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NetworkInterface.GetIsNetworkAvailable Method

Indicates whether any network connection is available.

Namespace:  System.Net.NetworkInformation
Assembly:  System (in System.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.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

Supported in: 3.5, 3.0, 2.0

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