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NSA E5500 The SonicWALL E-Class Network Security Appliance (NSA) E5500 is high performance, multiservice network security platform engineered to be the work horse of the enterprise network environment. [read more...] Overview Features PDFs Pricing & Options More... Taking advantage of SonicWALL’s re-assembly free deep packet inspection engine and an 8-core processor technology providing parallel traffic processing, the NSA E5500 delivers exceptional deep packet inspection performance for the enterprise network environment. The NSA E5500 comes standard with eight gigabit copper Ethernet ports for deployment flexibility and includes a management LCD screen for ease of deployment. This solutions offers enterprise network administrators an array of enterprise networking features, designed to provide lowered management complexity, and unrivalled value.