Why is it easier to be poisoned by a network cable pulled by a family?

Generally, if the firewall is not opened, it is necessary to be weak if it is opened.

Yes, the virus will spread through the local area network, so take anti-virus measures and anti-virus measures. It is recommended that you install the free half-year NOD32 Kill Soft provided by 360.

In addition, the LAN virus will also spoof the gateway, so that you will always be disconnected.

If the impact is not great, pay attention to the regular anti-virus installation of ARP firewall to protect the computer.

If your computer has anti-virus software, then the problem is not big, if someone else's is an ARP virus, it will affect your network speed, you may be disconnected, it is recommended to install 360 security guard in addition to anti-virus software, 360 has an ARP firewall to open it!

Yes, you're already an internal LAN. Anti-virus or preparation.

Buy a wireless router, don't buy a switch, the router has three basic functions: wireless, wired and switch, turning off DHCP is the switch, but the switch does not become a router, and now you can't see the switch at home.

If you buy a wireless router, you also need a network cable to connect to the home computer that used the network cable before, and the laptop can use its own wireless network card to access the Internet, and you don't need to buy a network cable.

Wireless routing, TP-Link is recommended, such as WR740, many people use this model, although it is an old model, but the quality is good, **, you can take a look at other products in the WR series.

Buy a router (or wireless router) and you can get it, and you can get three or five of them.

You'd better add a router, it's enough for less than 100 yuan, and the switch can also be.

As long as you can connect to the address of the router at your home, you can change it, the router address is generally or, enter it, and see if you can open it The username is generally admin If the password has not been changed, it may be admin or 123456 or other simple passwords, if you have changed it, there is no way. If you go in, you will be able to limit the speed of users using the router

Open your browser and type OR in the address bar.

If you enter successfully, enter.

Username: admin

Password: admin or 123456 or 111111 etc., you can restrict it after entering.

If not, you'll have to talk to your neighbor face-to-face.

Negotiate it yourself, because the cat is not with you. That's the bandwidth.

Of course, there's no way, you can't control the traffic.

"How can the network cable be poisoned, you say specific, scanning the problem, I'll give you an analysis"

That is, it is impossible for the network cable to be poisoned.

How can the network cable be poisoned, you say specific, scanning the problem, I'll give you an analysis

Connect the LAN port of the router with a network cable,,, enter or in the IE address bar.

Enter the username and password,Generally default is admin。。。 You can check the manual. Then go into the wireless settings, open the wireless option when there is, tick on...

At this time, if your laptop has a wireless network card and the router has DHCP turned on, you can access the Internet without setting anything. But this is not safe,As long as you bring a wireless laptop to the vicinity of the router can access the Internet,You can have security settings under the wireless settings,Fill in a password to go in,At the same time, you enter this password when you connect.。。。

What do you do with the wireless router and pull the network cable, enter the username and password in the ** column are admin, if not this, enter the username admin without a password. Go in and set it yourself.

See how you're going to install wireless routing.

For example, broadband access is connected to the WAN port of the wireless router, and the WAN port setting of the wireless router needs to be adjusted, and the LAN port and the WAN port are not in the same network segment!! Also adjust the IP address of the DHCP service.

If the LAN port of broadband access wireless router must be set to the LAN port setting of the wireless router, and the DHCP service must be disabled, otherwise there will be conflicts!!

Look at what brand. Contact me again.