https://linoxide.com/linux-how-to/14-tcpdump-commands-capture-network-traffic-linux/
tcpdump -ttttnnvvS -i eth0 -nn tcp port 1433 -w msql-full-record.cap -s 0
TCPdump save file
it's notes
“Tell me and I forget, teach me and I may remember, involve me and I learn.” ― Benjamin Franklin.