Cisco 4-Port SSL/IPSec VPN Router. Networking standards: IEEE 802.1p, IEEE 802.1Q, IEEE 802.3, IEEE 802.3u. Switching protocols: Ethernet, Routing protocols: RIP-1, RIP-2, Data link protocols: Ethernet, Fast Ethernet. Authentication method: MD5, SHA1. Certification: FCC class B, CE, ICES-003. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -20 - 70 °C, Operating relative humidity range: 10 - 85 %