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UnicastIPAddressInformation.PrefixOrigin Property

Gets a value that identifies the source of a unicast Internet Protocol (IP) address prefix.

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

public abstract PrefixOrigin PrefixOrigin { get; }

Property Value

Type: System.Net.NetworkInformation.PrefixOrigin
One of the PrefixOrigin values that identifies how the prefix information was obtained.

ExceptionCondition
PlatformNotSupportedException

This property is not valid on computers running operating systems earlier than Windows XP.

IP addresses are divided into two parts: the prefix and the suffix. The address prefix identifies the network portion of an IP address, and the address suffix identifies the host portion. Prefixes are assigned by global authorities, and suffixes are assigned by local system administrators.

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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