The small series first analyzed the cause of the problem, Windows7 system in the network without data communication will not be assigned to the network IP address, so it will not even the router "recognize", routers will become unrecognized devices, with the network connection will appear "Unrecognized network", Even if you restart your computer system, you will see the router in the presence of an unrecognized device.
Since the reason is because the network connection can not be caused by a valid IP address, then we manually set a fixed IP for the local connection, the following steps:
1, desktop-network-right Key-Properties
2, click "Change Adapter Settings"
3. Local connection-right-properties
4, double click "Internet Protocol version 4 Tcp/ipv4"
5, check "Use the following IP address" and "Use the following DNS server address"
IP address: 192.168.1.# (#为2 ~255 between any number, it is recommended to set more than 105 of the number to prevent multiple computer IP address conflicts)
Subnet Mask: 255.255.255.0
Default gateway: 192.168.1.1
Preferred DNS Server: 192.168.1.1
6, click "OK", click on the parent window (the local connection properties of that) on the "OK", set the completion
7, unplug the network cable, "Local connection" disabled (local connection-right-properties-disabled), restart the computer, plug in the network cable, enable "local connection" (Local connection-right key-Properties-enabled) can be.
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