How to take TCP dump ?

Taking TCP Dump

1. Start capture
On a server
# sudo /usr/sbin/tcpdump -s0 -X -x -i eth0 -vvv -w /tmp/test.trc

On a virtualized or balanced server
# sudo /usr/sbin/tcpdump -s0 -X -x -i eth1 -vvv -w /tmp/test.trc

2. Stop capture
Press ^C for stop

3. Convert the file format

# strings /tmp/test.trc > /tmp/test.txt

4. Get the dump file 

Use a file transfer client (Filezilla / WinSCP)