сбрасывать трафик в сети (dump traffic on a network)
Синопсис (Synopsis)
tcpdump [ -AbdDefhHIJKlLnNOpqStuUvxX# ] [ -B buffer_size ]
[ -c count ] [ --count ] [ -C file_size ]
[ -E spi@ipaddr algo:secret,... ]
[ -F file ] [ -G rotate_seconds ] [ -i interface ]
[ --immediate-mode ] [ -j tstamp_type ] [ -m module ]
[ -M secret ] [ --number ] [ --print ] [ -Q in|out|inout
]
[ -r file ] [ -s snaplen ] [ -T type ] [ --version ]
[ -V file ] [ -w file ] [ -W filecount ] [ -y
datalinktype ]
[ -z postrotate-command ] [ -Z user ]
[ --time-stamp-precision=tstamp_precision ]
[ --micro ] [ --nano ]
[ expression ]
