got a cluster of servers powered by OpenSUSE / SUSE Enterprise Linux. How can I update all of them using the zypper module of Ansible? How can I use Ansible for system updates and reboot the server when kernel upgrades took place on SUSE/OpenSUSE?
ow do I enable firewalld logging for denied packets on Linux operating systems so that I can view all dropped packets information? How can I view a log of the traffic blocked by FirewallD under a CentOS/RHEL (Red Hat Enterprise Linux)/Suse/OpenSUSE Linux?
ow do I change my default shell in Linux?
am a new Linux server sysadmin. I need to delete the PREROUTING rule. How do I delete the prerouting rule on Linux server?
here is no sudo installed by default on my OpenSUSE Linux server. Other users and I need to use ‘su -‘ command to run commands as root. How do I install a sudo package on OpenSUSE Linux?
removed and installed Ubuntu Linux 16.04 LTS on my development Lenovo laptop. However, I need to use my Windows 10 pro in KVM VM for running the accounting app. How do I find and print my embedded Windows 10 pro key from a Linux command line option? How can I retrieve Microsoft Windows 8 and 10 OEM product key from BIOS?
ow do I see how many processes are running in Linux? How can count all running processes in Linux?