From Lanner NCA family
NCA-4112
https://www.lannerinc.com/products/network-appliances/x86-rackmount-network-appliances/nca-4112
NCA5520
https://www.lannerinc.com/products/network-appliances/x86-rackmount-network-appliances/nca-5520
NCA5310
https://www.lannerinc.com/products/network-appliances/x86-rackmount-network-appliances/nca-5310