If your MiiTel Phone is taking a long time to connect after clicking Call, the following may be the cause of the problem. Please read the details below.
Due to the network congestion, establishing a voice communication can take more time than usual. Please check if this congestion can be solved by referring to Voice breaks up during a call.
The computer is overloaded
If your computer is overloaded due to running many applications or having many browser tabs open, establishing a voice communication can take more time than usual. This issue can be resolved by closing unnecessary applications and browser tabs.