Category : System Administration

Before you enable SNMP in PHP 7, you first need to make sure that you have the proper SNMP packages installed on the Ubuntu System. Install the SNMP packages sudo apt-get install snmpd snmp libsnmp-dev … Read more

“The tee command is normally used to split the output of a program so that it can be both displayed and saved in a file.” wikipedia tee file.txt This command create a file.txt and anything you type is … Read more

Step 1 let’s list the block devices lsblk if you are not using any floppy disk, there is no reason to have fd0 listed in the output of the command above. Step 2 rmmod floppy … Read more

If your letsencrypt SSL certificates are not renewed automatically, chances are that your certbot.timer service is not running. Here are the steps to troubleshoot this issue: 1. List all current systemd timers (see if Certbot … Read more

Here are the steps to resolve the .local issues in Ubuntu 18.04.1 LTS Here is the “hosts” info of my /etc/nsswitch.conf file: hosts: files dns Edit this file /etc/systemd/resolved.conf DNS=***Enter the IP of your DNS … Read more