nfdump -b -R ./2019-11-05/ | grep -v ":53" | grep -v ":443" | grep -v ":18888" | grep -v ":80" | grep -v ":123"| grep -v "22000" | grep -v ":5555" | grep -v "ICMP" | perl -i -p -e 'use Socket; s#(\d{1,3}(\.\d{1,3}){3})\b#gethostbyaddr(inet_aton($1), AF_INET) or sprintf($1)#egi'