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UnicastIPAddressInformation.PrefixOrigin Property

.NET Framework 3.0

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 */
public abstract PrefixOrigin get_PrefixOrigin ()

JScript

public abstract function get PrefixOrigin () : PrefixOrigin

XAML

Not applicable.

Property Value

One of the PrefixOrigin values that identifies how the prefix information was obtained.

Exceptions

Exception type	Condition
PlatformNotSupportedException	This property is not valid on computers running operating systems earlier than Windows XP.

Remarks

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.

Platforms

Windows 98, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

Version Information

.NET Framework

Supported in: 3.0, 2.0

Reference

UnicastIPAddressInformation Class
UnicastIPAddressInformation Members
System.Net.NetworkInformation Namespace

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