Thanks.I do agree with you. When the listener must determine whether it has
joined the group successfully as soon as possible,there may be a need of other notification mechanism. Jason > -----Original Message----- > From: Gopakumar Kurup [mailto:[EMAIL PROTECTED] > Sent: Thursday, August 17, 2006 10:38 AM > To: Jason Wang > Cc: [email protected] > Subject: Re: A question about MLD > > > > ----- Original Message ----- > From: Jason Wang <[EMAIL PROTECTED]> > Date: Wednesday, August 16, 2006 4:06 pm > Subject: A question about MLD > To: [email protected] > > > Hi,folks. > > > > I have a question about MLD protocol. The router sends a > query message > > to find if there are any nodes are concerned about particular > > multicast group, then a node will send a response to show it's > > interest to a multicast group. > > The router will last know this. But for the node,how could > it ensure > > it has joined into a certain multicast group? > > My understanding of MLD is, the node has joined the group > when it adopts the group address on its listening interface > and sends the appropriate reports towards the multicast > router. The node assumes the router has processed its report > and taken the necessary steps to forward multicast data onto > the link. MLD does not provide a functionality for the node > to determine whether it is actually receiving the data. Some > other mechanism is required for that purpose. > gopi. > > > -------------------------------------------------------------------- IETF IPv6 working group mailing list [email protected] Administrative Requests: https://www1.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
