Network Monitor 3.4 is a protocol analyzer. It allows you to capture network traffic, view and analyze it. The Network Monitor core engine has been decoupled from the parser set. To install the full Network Monitor 3.4 product run the setup.exe for the platform you are installing. You will be prompted first to install the core engine. Follow the installation directions. Make sure you close existing instances of netmon.exe, nmcap.exe and any running NMAPI applications. Next you will be prompted to install the parser package. Follow the installation directions.