... , ICMP, NAT, SNTP3,1 10/100Mbps Auto-Negotiation WAN RJ45 port, Can be Xdsl/Cable 4,4 10/100Mbps Auto-Negotiation LAN ports ... .3uEthernet Protocol CSMA/CDPorts WAN: 1 10/100 Auto-MDI/MDIX RJ-45 Port LAN: 4 10/100 Auto-MDI/MDIX RJ-45 PortsApplication Protocols ... External, 7.5V~ 1AOperating Temp. 0ºC ~ 40ºCOperating Humidity 5% ~ 90%RH, Non-CondensingSafety & EmissionFCC, CEDimension116*64*1.6mm ...