Calculating Bandwidth

Question

Is there any way i can calculate bandwidth (packets sent and received) by an exe/application via net? have looked into IPGlobalProperties, and other classes.

I want

Answer 1

somehow the bytes sent is way too less than bytes received... its not that i m browsing net from my application... I send to the web service images(as bytes) and other XML files (few kbs as string input to web service function). In return i sometimes return error codes or bool... still the bytes sent is way too less than received... received is 5 times more...i m puzzled...