application layer firewall 예문

• Typically it works as an application layer firewall.
• Along with Sidewinder, Gauntlet had been one of the earliest application layer firewalls; both had developed a large customer base in the United States Department of Defense.
• When a port forward is implemented by a proxy process ( such as on application layer firewalls, SOCKS based firewalls, or via TCP circuit proxies ), then no packets are actually translated, only data is proxied.