How to properly use Wireshark in conjunction with Nmap?

Question

Computer networks

You need to do the following: run Nmap with the OS detection function, then run Wireshark and figure out which packages were used to determine the OS version. What filters can be used to determine this?

Answer 1

And what for to reverse what is available in source codes?
https://github.com/nmap/nmap/blob/master/osscan2.cc

Answer 2

Start Wireshark, then run nmap -PNO.
And watch.