Amazon.com: Linux Router Hardware Q330G4 Intel Core I3-4005U,1.7Ghz (2Gb Ddr3 Ram 32Gb Ssd) AES-NI,4*Gigabit LAN,Used As A Router/Firewall/Proxy/WiFi Access Point : Electronics
Ethernet plus WiFi Bridge Router and Firewall - Gentoo Wiki
Router with open Linux stack adds IPS firewall and cellular backup
Amazon.com: MOGINSOK 2.5GbE Linux Firewall Micro Appliance Celeron N5105 4xIntel I226 Nic Firewall Router PC 8GB DDR4 128GB M.2 NVMe SSD AES-NI : Electronics
The 10 Best Open Source Firewalls for Linux | FOSS Linux
Amazon.com: Linux Router Hardware Q330G4 Intel Core I3-4005U,1.7Ghz (2Gb Ddr3 Ram 32Gb Ssd) AES-NI,4*Gigabit LAN,Used As A Router/Firewall/Proxy/WiFi Access Point : Electronics
Router with open Linux stack adds IPS firewall and cellular backup
Amazon.com: MOGINSOK 2.5GbE Linux Firewall Micro Appliance Celeron N5105 4xIntel I226 Nic Firewall Router PC Barebone No Ram No SSD AES-NI : Electronics
A complicated linux router/firewall setup
pfSense: Not Linux, Not Bad | Linux Journal
Intel H87 8 Gbe Lan 1u Rackmount Firewall Appliance Hardware Linux Utm Network Security Router Appliance - Buy Network Security Appliance,1u Rackmount Server,Firewall Appliance Hardware Product on Alibaba.com
4 Best Linux Open source Firewall for Cyber Security - 2022 - Linux Shout