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 ]