On 2014-09-11 16:28, Linus Lüssing wrote: > On Wed, Sep 10, 2014 at 04:31:37PM +0200, Linus Lüssing wrote: >> Another approach would be >> to add a feature to mac80211 to disable the forwarding of >> IGMPv2/MLDv1 reports to other STAs, only forwarding it on the own >> AP interface so that the bridge would see all reports. > > Hrm, on the other hand, if a querier is actually on one of the > other STAs then mac80211 would have to forward the report there. > Which would mean either needing query-snooping in mac80211 (or > netdev in general) or interaction between mac80211 and the > bridge-snooping code. > > I really hate this IGMPv2/MLDv1 report suppression... > (that's where all the complexity in the batman-adv multicast > optimizations came from, too) How widely used is IGMPv2/MLDv1 compared to the newer version?
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