Vadim Goncharov
FreeBSD evangelist, network subsystem contributor (ipfw/netgraph), writer of technical articles/docs (in Russian) for sysadmins.
Project /IpfwNg is started by me.
Email: <vadim_nuclight AT mail DOT ru> (former <vadimnuclight AT tpu DOT ru>, please don't use anymore)
livejournal blog: nuclight (articles in Russian are there)