how to check installed modem working or not with reinstalling detaill

Tody i will explain how to check that installed modem corect or not ? Here is the way for checking your whether your modemis installed correctly or not. *.Go to control paneland click phone and modem options *.Check if your location and area code is correctly displayed. *.Click on modemstab *.Select our modem and then click properties *.In the appeared window, select the diagnostics tab and click query modem. *.Check the result (appearing in command-response space above the tab), if it says success, then your modem is correctly installed, if not try reintallin drive