CentOS/RHEL Archives - Page 2 of 22

How to Set Password for Single User Mode in Linux

Sometimes you may need to set password for single user mode in Linux. Here are the steps to do it.

Sometimes you may get ‘too many authentication failures’ SSH error in Linux. Here is how to fix it.

Sometimes you may need to downgrade RHEL/CentOS to previous minor release. Here are the steps to do so.

Two Factor Authentication (2FA) is a more secure user authentication process. Here is how to setup 2 factor authentication for SSH in Linux.

Sometimes you may need to delete all text in file using vi editor. Here are the steps to do it.

Sometimes you may need to edit hex files in Linux. Here are the steps to do it.

Sometimes you may get ‘No Route to Host’ SSH error in Linux. Here are the steps to fix it.

Sometimes you may need to undo & redo in Nano editor. Here are the steps to undo & redo in Nano editor.

Sometimes you may need to set timeout in cURL. Here are the steps to do it in Linux.