There are some good (and bad, IMHO) suggestions in Tips for getting cheap used x86-based firewall with full Gbit NAT (a PC Engines APU) if you are in the US
Even though it says US, some might be available in other regions too.
There are some good (and bad, IMHO) suggestions in Tips for getting cheap used x86-based firewall with full Gbit NAT (a PC Engines APU) if you are in the US
Even though it says US, some might be available in other regions too.