Learn how to download and install Netcordia's VMware virtual appliance version of its NetMRI network change management software. The NetMRI virtual appliance easily installs on an existing VMware deployment, or comes bundled with a VMware player for limited device license use. The NetMRI virtual appliance retains all of the features of the physical network management hardware appliance, and comes with a free 30 day trial license for 25 devices and up to 1000 interfaces. Within minutes after installation, NetMRI will begin network analysis, and can help you find hidden network problems that may be lurking in your network.