Amazon.com: Qotom Qotom-Q555G6-S05 Mini PC Core i5 7200U Server 6 Intel NIC AES-NI Dual Core Support Linux Ubuntu Gateway Firewall Router Fanless Mini Computer (8G DDR4 RAM + 256G MSATA SSD) :
How to Configure Ubuntu as a Router - #!/DevDude/
How to make a simple router\gateway from Ubuntu Server 18.04 LTS | by Vladislav I. Kulbatski | Medium
How to set up WireGuard VPN server on Ubuntu 20.04 - nixCraft
How to Set Up a Firewall with UFW on Ubuntu - zenarmor.com
Disable / Turn Off Firewall in Ubuntu Server in Locked Situation
2.5g Router Celeron J4125 Fanless Mini Pc 4 Intel I225v3 2500m Nics 2xddr4 Hd-mi Vga Pfsense Opnsense Ubuntu Vpn Firewall Server - Barebone & Mini Pc - AliExpress
Create Linux Router with Ubuntu Server 14.04 and Webmin - YouTube
Ubuntu as a firewall/gateway router | Lazy Geek -:)
PFSENSE Server 1U Open Source Firewall Router X9SCM-F E3-1240 V2 AES-NI 32GB RAM | eBay
Configure Ubuntu as PC Router with NAT Firewall and IPTABLES - YouTube