tcpdump -vvv -i(interface) eth1 -q '(tcp port 443) or (tcp port 80)' -0 (kompletter paketinhalt -w /path.tcp.dump firewall
firewall-cmd --state # if active --get-active-zones #aktive zonen (dmz, internal...)
firewall -cmd --permanent --add-interface=eth1 --zone=public --add-service = http --add-port = 3389/tcp --zone=public
firewall-cmd --reload
firewall-cmd --list-all #blockt alles firewall-cmd --panic-on/off
/etc/firewalld/firewald.com /etc/firewalld/zones /services
firewall-config
754 root execute and read
chmod u+x, chmod g+x
useradd -m /etc/passwd passwd /etc/shadow
un/mounten hieratchisch
fdisk parted schnibbeln
mkfs -t ex4 path formatieren
mount -a alles mounten
fsck -y überprüfen