MulticastOption.Group Property

Reference

Definition

Namespace:: System.Net.Sockets

Assemblies:: netstandard.dll, System.Net.Sockets.dll

Assembly:: System.Net.Sockets.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: MulticastOption.cs

Source:: MulticastOption.cs

Source:: MulticastOption.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Gets or sets the IP address of a multicast group.

public:
 property System::Net::IPAddress ^ Group { System::Net::IPAddress ^ get(); void set(System::Net::IPAddress ^ value); };

public System.Net.IPAddress Group { get; set; }

member this.Group : System.Net.IPAddress with get, set

Public Property Group As IPAddress

Property Value

IPAddress

The IP address of a multicast group.

Exceptions

ArgumentNullException

.NET 5 and later versions: The value to set is null.

Examples

The following example displays the value of this property.

static void MulticastOptionProperties()
{
   Console::WriteLine( "Current multicast group is: {0}", mcastOption->Group );
   Console::WriteLine( "Current multicast local address is: {0}", mcastOption->LocalAddress );
}

private static void MulticastOptionProperties()
{
    Console.WriteLine("Current multicast group is: " + s_mcastOption.Group);
    Console.WriteLine("Current multicast local address is: " + s_mcastOption.LocalAddress);
}

Private Shared Sub MulticastOptionProperties()
  Console.WriteLine(("Current multicast group is: " + mcastOption.Group.ToString()))
  Console.WriteLine(("Current multicast local address is: " + mcastOption.LocalAddress.ToString()))
End Sub

Remarks

Valid IP addresses for multicast packets are in the range 224.0.0.0 to 239.255.255.255.

Applies to

Product	Versions
.NET	Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework	1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	1.3, 1.4, 1.6, 2.0, 2.1

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