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Of course, additional rules may be necessary due to communications (e.g. access to the D2000 Gateway server, to the UDP port for the SerialOverUDP Device Redundant communication line, or access to the TCP port for server protocols). Example An example rule for Modbus Server protocol on a TCP/IP-TCP line(a default Modbus port 502):
netsh advfirewall firewall add rule name="_D2000 Modbus Server" dir=in protocol=TCP localport=502 action=allow profile=any
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