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Is DHCP assigned the wrong IP segment in OpenWrt? Three-step investigation and repair
After flashing OpenWrt, everything worked fine, but a device suddenly couldn't access the Internet, and when I looked at the IP address—not the regular 192.168.1.x, but the strange 10.x.x.x or 172.x.x.x address. This is usually caused by a DHCP server configuration problem, IP segment conflict, or LAN interface misconfiguration. 1. Confirm first: Which link is the problem in the OpenWrt console (LuCI)......
