Main reasons:
1, first determine whether the arrears.
2. Incorrect user name or password. Note: the keyboard, whether there is a keyboard card or bad keys. You can confirm it by typing it in a notepad or something.
3. A part of broadband is bound to the MAC address of the computer. If you change the computer to dial, this may be the problem. Need to inform broadband customer service to unbind.
4. The account has been stolen or changed. Enjoy traffic multiplication with star card; The more traffic you use, the easier it is to brush videos and play the whole network. For details, please visit the online business hall of Guangxi Telecom. The customer service phone number 156 will answer your questions.