Is a good idea by Scanning all Serial Ports and sent ATZ At command in order to scan for a modem? Dimitrios Desyllas Dimitrios Desyllas Dimitrios Desyllas Follow Aug 10 '22 Is a good idea by Scanning all Serial Ports and sent ATZ At command in order to scan for a modem? # help #seria #modem 3 reactions Add Comment 1 min read