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From: Eugene Grosbein <egrosbein@rdtc.ru>
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To: Nikolay Nevzorov <nevzorovn@gmail.com>
Subject: Re: kern/171520: [alc] alc network driver + tso + vlan does not work.
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22.10.2012 11:09, Nikolay Nevzorov пишет:
> Any traffic throuhg NAT does not cause problems. And any routed traffic so on.
> 
> Problem only with traffic that generated on host with alc0, because host generate packets much more bigger than MTU (about 2300 bytes per packet with MTU 1500), a see it with tcpdump on alc0. 

Perhaps, that's another problem then. Just to make in really clean, try kernel without LIBALIAS
and do not start mpd during the test as it may load libalias.ko by itself.