Features include port monitoring, multicast, VLAN control, MAC-based authentication, and management software with a range of configuration options that include usercontrollable Built-in-Test, transmission speed/mode, VLAN, STP parameters, and port mirroring. Three temperature grades are available, as well as conduction- cooled for harsh environments.

ACT/Technico, 760 Veterans Circle, Warminster, PA 18974, (800) 445-6194,