To avoid the problem of having a data session disconnected by a second caller, you can disable the call waiting system before the session by dialing *70 before dialing the access number.

Question

Quizplus · Accepted Answer

Dialing *70 before the access number temporarily disables call waiting, preventing incoming calls from interrupting a data session, such as a dial-up internet connection.

To Avoid the Problem of Having a Data Session Disconnected