192.168.20.1 192.168.11.1
192.168.21.1
192.168.10.1
192.168.250.1
192.168.251.1
192.168.40.100
PC1
192.168.40.1
192.168.41.1
192.168.30.1
192.168.31.1
192.168.20.100 192.168.11.100
192.168.251.100
PC2
PC3
PC4
FTP server
CPU Unit
Hub
Hub
NX-series EtherNet/IP Unit
Unit No. 4 Unit No. 3 Unit No. 2 Unit No. 1
Port 1
Port 2
Hub Hub Hub
Port 1 Port 2 Port 2 Port 2 Port 2Port 1 Port 1 Port 1
IP Forward: Use
IP Forward: Use IP Forward: Use
IP Forward: Use
8 TCP/IP Functions
8-25
NX-series EtherNet/IP Unit User's Manual (W627)
8-5 Port Forward via NX-series EtherNet/IP Units
8
8-5-3 Port Forward Between CPU Unit and NX-series EtherNet/IP Unit or
Between EtherNet/IP Ports on NX-series EtherNet/IP Units