What to do with the computer 678, what happened to the computer with 678

1. Broadband Internet display "error 678", it is caused by modem damage, poor contact of network cable and network card, ** line obstruction, etc., if there is a router, it is recommended that you can first power off and restart, if it is still not available, it is recommended that you remove the router and check whether the modem signal light is normal:

1. If it is normal, please try to restart the network card, unplug the network cable, and restart the modem;

2. If it is not normal, please try to unplug the ** cable, restart the modem, check whether the separator is connected correctly and unplug the above cable.

2. If it cannot be solved, you can contact the local manual customer service for feedback.

Go and call 10,000 to see. Disconnected.

Fault tips commonly encountered by broadband ADSL dial-up Internet users.

The meaning of error prompt 678 is: the remote computer is not responding, which means that the computer sends instructions to the network card to send data outward, including the transmission of ** line, and the port of the terminal board of the central office (telecommunications bureau computer room end) processes the data transmission problem in the process of returning data to the computer. To put it simply, the network is not working.

1. First confirm that the adsl modem dialing is normal, because the IP automatically obtained by the network card is not cleared, so the network card cannot get the new IP address when dialing again, the operation method is: turn off the adsl modem, enter the network connection of the control panel and right-click the local connection to select disable, right-click the local connection to select enable after 5 seconds, and then turn on the adsl modem dial-up;

2. If the first step is invalid, then in the case of turning off ADSL MODEM, still disable the local connection (network card), restart the computer, then start the local connection (NET CARD), and then turn on ADSL MODEM to solve the problem;

3. If the above steps cannot be solved, check whether the NIC light is on, if the NIC light is not on, refer to the dispatch knowledge base: "The NIC light is not lit or often does not light up" solution.

4. If the network card light is normal 1, 2 steps can not be solved, then lead the user to uninstall the network card driver, reinstall the network card driver, if the user XP system is in accordance with: knowledge number: 9973, how to set up ADSL dial-up connection method under winxp to lead the user to create a dial-up connection, if the 98 system recommends that the user install rasppoe software or ehernet300 software connection.

5. If the above operation is invalid, contact the telecommunications department to confirm the port.

Failure of the modem is the main cause.

7.If multiple computers are using routers to access the Internet, you can try removing the router and connecting to InterNT. If you can surf the Internet smoothly, it means that the router is faulty, and you should troubleshoot the router or replace it with a new one.

8.If you are an ADSL annual subscriber, if this situation occurs during use, it may be in arrears, please consult the customer service center. In some areas, China Telecom or China Unicom users, in the case of arrears, can get through, but can not access the Internet, at this time it may also be in arrears, because now the telecommunications departments in some areas are not in arrears, but stop the use of the network.

9.Some brands of modem are also prone to error 678 due to insufficient power supply

Call 10060 and ask them to confirm the network and wait for him to reply if there is a problem. If there is no problem, it means that it is your system problem, and it is good to redo the system.

The error **678 displayed when logging in to a mobile broadband user is usually caused by a line problem, and it is recommended that you troubleshoot the problem from the following aspects:

1. Restart the modem and plug in the optical fiber connector.

2. Judge whether the status of the modem indicator is normal, if it is abnormal (the modem lights up red, the PON light flashes, and the indicator light is abnormal), you can call 10086 to report the fault;

3. Remove the router and directly connect to the optical modem to dial-up to connect to the Internet, if the dial-up connection fails, you can further feedback and deal with it through the 10086 broadband fault reporting center;

4. Try to reconfigure the router.

Network issues! Turn the cat off for a while and turn it on again!

If it doesn't work, find someone from Netcom or Telecom to fix it!

What is the broadband connection error 678.