Tcpdump - Mellanox Technologies Mellanox SX1018 Command Reference Manual

tcpdump

tcpdump [-aAdeflLnNOpqRStuUvxX] [-c count] [ -C file_size ]
Invokes standard binary, passing command line parameters straight through. Runs in
foreground, printing packets as they arrive, until the user hits Ctrl+C.
Syntax Description N/A
Default N/A
Modes/Context Config
History 3.1.0000
Role admin
Example
switch (config) # tcpdump
......
09:37:38.678812 IP 192.168.10.7.ssh > 192.168.10.1.54155: P
1494624:1494800(176) ack 625 win 90
<nop,nop,timestamp 5842763 858672398>
09:37:38.678860 IP 192.168.10.7.ssh > 192.168.10.1.54155: P
1494800:1495104(304) ack 625 win 90
<nop,nop,timestamp 5842763 858672398>
...
9141 packets captured
9142 packets received by filter
0 packets dropped by kernel
switch (config) #
Related Commands N/A
Note
•
•
[ -E algo:secret ] [ -F file ] [ -i interface ] [ -M secret ]
[ -r file ] [ -s snaplen ] [ -T type ] [ -w file ]
[ -W filecount ] [ -y datalinktype ] [ -Z user ]
[ expression ]
When using -i option use the interface name + interface number, for example "tcpdump -i
vlan10"
For all flag options of this command refer to the linux 'man page' of tcp dump.
Mellanox Technologies
Rev 1.6.2
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