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NetworkInterface.GetIsNetworkAvailable Method

Indicates whether any network connection is available.

Namespace:  System.Net.NetworkInformation
Assemblies:   System (in System.dll)
  System.Net.NetworkInformation (in System.Net.NetworkInformation.dll)

public static bool GetIsNetworkAvailable()

Return Value

Type: System.Boolean
true if a network connection is available; otherwise, false.

A network connection is considered to be available if any network interface is marked "up" and is not a loopback or tunnel interface.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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