jhudgins has written 32 articles

Administrating Linux Machines Through Active Directory

In a mixed Windows-AD Linux environment, it is beneficial to maintain user accounts for both platforms through Active Directory.  Adding Windows machines to Active Directory is a straightforward process but Linux is more of a challenge.  For this reason, many organizations maintain separate authentication for Linux and Windows users. Though not straightforward, adding Linux, in…

Re-register Windows client/server in WSUS

To re-register Windows client/server in WSUS review the following instructions: 1. Run “gpupdate /force” command on the Windows client/server  that have a registration issue in WSUS. 2. Run “wuauclt /detectnow ” command on the Windows client/server that have a registration issue in WSUS. Tip: You can use the Event Viewer to review the re-registration 3. In rare…

Exporting and Importing MariaDB/MySQL Databases

To export a database use the following command: mysqldump –add-drop-table -u username -p dbname > dbname.sql NOTE: Omit the –add-drop-table argument if you plan to merge this backup with an existing database when you import it. This option means the backup will totally replace the old database when it is imported. Import the database by executing the…

Re-run boot loader

Often when updating my Ubuntu systems, I am presented with the following after running apt-get Generating grub configuration file … Found linux image: /boot/vmlinuz-3.13.0-77-generic Found initrd image: /boot/initrd.img-3.13.0-77-generic Found memtest86+ image: /memtest86+.elf Found memtest86+ image: /memtest86+.bin done The link /vmlinuz.old is a damaged link Removing symbolic link vmlinuz.old you may need to re-run your boot…