Despite being an essential piece of the Sysadmin toolbox, Network performance management (NPM) can be a bit of a mystery for many IT professionals.
Monitoring bandwidth usage is a vital aspect of any network management strategy. Bandwidth monitors collect, monitor and analyze network traffic volume by end-point (user), port, interface and protocol (application). This information enables IT Admins to:
As a former cubicle-based drone, I can readily identify with the bandwidth problems faced by users, with slowdowns and interruptions suffered for a variety of reasons, whether it is essential backups best run after-hours, problems with new security patches or updates, failing hardware or streaming video addicts.
For home users, monitoring bandwidth usage per device may seem like a pointless exercise but their business counterparts typically recognize the value of doing so. Bandwidth is not a limitless resource and total broadband bandwidth (as provided by your internet service provider or ISP) is shared between all the devices connected to the network.