for turning on UPnP for AX3000T, PS5 or NAT3.: Where is the menu, why does it not take effect when enabled, how to confirm from the mapping list, and finally how to divide the work between UPnP and port forwarding DMZ. ...
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Router Internet access method selection: There are three types: PPPoE, dynamic IP, and static IP. If you choose the wrong one, you will not be able to access the Internet.
The first thing you do when entering the background of a new router is to select the Internet access method. PPPoE, dynamic IP, and static IP all look similar. If you select the wrong one, you will not be able to dial the number. In this article, I helped my cousin install routing and mistook dynamic IP for PPPoE, and taught me two lessons about missing the subnet mask for the company's dedicated line. Three ways to get it right. ...
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If you can't find the Xiaomi router in the Mijia app, it's most likely because you connected to the wrong WiFi or your old account wasn't unbound
The Xiaomi router is equipped with a good network, but the plus sign in the upper right corner of the Mijia App cannot be found. It is probably not the router that is broken. This article records the pitfalls I encountered while helping my neighbor bind AX3000T.: The phone is connected to the wrong WiFi, Bluetooth positioning is not turned on, the iPhone's local network is not provided, the management password is used as the WiFi password, and the old account is not unbound. After checking in five steps in order, it is bound. ...
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The router's backend has a bunch of Unknown and 192.168.1.100 files, all labeled with the first six bits of MAC
There are a bunch of Unknown, android-xxx and 192.168.1.100 , if you don’t know who is who, please don’t kick it before changing the remark. This article describes how I used the first six MAC digits, the device's own IP address, and three tricks to disconnect the network. I labeled the 37 devices in my home one by one, and then fixed the IP easily to facilitate speed limiting and blacklisting in the future. ...
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Xiaomi router DMZ is hidden at the bottom of port forwarding; first confirm the public IP address
The DMZ switch of Xiaomi router is not in Mijia App, it is hidden in 192.168.31.1 Advanced Settings→Port Forwarding page is at the bottom. This article explains the four-step activation method, how to confirm the public IP first, how to measure the mobile phone traffic after activation, and why I do not recommend opening DMZ for NAS and cameras for a long time. ...
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If you add a special character to your WiFi password, the camera can't enter it, so you have to switch back to 12-bit to calm down
Adding special characters to the WiFi password is not necessarily safer, and may also cause the network configuration of old TVs and cameras to fail. This article records the pitfalls I have stepped into: Why is 12-digit alphanumeric mixed better to use, how to choose WPA2-PSK/AES as the encryption method, how to change 2.4G and 5G separately, and in what order to reconnect after the change. ...

