Specifications Reliability and availability Software features: NAT, including integrated NAT444, integrated NAT44, distributed NAT444, distributed NAT44, which provides the following functions: Port pre-allocation NAT policy template Port forwarding Inter-board hot backup for NAT Limitation on the number of NAT ports NAT alarm notification High availability Hardware features: Board hot swap FPIC hot swap Inter-board hot backup and inter-chassis hot backup NMS Enhanced command-line interface Support for SNMP and MIBs Operating conditions Long-term ambient temperature: 0°C to 45°C (32°F to 113°F) Short-term ambient temperature: -5°C to +55°C (23°F to 131°F) Long-term relative humidity: 5% to 85% Short-term relative humidity: 5% to 95% Storage conditions Storage temperature: -40°C to +70°C (-40°F to 158°F) Storage humidity: 5% to 100% Physical specifications Dimensions(mm) 40.1(H)x 399.2(W) x 535.6(D) Weight(kg) 7.5 Power consumption (typical value)(W) 182