Moreover, the NA-822 platform supports two unbuffered ECC DDR2 DIMM slots with memory up to 4GB and ten 10/100/1000Mbps LAN ports with up to 2-group LAN bypass. This performance network appliance is designed to implement various internet applications, including VPN, content filtering, UTM, network security applications and other embedded box solutions.
The optional onboard Cavium CN16XX VPN security co-processor supports multi-security protocol commands and is able to offload the CPU to increase overall system performance. For storing event log data, the NA-822 has powerful storage interfaces including one 2.5” SATA HDD or one 3.5” SATA HDD, and a CompactFlash™ card. To prevent problems from sudden shutdown, the communication appliance supports LAN bypass function through WDT and GPIO pin definitions. The NA-822 also features function of BIOS redirection to console port. Other I/O features and expansion slot include two USB, one RJ-45 console port, one MiniPCI slot, and system reset switch. Moreover, the NA-822 supports mainstream Linux kernel 2.6 and 2.4 operating systems to better support customers who have developed applications on the above listed versions.