Auspex Systems Inc calls the announcement of its 4Front family of servers its first big step into the network attached storage (NAS) appliance market. The company has announced three machines: the 4Front AS100 and AS200, aimed at entry-level workgroups and departments; and an enterprise-level offering, the NS2000. The AS100 comes with 36 Gigabytes of disk storage, expandable to 109, and includes RAID 1 mirroring and a backup application. The AS200 adds RAID 5 and sequential I/O. The NS000 has 56GB of disk space and sports ServerGuard failover software. All 4Front boxes support CIFS and NFS for both NT and Unix clients. The AS100 starts at $16,000, the AS200 at $32,000 and the NS2000 at $76,950.