Ubuntu/Debian/Proxmox

Automate Your Updates: How to Setup Cron Update on Ubuntu/Debian/Proxmox
Introduction Keeping your system up to date is crucial for security and performance. For small business owners, web developers, and freelancers using Ubunt...
Tue, Feb 11, 2025 at 10:24 AM
Change SSH port and disable root access
         sudo nano -w /etc/ssh/sshd_config change port from 22 to whatever root access from yes to no crtl+x yes enter sudo service sshd restart     
Fri, Sep 24, 2021 at 2:26 PM
Change Ubuntu 20.04 IP
sudo nano /etc/netplan/00-installer-config.yaml Copy and paste (or type) the following then, edit it where needed. The spaces/indentions, version numb...
Mon, Jun 26, 2023 at 8:44 PM
Configure time zone on Ubuntu
sudo dpkg-reconfigure tzdata
Fri, Sep 24, 2021 at 2:35 PM
How to add a user in ubuntu
adduser "username" (no quotes)
Fri, Sep 24, 2021 at 2:27 PM
How to add a user to sudo group
sudo gpasswd -a username sudo
Fri, Sep 24, 2021 at 2:27 PM
How to change the hostname in Linux
CentOS/Ubuntu Type "hostnamectl set-hostname your-new-hostname" Type hostname to check it
Thu, Jan 20, 2022 at 9:50 PM
How to install Pi-hole on Ubuntu Server
SSH into your server, login or open Terminal if you have a GUI Type copy and paste curl -sSL https://install.pi-hole.net | bash Press enter and walk thr...
Thu, Jan 20, 2022 at 9:38 PM
How to install UISP (UNMS) on Ubuntu Server
curl -fsSL https://uisp.ui.com/install > /tmp/uisp_inst.sh && sudo bash /tmp/uisp_inst.sh sudo ufw allow 22/tcp sudo ufw allow 443/tcp sudo uf...
Sat, Apr 5, 2025 at 2:48 PM
How to move a Unifi AP to a new controller
SSH to the AP Login using the old (or current if it's currently adopted) credentials Type mca-cli > enter Type ""set-inform http://FQ...
Thu, Jan 20, 2022 at 9:34 PM