3com OfficeConnect ENet Router Wless 11g. Routing protocols: DMZ, PPPoE, UPnP. Firewall security: Stateful packet inspection firewall, Security algorithms supported: IPSec, L2TP, WPA. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -20 - 70 °C. Compatible operating systems: Windows 95/98/2000/NT/Me/XP, Macintosh OS 9.X and higher, Unix. Interface: RJ-45, 10BASE-T/100BASE-TX; 802.11g/b, Outdoor range: 60 m, Indoor range: 30 m