Network Monitor


Network Monitor captures network traffic for display and analysis. It enables you to perform tasks such as analyzing previously captured data in user-defined methods and extract data from defined protocol parsers.

Developer audience

All API sets provided by Network Monitor can be accessed using C/C++. Those developers also working with network packet providers must also be familiar with COM.

Run-time requirements

To call from the Network Monitor API, you must be running on Windows NT Server 4.0, Windows 2000 Server, or Windows Server 2003, or have Microsoft Systems Management Server installed.

The NPP driver and supported features include all versions of Windows NT 4.0 and Windows 2000 Server.


Network Monitor 2.1 and earlier are not supported on Windows Vista and later.

In this section

Topic Description
The Network Monitor SDK
Introduction to the Network Monitor SDK.
About Network Monitor 2.1
Network Monitor concepts and services.
Using Network Monitor 2.1
Task-related topics that describe how to use Network Monitor functions and COM components.
Reference topics for Network Monitor.
Definitions and terminology for Network Monitor.