The Mac tool is not browsing a specific Multicast address. It's just using the DNS-SD subtype feature. You're browsing "_ftp._tcp" with a subtype of "225_0_10_100". All packets are still being sent to the link-local Multicast address assigned to mDNS (224.0.0.251).
On Mar 16, 2009, at 10:47 AM, Alon Noy wrote: > Well, if the mac util dns-sd can browse a specific multicast address > (dns-sd -B 225_0_10_100._ftp._tcp) then I would expect that it's a > zeroconf functionality. They did came up initially with zeroconf, > right? > > But nevermind, I guess I'll have to snoop the multicast address > myself. > > > -----Oorspronkelijk bericht----- > Van: avahi-boun...@lists.freedesktop.org > [mailto:avahi-boun...@lists.freedesktop.org] Namens Lennart Poettering > Verzonden: maandag 16 maart 2009 17:03 > Aan: avahi@lists.freedesktop.org > Onderwerp: Re: [avahi] browsing for services on a specific multicast > address > > On Mon, 16.03.09 13:46, Alon Noy (alon....@ilsemedia.nl) wrote: > >> >> I don't have any documentation to contribute but I can explain the >> logic: >> A large amount of file servers (it's not really ftp) are being split >> into clusters, when a file is added to one server in the cluster it >> is >> being replicated on different nodes within the cluster (for > availability >> and backup). The construction of clusters gives the possibility to > have >> different clusters for different purposes on one local network. >> >> If this functionality is not supported on the client side will it be >> possible to configure the daemon to listen to a specific multicasting >> address? > > No. The mdns spec only defines 224.0.0.251 as mDNS multicast group and > that's why we use it. I see no reason to support a different address. > > I am sorry, but I don't really understand what you are trying to do. I > kind of get the feeling you are misusing the mcast functionality for > something where VLANs should be used instead. > > Lennart > > -- > Lennart Poettering Red Hat, Inc. > lennart [at] poettering [dot] net ICQ# 11060553 > http://0pointer.net/lennart/ GnuPG 0x1A015CC4 > _______________________________________________ > avahi mailing list > avahi@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/avahi > _______________________________________________ > avahi mailing list > avahi@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/avahi _______________________________________________ avahi mailing list avahi@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/avahi