Win8 when surfing the internet prompts the "unrecognized network" problem solving method

First, dial-up Internet access

Direct dial-up access to this fault, for the machine can not obtain IP address (broadband connection is using the PPPoE protocol connection extranet, the local connection is using the TCP/IP protocol.) The physical connection to the local connection is correct when dialing, but it is possible that the LAN IP assigned to the upper device is not available. The hint is not able to access the network card problems, system problems, drivers have problems, cats have problems.

Second, connect the Internet router

Connect the router to the Internet appears this hint, the machine has obtained the IP address (intranet has been connected to normal, but can not access the external network), the system has trouble, the router has trouble, network cable failure, the cat has trouble.

Solution:

First, dial-up Internet access

1. Update the machine card driver (Lenovo website download update)

2. Check the Machine network card settings are normal (Control Panel---Network and internet---Network and Sharing Center)

3. Start---Run---cmd (ipconfig/release to release the existing IP address) (Ipconfig/renew to regain the new IP address)

4. Check whether the network cable is Unicom, Cat LED is normal (a total of 4 LEDs, 3 often bright, one flashing for normal)

5. Call Customers (Netcom 10010, telecom 10000) to see if the fee is owed, whether the external network Unicom

Second, the Internet router

1. Restart the router, reboot if the failure is still, login router management interface, to see if the settings are correct (the router has a login on the back of the IP address, password default admin or password)
(1) Shenzhou Digital/asus: User name: ADSL Password: adsl1234
(2) Datang user name: admin Password: 1234
(3) ZTE Username: ADSL Password: adsl831
(4) zhongxing adsl841 (default ip:192.168.1.1) Username: admin, Password: private
(5) Tp-link TD-8800 in IE input 192.168.1.1 username admin, password Admin.
(6) Route brand Name: Viking account Number: ADSL Password: adsl1234 (account number: root password: grouter)
(7) Route brand Name: mt800 account Number: admin Password: admin
(8) Route brand Name: Home Gateway Account: User password: password

2. Duplicate router factory setup and reconfigure the Internet
Example: Huawei Smartax MT800 's initial IP is 192.168.1.1 username and password are admin, restore the default configuration method there are two, one is continuously press the reset key behind the modem three times, the other is in the configuration menu of the save& Reboot Select Restore default configuration.

3. Check whether the network cable is Unicom, Cat LED is normal (a total of 4 LEDs, 3 often bright, one flashing for normal)

4. Call Customers (Netcom 10010, telecom 10000) to see if the fee is owed, whether the external network Unicom