MulticastOption.Group Property

Definition

Namespace:

System.Net.Sockets

Assembly:

System.Net.Sockets.dll

Source:

MulticastOption.cs

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: group 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.