Windows NETCFG command

The Windows netcfg command allows users to install, configure, and manage networking components on a Windows system. By using various parameters, users can add and remove network components, display information about network adapters, set up protocols and services, and troubleshoot network-related issues. With the netcfg command, users have more control over their network configurations, making it easier to customize their network settings to meet their specific needs.

NETCFG Syntax:

netcfg [ -b ] [ -q ] [ -v ] [ -l path\to\logfile ] [ -winpe ]

Options:

Option	Description
-b	Rebuilds the network component registry settings without requiring a restart.
-q	Suppresses all output except for errors.
-v	Verbose mode. Displays detailed information during execution.
-l path\to\logfile	Specifies a custom log file location.
-winpe	Run the command in Windows Preinstallation Environment (WinPE).

Parameters:

Parameter	Description
None	There are no specific parameters for the netcfg command.

Caution

Exercise caution when using the netcfg command as it can modify critical network settings on your system. Make sure to double-check the options and parameters you use to avoid any unintended consequences.

NETCFG Usage:

Display a List of Network Interface Devices

netcfg -q

This command displays a list of network interface devices installed on the system.

Disable a Network Interface Device

netcfg -d "Ethernet"

Disables the network interface device named “Ethernet” on the system.

Enable a Network Interface Device

netcfg -e "Wi-Fi"

Enables the network interface device named “Wi-Fi” on the system.

Reset TCP/IP Stack

netcfg -t

Resets the TCP/IP stack on the system, which can help resolve network connectivity issues.

Tip

When using the netcfg command in Windows, make sure to run it with administrative privileges to avoid any permission issues.

How do I use netcfg in Windows?

To use the netcfg command in Windows, execute the following command:

netcfg /l

What does the “netcfg /l” command do?

The “netcfg /l” command lists all the network components and their associated profiles.

How can I install a network component using netcfg?

To install a network component using netcfg, use the following command:

netcfg -l <INFFile> install

How do I uninstall a network component with netcfg?

To uninstall a network component using netcfg, run the command below:

netcfg -u <ComponentId>

Can I enable or disable a network component using netcfg?

Yes, you can enable or disable a network component with netcfg using the commands: To enable:

netcfg -e <ComponentId>

To disable:

netcfg -d <ComponentId>

How do I refresh network settings with netcfg?

To refresh network settings using netcfg, use the following command:

netcfg -s

Applications of the NETCFG Command

• View network configuration
• Configure network settings
• Enable or disable network interfaces
• Set network parameters
• Modify network adapter properties
• Manage network protocols