SonicWall NSa 4700 High Availability Firewall - 24 Port - 10/100/1000Base-T, 10GBase-X - Gigabit Ethernet - AES (192-bit), DES, MD5, AES (256-bit), 3DES, AES (128-bit), SHA-1 - 3000 VPN - 24 x RJ-45 - 6 Total Expansion Slots - 1U - Rack-mountable: