ネットワーク監視
tcpdump, xubuntu16.04LTS, ubuntu16.04派生, linux2017 May 21.
# tcpdump -i enp0s7 -tttt host not 192.168.1.13 and host not 192.168.1.14 and host not buffalo.setup and host not laika.paina.net and host not timpany.srv.jre655.com and host not s97.GchibaFL4.vectant.ne.jp and host not obp-ZTVshigaML01.bb.kddi.ne.jp and host not fe80::afaa:4698:fdd3:923 and host not dynupdate.no-ip.com and host not 224.0.0.251 and host not ff02::fb > /var/log/tcpdump.log &
tcpdumpのファイル出力ができないので、上記にした。
