Category: System Administration

Nodejs 520x245 - Installing Node.js Over Several Linux distributions | Linux Administration 0

Installing Node.js Over Several Linux distributions | Linux Administration

Debian and Ubuntu-based Linux distributions Also including Linux Mint, Linux Mint Debian Edition (LMDE), elementaryOS, bash on Windows and others. For Node.js 6: curl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash – sudo apt-get install -y nodejs Alternatively, for Node.js 8: curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash – sudo apt-get install -y nodejs Optional: install build tools Build tools are used to compile and install native add-ons from npm sudo...

business time clock clocks 48770 1 520x245 - Time Synchronization with NTP | System Administration 0

Time Synchronization with NTP | System Administration

Network Time Protocol – System Administration We are going to show you a simple and handy way to setup NTP over single/multiple servers connected to a network for time synchronization. What is NTP? Network Time Protocol (NTP) is a networking protocol for Clock synchronization between computer systems over packet-switched data networks. Basically, a client requests the current time from a server and uses it to set its own clock. Learn...

letsencrypt 520x245 - Install Let's Encrypt Free SSL | Linux Administration 0

Install Let’s Encrypt Free SSL | Linux Administration

Install Let’s Encrypt Free SSL | Linux Administration Install free let’s encrypt SSL certificate to enhance the security of your website. It is a free certificate authority which to enable HTTPS on your website. Download lets encrypt library. git clone https://github.com/letsencrypt/letsencrypt /opt/letsencrypt Jump to /opt/letsencrypt directory. cd /opt/letsencrypt/ Turn off the auto updates. —– OPTIONAL ./letsencrypt-auto –no-self-upgrade renew Enter the document root path (example: /var/www/html/) and domain name (example.com) in below...

security 520x245 - Updating Latest Security Patches For Ubuntu | Linux Administration 0

Updating Latest Security Patches For Ubuntu | Linux Administration

Show all upgradeable packages $ apt-get -s dist-upgrade | grep “^Inst” Show security updates only : $ apt-get -s dist-upgrade |grep “^Inst” |grep -i securi  or $ sudo unattended-upgrade –dry-run -d or $ /usr/lib/update-notifier/apt-check -p Install required packages:- $ apt-get install unattended-upgrades 1. The below command will run silently on your system and apply security updates. $ sudo unattended-upgrades 2. Or you can use optin -d with command to show...