The SonicWALL PRO 2040 is part of SonicWALL's PRO Series, delivering complete business continuity for small to mid-sized networks. With integrated support for SonicWALL's Gateway Anti-Virus, Anti-Spyware and Intrusion Prevention Service, the PRO 2040 provides real-time protection against viruses, spyware, worms, Trojans and other malicious threats. The PRO 2040 supports SonicWALL's Content Filtering Service to provide enhanced productivity and network utilization; and with the optional Enhanced OS, the PRO 2040 offers anti-spam protection and support for SonicWALL's Content Filtering Service to provide enhanced productivity and network utilization.