Netflow for CentOS

 Netflow

yum install nfdump libpcap-devel libpcap

wget https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/softflowd/softflowd-0.9.9.tar.gz

tar xvzf softflowd-0.9.9.tar.gz

cd softflowd-0.9.9

./configure

make && make install

/bin/nfcapd -w -D -p 9995 -B 200000 -S 1 -P /var/run/nfsen/p9995.pid -z -I ns99 -l /root/nfsen/ns99

/usr/local/sbin/softflowd -i ens192 -n 127.0.0.1:9995

nfdump -M /root/nfsen/ns99  -T  -r 2022/11/02/nfcapd.202211022015 -a  -B -c 20

nfdump -M /root/nfsen/ns99  -T  -R 2022/11/02/nfcapd.202211021045:2022/11/02/nfcapd.202211022355 -a  -B -c 20

nfdump -M /root/nfsen/ns99  -T  -R 2022/11/02/nfcapd.202211021045:2022/11/02/nfcapd.202211022355 -n 10 -s ip/flows