Get real-time firewall security without compromise. The NSA 3600 Series offers the most concurrent connections and lowest latency in its class, with 3.4 Gbps throughput and unlimited file size.Discover real-time protection without compromise. The SonicWallÃÂÃÂ Network Security Appliance (NSA) 3600 Next-Generation Firewall (NGFW) delivers enterprise-class features and uncompromising performance to secure your growing small to medium-sized organization.Centralized security and control.Achieve a deep level of security with a single firewall appliance. The SonicWallÃÂÃÂ Network Security Appliance (NSA) 3600 Next-Generation Firewall (NGFW) consolidates intrusion prevention; gateway anti-virus and anti-spyware; network-based malware protection; and application intelligence and control. You can also add bandwidth management; application blocking; and connectivity and security capabilities such as a multi-engine sandbox (Capture APT), SSL VPN, IPSec VPN, content filtering, anti-virus, and anti-spam.