How to get usb port number when magnetic card reader swap in magnetic card reader?

[Robin Jain]

Hii
I am using VB.Net 2005
I have some query which are as follow

1--How to find out that in which usb port my magnetic card reader is Connected ????

2--How to get usb port number when magnetic card reader swap in magnetic card reader ???


3--When a person swap a magnetic card in magnetic card reader then how should i find out that from which "magnetic card reader" card is swapped

[Plater]

That is a question you would need to take up with the manufacturer of the card reader/maker of the driver for the card reader.

There is no good .NET way to do this (unless the card reader shows up as a COM port). You could try using WMI, or native win32_API