From mboxrd@z Thu Jan  1 00:00:00 1970
From: bjorn@mork.no (=?utf-8?Q?Bj=C3=B8rn_Mork?=)
Date: Mon, 01 Oct 2012 12:54:12 +0200
Subject: Difference between  IP_IP_ADD_MEMBERSHIP   and  MCAST_JOIN_GROUP
In-Reply-To: <56AB56EAD87AF24C803FB693654D7A89C64CE8@adbbexch01.adbitaly.com>
	(Pietro Paolini's message of "Mon, 1 Oct 2012 09:09:35 +0000")
References: <56AB56EAD87AF24C803FB693654D7A89C64CE8@adbbexch01.adbitaly.com>
Message-ID: <87pq524g4r.fsf@nemi.mork.no>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

I assume you meant IP_ADD_MEMBERSHIP?

IP_ADD_MEMBERSHIP is IPv4 only.  MCAST_JOIN_GROUP is protocol
independent.  This may be clearer if you look at include/linux/in6.h 


Bj?rn