On Thursday 2010-02-25 18:35, Patrick McHardy wrote: >>>>> No, this works fine here. It might be related to filter reprogramming >>>>> of the NIC. Which driver are you using? >>>> tap0 on one the host, e1000 inside the virtualbox. >>> I have no idea about virtualbox. I guess it might be related to >>> bridging. >> >> There is no vm bridging at all, it's plain routing between tap and eth >> (aka "Host Only Networking" in VMware slingo). > >Well then you have to send me some more data, like tcpdumps, a >description of the entire networking setup etc. I'd have the tcpdump data ready, but since I investigated further, the case is already closed. The breakdown in networking is specific to Virtualbox; I tried both VMware bridging to a real NIC, and VMware bridging to a tap device, neither of which caused a disruption. -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html