In Linux, the passwd command is used to set or change user account passwords, while using this command sometimes users may encountered the error: “passwd: Authentication token manipulation error” as shown in below example....
firewall-cmd is a command line front-end for firewalld (firewalld daemon), a dynamic firewall management tool with D-Bus interface. It supports both IPv4 and IPv6; it also supports networks firewall zones, bridges and ipsets. It...
In this article, we will briefly describe YUM, YumDB, then the cause of Yum Error: database disk image is malformed and how to fix this error. YUM (Yellowdog Updater, Modified) is the default, high-level...
In this article, i will explain how to solve “failed to mount /etc/fstab” boot error in Linux. The file in question contains descriptive information concerning the filesystems the system can mount automatically at boot...
This tutorial is intended to explain the necessary steps for solving the “ERROR 2003 (HY000): Can’t connect to MySQL server on ‘127.0.0.1’ (111)” which might occur when you try to access the MySQL database...
