Brief Installation Guide 2.228Warning Connecting a defective or inappropriate power supply adapter may lead toa temporary or permanent 2N® BRI Enterprise / BRI Lite error! Check whether the antenna is connected before plugging the adapter.Feeding the device without antenna connection may result in theGSM module transmitter damage.Ethernet Cable ConnectionTo connect 2N® BRI Enterprise/Lite into the Ethernet network, use a standard straightcable terminated with RJ-45 connectors (included in the package). The GSM gatewaysupports the 10BaseT and 100BaseT standards, the Ethernet connection status isindicated by the status LED indicators located on the RJ-45 connector (refer to p. 20for details).Caution The Ethernet interface is used for remote supervision and configurationonly, i.e. does not contain the VoIP interface. With a proper licence, the device provides the VoIP-SIP support.