gateways
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A network gateway is an internetworking system capable of joining together two networks that use different base protocols. A network gateway can be implemented completely in software, completely in hardware, or as a combination of both. Depending on the types of protocols they support, network gateways can operate at any level of the OSI mode. Communication: GPRS/ 3G/ 4G LTE/ Wi-Fi/ RF/ Ethernet.• Memory Storage: On board 64MB Serial Flash and 4GB SD Slot.• Device Interfaces: Isolated Modbus (RS 485) and Modbus TCP/IP Serial.• Power Supply: No External Adapters Required 230V AC.• Configuration: Over the air Configuration/ Firmware upgrade Text based Configuration tool.• LED Indication: Power Status Connectivity Slave Communication.• Mounting: Din-rail mounting
auto dialer
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auto dialer, cctv, epabx, Speech Processor Auto Dialer, cctv repair service
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