Analysis and Handling of Win7 Broadband Connection Error 678

In our work life, we have gradually become inseparable from the network. However, when broadband connections are made before the Internet, various problems often occur. Recently, some users have reported that the broadband connection is not up, and the prompt dialog box of the broadband connection error 678 pops up. The same problem still occurs in redialing. What is going on here? Next, Xiaobian will share the reason analysis and processing method of Win7 broadband connection error 678.

678 Implications of error:

the remote computer is not responding, meaning that the instruction issued from the computer sends the data out to the network card, a transmission line including a telephone, the central office (bureau The problem of data transmission during the process of processing the port of the terminal board to the return data to the computer will be prompted.

Reason analysis:

There may be DSLAM equipment problems, equipment room board problems, trunk cable problems, wiring cable problems, MODEM problems at the user end, user network card problems, user computer system problems, etc. Both can cause error 678.

Solution:

1. Check the connection status of the network cable and plug in the network cable to consider whether it is the cause of the network cable or telephone line.

2. Try to delete the broadband connection. , try to re-create a new network connection;

3, check whether the Modem signal is normal, the computer network card light is normal, and try to restart the Modem and the computer to connect after 5 minutes;

4 Some Modem power supply is also insufficient to cause error 678, try to check the Modem power supply;

5, you can try to reset the Modem default state by pressing the Reset button after ADSL Modem;

6. Turn off ADSL Modem, enter the control panel's network connection, right click on the local connection, select Disable, restart the computer, then enable the local connection (network card), try to open the ADSL Modem dial;

7. If the NIC light is normal, try uninstalling NIC driver, then reinstall the NIC driver;

8, there may be a password for theft, you can go to the service desk to modify the password;

9, contact the network provider in your area Telecom 10000, China Unicom 10010, China Railcom 10050, please help them refresh the port, close the restart and wait 15 minutes before trying to log in;

10, if it is ADSL user, there may be a phone owed, please consult the customer Service Center. In some areas, China Telecom or China Unicom users, in the case of telephone arrears, the phone can be opened, but can not access the Internet, at this time may also be the phone arrears;

11, ADSL Modem equipment damage will also Caused error 678, although on the surface it seems that ADSL Modem is working properly, but the connection is failed, it is recommended to try to change an ADSL Modem;

12, line problem, you can replace the network cable to reconnect try, it may be the phone The problem of line aging, if it is useful to the telephone line splitter, you can also check if it has a problem;

13, system software problems, network software interference, such as firewall, anti-virus software, Internet Assistant or something, try to They are all disabled after dialing;

14, if it is a regular occurrence for a period of time automatically and then can not go up, such a situation may be a problem with your cat or computer.

The above is the reason analysis and processing method of Win7 broadband connection error 678. Through the above introduction, everyone should understand the problem represented by this error code. When encountering this problem, you can solve the problem with the right medicine. .