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> Unreal Engine API Reference > Runtime > Sockets > FSocket > FSocket::SetMulticastLoopback

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FSocket::SetMulticastLoopback

Enables or disables multicast loopback on the socket (UDP only).

Windows

MacOS

Linux

References

Module	Sockets
Header	/Engine/Source/Runtime/Sockets/Public/Sockets.h
Include	#include "Sockets.h"

Syntax

bool SetMulticastLoopback
(
bool bLoopback
)

Remarks

Enables or disables multicast loopback on the socket (UDP only).

This setting determines whether multicast datagrams are looped back to the sending socket. By default, multicast loopback is enabled. It must be enabled if more than one listener is present on a host.

Parameters

Parameter	Description
bLoopback	Whether loopback should be enabled.