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NetworkInterface.GetIsNetworkAvailable Method

Indicates whether any network connection is available.

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

'Declaration
Public Shared Function GetIsNetworkAvailable As Boolean

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

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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