SonicWall 01-SSC-0576 is the TZ300 sold under the 3-year Advanced Gateway Security Suite Secure Upgrade Plus part number. It is rated at 750 Mbps firewall inspection throughput and 5,000 new connections per second. Threat prevention runs at up to 235 Mbps, application inspection at up to 375 Mbps, IPS at up to 300 Mbps and anti-malware at up to 235 Mbps. Each interface can be assigned to WAN, LAN, DMZ, wireless or VPN zones, and multiple WAN links can be load balanced with automatic failover. Management runs through the web interface, the command line over the console port, or SonicWall centralized management tools.

IPSec VPN throughput reaches 300 Mbps and TLS/SSL inspection 60 Mbps. The TZ300 supports up to 10 site-to-site VPN tunnels, 1 IPSec VPN client out of the box with room for 10, and 1 SSL VPN user expandable to 50. It acts as a wireless controller for up to 8 SonicPoint or SonicWave access points and supports Active/Standby high availability without stateful synchronization. It fits small offices, home offices and remote sites that need gateway security and site-to-site VPN in a small desktop footprint. The appliance measures 7.5 x 5.3 x 1.4 inches and weighs 1.6 lb. This unit has never been registered, so the buyer registers it directly to their own MySonicWall account.