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Description of the Network Monitor Capture Utility
The information in this article applies to:
Microsoft Windows XP Home Edition
Microsoft Windows XP Professional

This article was previously published under Q310875
SUMMARY
This article describes how to use the Network Monitor Capture Utility (Netcap.exe) that you can use to capture network traffic in Network Monitor.
MORE INFORMATION
Netcap provides capture abilities only from a command prompt; to open the resulting capture (.cap) files, you must use the full Network Monitor interface.

Netcap is installed when you install the Support tools that are on the Windows XP CD-ROM.

For additional information about how to install these tools, click the article number below to view the article in the Microsoft Knowledge Base:
306794 How to Install the Support Tools from the Windows XP CD-ROM

Network Monitor is provided with Windows Server products and Microsoft Systems Management Server (SMS).

Netcap provides capture abilities that are similar to the version of Network Monitor that is included with the Windows Server products; however, you must use Netcap at a command prompt. Netcap installs the Network Monitor driver and binds it to all adapters when you first run the Netcap command.

The full syntax for Netcap is the following syntax: