Lennart Poettering wrote: > On Thu, 12.07.07 09:32, Gavin Panella ([EMAIL PROTECTED]) wrote: > > >> I've had a similar problem with a machine (called masaq) this week. >> Services were being discovered from other hosts on the network (a >> Linux box and a few Macs), but the address of masaq was not being >> resolved, and masaq could see nothing. >> >> Eventually I noticed (with Wireshark) that multicast was being >> transmitted fine from masaq, but no multicast was ever reaching it. >> Plugging masaq's NIC into a different switch resolved it. The problem >> resurfaced when I plugged masaq back into the HomePlug (Devolo dLAN >> Highspeed) adapter that it had previously been connected to. >> >> Now that I've seen the symptoms I could probably spot this problem >> sooner next time, but could anything be done automatically (when >> Avahi starts perhaps) to begin diagnosis of problems with multicast? >> > > I don't see how this could be done. Suggestions welcome. > > Honestly I think these are all Linux driver bugs, because Multicasting > is still a more exotic feature that doesn't get that much testing. > I've also found a number of switches that filter out multicast, often Switch-APs the multicast is not forwarded between switch ports and the wireless
Some have an 'IGMP' option which will fix this. Trent > Lennart > > _______________________________________________ avahi mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/avahi
