tcpdump
tcpdump -n host 192.168.0.142 and not port 22 and not arp and not igmp and host 127.0.0.1
tcpdump commands chain. use host, port, proto or “not arp” etc. and “and” as chain
-w to write a file
-s 65535 for max possible size.
example to read in realtime packets:
tcpdump -XX not port 22 -s 65535