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IPAddress.AddressFamily Property

Gets the address family of the IP address.

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

Public ReadOnly Property AddressFamily As AddressFamily

Property Value

Type: System.Net.Sockets.AddressFamily
Returns InterNetwork for IPv4 or InterNetworkV6 for IPv6.

Refer to the example in the IPAddress class topic.

' Display the type of address family supported by the server. If the 
' server is IPv6-enabled this value is: InternNetworkV6. If the server 
' is also IPv4-enabled there will be an additional value of InterNetwork.
Console.WriteLine(("AddressFamily: " + curAdd.AddressFamily.ToString()))

' Display the ScopeId property in case of IPV6 addresses. 
If curAdd.AddressFamily.ToString() = ProtocolFamily.InterNetworkV6.ToString() Then
  Console.WriteLine(("Scope Id: " + curAdd.ScopeId.ToString()))
End If

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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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