2: GW2020 Series router hardware specification
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© Virtual Access 2018
GW2020 Series User Manual
Issue: 2.1
Page 12 of 423
2
GW2020 Series router hardware specification
2.1.1
GW2020 Series router model variants
Figure 1: The GW2020 series router
GW2021:
1 x Ethernet and 3G, 4G/LTE, dual SIM, metal case
GW2022:
2 x Ethernet and 3G, 4G/LTE, dual SIM, metal case
GW2023:
2 x Ethernet, 3G, 4G/LTE and dual RS232, dual SIM, metal case
GW2024:
2 x Ethernet, 3G, 4G/LTE, single RS232 and single RS485, dual SIM, metal case
2.2
Hardware features
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Dual SIM sockets
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Dual antenna SMA connectors
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Up to eight 10/100 Mbps Ethernet ports.
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Optional 1 or 2 RS232 ports
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Optional 4KV isolation ports
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Optional RS485 port
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SIM cover
2.3
Serial ports on the GW2020 Series router
The asynchronous serial ports are named:
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Port 0: ‘/dev/ttySC0’
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Port 1: ‘/dev/ttySC1’
Each serial port has a number of configurable settings, such as baud rate, word size,
parity, flow control mode, etc.