Why can t my computer connect to the Internet after setting up my wireless router

1. Broadband failure.

Please remove the router first, let the broadband directly the computer, and check whether the computer can access the Internet; If the broadband is directly connected to the computer and cannot access the Internet, it is likely that there is a problem with the broadband line, please contact your broadband operator to report the fault. If you can access the Internet directly by connecting the broadband to the computer, it means that most of the router connection and setting problems are the same, please read the following content.

Second, the router connection problem.

1. **Online Internet access: Please prepare 2 short network cables, one network cable is used to connect the WAN interface between ADSL modem (modem) and router; Another network cable is used to connect any of the LAN (1, 2, 3, 4) ports on the router to the computer.

2. Optical brazing Internet access: Please prepare 2 network cables, one network cable is used to connect the WAN interface between the optical modem and the router; Another network cable is used to connect any of the LAN (1, 2, 3, 4) ports on the router to the computer.

3. Network cable home Internet access: Please prepare one network cable, and plug the home network cable provided by the broadband operator into the WAN interface of the router; Then connect the network cable you have prepared, one end to the computer, and the other end to any of the LAN (1 2 3 4) ports on the router.

Note the problem: 1) After completing the installation of the router according to the appeal method, the computer will not be able to access the Internet temporarily, when the router completes the Internet setting, the computer can automatically access the Internet, and there is no need to use the "broadband connection" on the computer to dial up the Internet.

2), many novice users, often ask about such a connection, the computer is not networked, when setting up the router is not needed the computer to be able to access the Internet, as long as the network cable is connected to the computer and the router LAN port can be set, please understand, 3) After the wireless router is successfully installed, the sys indicator on the device will flash, the WAN interface will be always on or flashing, and the port connected to the computer in the 1 2 3 4 port will be always on or flashing. If the indicator is not lit or flashing, check whether the power supply is plugged in, whether the interface is connected correctly, and whether there is a problem with the network cable.

Reason 1: The router is not set up correctly.

Home Network Environment Cabling]:

1. There is a cat (modem): cat (modem) - router WAN port; The LAN port of the router --- a computer.

2. No modem: network cable --- router WAN port; The LAN port of the router --- a computer.

Computer enters the router]:

1. The computer IP and DNS settings are automatically obtained.

2. Open the browser, enter the general router address in the address bar is this or check the login information on the back of the router) Enter the route - enter the user name and password, (the default is generally admin).

Set Router Dialing]:

1. In the [Setup Wizard], select [PPPoe Dialing] (some are ADSL Dialing), enter the Internet user name and password according to the prompts, and save.

2. In [Network Parameters] --WAN Settings], select [Normal Mode], and select [PPPoe Dialing] in the three options of [Connection]. The next step is to select [Auto Connect], Save, and Exit.

Turn on the router's wireless function].

1. Select Wireless Settings --- Basic Settings.

2. Check [Turn on wireless function] and click Save.

Set wifi password].

1. Wireless Settings - Wireless Security Settings - Select [WPA-PSK WPA2-PSK].

Authentication Type: Automatic.

Encryption algorithm: AES.

The PSK password is the wireless password. Set the required password.

Cause 2: The computer does not have an IP address and DNS is not set for automatic acquisition.

Set the method of automatic acquisition of computer IP and DNS]:

XP System Setup Method:

Right-click [Click on the neighbor] [Properties] [Right-click the local connection properties] [Double-click the TPC IP protocol] and then click [Automatically get IP address].

Win7 system setting method:

Right-click [Network] Properties [Change Adapter Settings] [Local Connection] [Right-click Local Connection Properties] [Double-click TPC IP Protocol] [Then click "Automatically Get IP Address"], and then click "Automatically Get DNS" Server Address] [Click OK].

To set up the wireless router, first make sure that the connection is correct, the computer is connected to any LAN port of the router, and the broadband cable is connected to the WAN port. Then go and set the Internet access method, wifi name and password.

Here's an example:

3. In the router management interface that appears, enter the login username and password, and click Login.

4. On the left side of the router management interface, in the function menu, click Internet. Choose different connection modes depending on the way you access the Internet. The way to access the Internet is determined by the broadband connection method, and the manual cannot be copied.

Generally, if you are connected to a broadband modem, you usually establish a broadband connection to the Internet on the computer, select PPPOE dial-up, and fill in the broadband username and password below; When the new modem comes with a dial-up, select Dynamic IP.

5. In the wireless settings, set the wireless network name.

6. Set a wireless password. Click "Done" and the router will automatically restart to complete the setup.

Is the IP set up? Once set, restart.