192.168.250.1
192.168.251.1
192.168.250.20
POWER
PORT2
192.168.41.200
NX-series EtherNet/IP Unit
FTP server
NX502 CPU Unit
NX502 CPU Unit
FTP client
instructions
IP Forward: Use
Port 1
Port 2
Hub
When the CPU Unit executes the FTP client instruction specifying the NX5 CPU Unit with IP address
192.168.41.200, an IP packet is transferred to the NX5 CPU Unit, which is the FTP server, via the
EtherNet/IP port 1 on the NX-series EtherNet/IP Unit in the same network segment.
Y
ou need to set the FTP communications mode to Active Mode for this configuration. Passive Mode is
not applicable. The details of the settings are as follows.
FTP communica-
tions mode
Setting
Active Mode
• Set IP Forward in Port Forward to
Use for both CPU Units and the NX-series
EtherNet/IP Unit on the remote node.
• Execute the FTP client instruction in Active Mode.
• Set TCP/UDP Port Transfer of the remote node NX-series EtherNet/IP Unit as follows.
Port: Port1
Protocol: TCP
Port Number: 20
Passive Mode Not applicable.
8 TCP/IP Functions
8-22
NX-series EtherNet/IP Unit User's Manual (W627)
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