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What does your local connection show?
Is it connected, restricted, or unconnected?
If you can't connect to the Internet, you can see if the IP DNS of someone else's machine has been set, or automatic, and then set the same.
Restricted can't access the Internet, fix the IP to see, and then the same method.
If you can't access the Internet if you are not connected, it may be that there is a problem with the crystal head of your network cable!
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Please check if there is no problem with the network cable.
You can try it on a different port.
Also, you can set a fixed IP to see if it is normal.
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Run -cmd-ipconfig and see if the ip is OK.
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You can try sharing the network with him in the LAN and see if you can get on.
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You can reset the route.
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If it doesn't work, add another netsh enter, winsock reset, and then restart.
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Open cmd, enter ipconfig release, and press enter, and then press ipconfig renew.
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There are several solutions to this situation:1If you can't receive the data packet, if it's a cat connection, you can call ** to find a telecommunications bureau or customer service.
2.If other computers can be connected to the network normally at your home, you can solve it like this: (1. Antivirus.
Check whether any viruses occupy the IP channel. (2. Check the network protocol.) Right-click on the desktop to open the properties of the online neighbor, then right-click to open the properties in the local connection, find the IP protocol option from the menu, select Advanced, and then find the way to get the IP address, and change it to get it automatically.
3.Reinstall the system or reinstall the NIC driver or restore the network settings to factory values.
3.If other computers can't connect to the network normally, in addition to finding customer service, you have to consider the following situations: (1.)
See if the cat has an abnormal temperature and test whether the cat is aging. It can also be restored to its factory value, there is a small hole on it, marked REST, press it with a thin needle, and then wire it to try again. (2.
If you have a router, you can reset it. The method is to type in the address bar of the Internet or follow the prompts to reset it. Once the setup is complete, you must restart!
3.Check the network cable and the crystal heads at both ends, and the crystal heads can be reconnected. 4.
If it doesn't work, change the network card.
Good luck!
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If you have an IP address problem, just change the IP address acquisition to automatic!
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There is no problem with the physical circuit, check your IP configuration.
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Dial with a kitten or a router.
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What kind of network are you on? Wi-Fi?
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The local connection is not the connection to the Internet, and you have to open the dial-up program to access the Internet.
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The third floor is DSN.
If the route doesn't have an address assigned, then you'll have to set your IP.
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Is it dial-up or routed ??
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How do you get online?
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Change the IP address to see if the situation improves;
There may be a problem with the local DNS cache. In order to improve the access speed, the system will automatically store the IP address that has been accessed and obtained into the local DNS cache, and once the ** is accessed again, it will no longer go through the DNS server and directly take out the IP address of the ** from the local DNS cache for access. Therefore, if there is a problem with the local DNS cache, it will lead to ** being inaccessible.
You can run ipconfig flushdns in "Run" to rebuild the local DNS cache;
Poisoned: Check the process in the task manager, (enter the method, put the mouse on the taskbar, press the right button - task manager - process) to see how the CPU occupancy, if it is 100%, it is certain, it is infected with a virus.
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4. Check the "Local Connection" IP setting, and click "Properties" to open "Internet Protocol".
5. Change the manual setting to automatically obtain the IP, and finally click "OK" to complete the operation, and the computer can be automatically connected to the Internet.
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Update the NIC driver and check whether the IP address is correct in the cmd command.
My computer --- right-click --- in Device Manager to see if the network card is working.
What if the status doesn't show properly? Turn off the power and plug the NIC back in.
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This means that you are not connected to the Internet at all. Or that the network cable does not have the ability to connect to the Internet.
In this case, it is necessary to investigate them one by one
1.Whether the crystal head of the network cable is connected or not, the network cable has two pairs of wires, 1, 2 is responsible for transmitting data, 3, 6 is responsible for receiving data, if the crystal head is not connected, it will be like this. Connect the network cable to another computer and try it.
2.If it is available on other computers, then check the network card. This is also the case with poor contact between the crystal head and the network card. Plug it in a few more times, or unplug the network card and try a different slot.
3.If it doesn't work, it depends on the network settings, such as IP address, DNS, etc., if these places are normal, then the motherboard or system may be broken.
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It may be caused by a LAN virus. ARP virus, this setting is more troublesome, you look for it on the Internet, there are special instructions. You can also install a Kingsoft Shell anti-ARP virus widget.
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