SonicWall NSA 4650. Mean time between failures (MTBF): 154529 h, Certification: ICSA Firewall, ICSA Anti-Virus, FIPS 140-2, Common Criteria NDPP (Firewall and IPS), UC APL,.... Networking standards: IEEE 802.3. Routing protocols: BGP, OSPF, RIP-1, RIP-2. Total storage capacity: 32 GB. Form factor: 1U, Number of fans: 2 fan(s)