| Subject | English | Russian |
| telecom. | network firewall | сетевой брандмауэр (ssn) |
| gen. | network firewall | межсетевой экран (In computing, a firewall is a network security system that monitors and controls the incoming and outgoing network traffic based on predetermined security rules. ... Firewalls are often categorized as either network firewalls or host-based firewalls. Network firewalls filter traffic between two or more networks; they are either software appliances running on general purpose hardware, or hardware-based firewall computer appliances. WK Alexander Demidov) |