Ubuntu Server Setting up a static IP // https://linuxhint.com/setup_static_ip_address_ubuntu/ // find the network interface name - eg: "enp9s0" ip a sudo nano /etc/netplan/00-installer-config.yaml network: version: 2 ethernets: ens33: addresses: [192.168.1.124/24] gateway4: 192.168.1.254 nameservers: addresses: [1.1.1.1, 8.8.8.8] Connecting to Server ssh root@server_ip_address Create a new user with admin rights adduser username usermod -aG sudo username sudo reboot Disabling Root Login and Limit login attempts(sshd_config) sudo vim /etc/ssh/sshd_config PermitRootLogin no LoginGraceTime 120 # allow only 1 login attempt per connection MaxAuthTries 1 sudo service sshd restart System update sudo apt-get update sudo apt-get upgrade Firewall sudo ufw status sudo ufw allow ssh sudo ufw allow http sudo ufw allow https sudo ufw enable sudo ufw status .NET Core wget https://packages.microsoft.com/config/ubuntu/20.10/packages-microsoft-prod.deb -O packages-
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