bash.4[~]: netstat -atuevp Active Internet connections (servers and established) Proto Recv-Q Send-Q Local Address Foreign Address State User Inode PID/Program name tcp 0 0 coyote:domain 0.0.0.0:* LISTEN root 31188 1084/dnsmasq tcp 0 0 0.0.0.0:ipp 0.0.0.0:* LISTEN root 22447 947/cupsd tcp 0 0 localhost:smtp 0.0.0.0:* LISTEN root 39031 1680/sendmail: acce tcp6 0 0 [::]:ipp [::]:* LISTEN root 22448 947/cupsd udp 0 0 0.0.0.0:mdns 0.0.0.0:* avahi 22058 748/avahi-daemon: r udp 0 0 coyote:domain 0.0.0.0:* root 31187 1084/dnsmasq udp 0 0 0.0.0.0:bootps 0.0.0.0:* root 31184 1084/dnsmasq udp 0 0 c-98-245-12-4.hs:bootpc denv01dhcp-ho-02:bootps ESTABLISHED root 29795 862/NetworkManager udp 0 0 localhost:323 0.0.0.0:* root 25199 763/chronyd udp 0 0 0.0.0.0:58501 0.0.0.0:* avahi 22060 748/avahi-daemon: r udp6 0 0 [::]:mdns [::]:* avahi 22059 748/avahi-daemon: r udp6 0 0 localhost:323 [::]:* root 25200 763/chronyd udp6 0 0 coyote:dhcpv6-client [::]:* root 30632 862/NetworkManager udp6 0 0 [::]:33746 [::]:* avahi 22061 748/avahi-daemon: r bash.5[~]: netstat -atuevp Active Internet connections (servers and established) Proto Recv-Q Send-Q Local Address Foreign Address State User Inode PID/Program name tcp 0 0 coyote:domain 0.0.0.0:* LISTEN root 31188 1084/dnsmasq tcp 0 0 0.0.0.0:ipp 0.0.0.0:* LISTEN root 22447 947/cupsd tcp 0 0 localhost:smtp 0.0.0.0:* LISTEN root 39031 1680/sendmail: acce tcp6 0 0 [::]:ipp [::]:* LISTEN root 22448 947/cupsd udp 0 0 0.0.0.0:mdns 0.0.0.0:* avahi 22058 748/avahi-daemon: r udp 0 0 coyote:domain 0.0.0.0:* root 31187 1084/dnsmasq udp 0 0 0.0.0.0:bootps 0.0.0.0:* root 31184 1084/dnsmasq udp 0 0 c-98-245-12-4.hs:bootpc denv01dhcp-ho-02:bootps ESTABLISHED root 29795 862/NetworkManager udp 0 0 localhost:323 0.0.0.0:* root 25199 763/chronyd udp 0 0 0.0.0.0:58501 0.0.0.0:* avahi 22060 748/avahi-daemon: r udp6 0 0 [::]:mdns [::]:* avahi 22059 748/avahi-daemon: r udp6 0 0 localhost:323 [::]:* root 25200 763/chronyd udp6 0 0 coyote:dhcpv6-client [::]:* root 30632 862/NetworkManager udp6 0 0 [::]:33746 [::]:* avahi 22061 748/avahi-daemon: r bash.6[~]: ----- some captured iftop lines ----- c-98-245-12-4.hsd1.co.comcast.net => 172.86.179.85 0b 0b 15b <= 0b 0b 15b c-98-245-12-4.hsd1.co.comcast.net => aksdefk.cn 0b 0b 15b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => ns570281.ip-51-161-12.net 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => 167.71.161.95 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => HOST.DNANUTRITIONCENTER.ORG 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => 45.129.33.180 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => 78.171.35.99.dynamic.ttnet.com.tr 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => 99-104-170-138.lightspeed.lsvlky.sbcglobal.net 0b 0b 15b <= 0b 0b 15b c-98-245-12-4.hsd1.co.comcast.net => sarasvati.sattvik.com 0b 0b 15b <= 0b 0b 15b c-98-245-12-4.hsd1.co.comcast.net => 80.82.68.29 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => 31.20.97.83.ro.ovo.sc 0b 54b 14b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => 121.23.133.254 272b 54b 14b <= 184b 37b 9b coyote => proxy09.fedoraproject.org 0b 426b 107b <= 0b 625b 156b c-98-245-12-4.hsd1.co.comcast.net => proxy13-rdu02.fedoraproject.org 0b 0b 83b <= 0b 0b 136b c-98-245-12-4.hsd1.co.comcast.net => scanner-01.ch1.censys-scanner.com 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => zg-0915b-89.stretchoid.com 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => 138.99.216.104 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => 31.184.215.57 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => scanner.openportstats.com 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => ec2-13-229-78-217.ap-southeast-1.compute.amazonaws.com 0b 32b 8b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => 96.120.119.53 0b 0b 0b <= 0b 0b 150b c-98-245-12-4.hsd1.co.comcast.net => www.arbor-observatory.com 0b 0b 0b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => zg-0915a-345.stretchoid.com 0b 54b 14b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => 203.166.213.199 0b 54b 14b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => scan-02a.shadowserver.org 0b 54b 14b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => worker-01.sfj.censys-scanner.com 0b 0b 14b <= 0b 0b 9b c-98-245-12-4.hsd1.co.comcast.net => ip-113-42.4vendeta.com 0b 54b 14b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => no-mans-land.m247.com 0b 54b 14b <= 0b 37b 9b c-98-245-12-4.hsd1.co.comcast.net => 109x194x3x165.static-customer.bryansk.ertelecom.ru 0b 54b 14b <= 0b 37b 9b ----- some ip address first fields ----- 31 45 78 80 96 99 121 138 152 167 172 197 203