Solve Windows10 broadband connection error code 691 has a coup

Cause analysis:
1, domain name error (user name or password input error);
2, hardware failure;
3, telephone or broadband Due to due arrears;
4, the server does not reflect (the computer user port error, or the account is not activated);
The error 691 solution:
1, when the computer installed two local NIC and when enabled at the same time. Resulting in MAC address binding error, 691 error code appears, it is recommended to disable one of the network cards;
2, the broadband service provider limits the number of accounts you use, if someone else is using your account, you dial the error 691, please check The number of people using this account;
3, must be carefully judged when the fault occurs, the case of the account password, the space before and after the account, so when the 691 error occurs, you can try to delete the original account and password, re-enter the correct Try the account number and password;
4. For some reason, the account is not properly dropped, for example, the computer suddenly loses power. The server has not been disconnected yet, and your user is still logged in, similar to the above, so error 691. In this case, you only need to restart the computer and Model modem, and 5— 10 minutes and retry will generally be good;
5, after the computer disables the network card or the network card is not properly driven, the 691 prompt will also appear, check whether the network card is Normal work;
6, an account is best used only on the port you apply for, if you are taken to other phone ports, you may be prompted error 691;
7, may be account owed: ADSL After the broadband user owes the fee, the broadband access service provider will temporarily disable the account. After the user pays the arrears, the account may not be enabled immediately. If the dial is dialed, the error 691 will also appear.
8. User data binding error: In order to better serve the user and ensure the security of the user account, the broadband service provider binds the broadband account to the physical port of the user, and the number is also one-to-one. Bind, in this way, the account can only be used on one physical port (that is, the roaming of the ADSL account is restricted), and only one computer can access the Internet. If the user's data is incorrectly bound, an error will occur when dialing. Prompt, so check if the user data is incorrectly bound.