Monitoring network activity in windows 7

Network Activity Indicator is a simple and free applications are also portable to Windows 7 that provides information about the activities of the Network and stored in the system tray.

Network Activity Indicator shows information about the speed of the network, packets sent and received along with upload and download bandwidth. This application also provides a graph of bandwidth in real-time.
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Network Activity Indicator is a simple application, but very useful for users of Windows 7 to monitor the network connection speed.