https://www.linuxtutorial.co.uk/tcpdump-eth0-you-dont-have-permission-to-capture-on-that-device/ tcpdump: eth0: You don’t have permission to capture on that device | If you are trying to packet capture on a remote server as a non root user carry out the following as root: Add a capture group and add yourself to it: groupadd pcap usermod -a -G pcap nonrootuser Next, change the group of tcpdump an..
