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TCP/IP Functions
8-1 Determining IP Addresses ............................................................................ 8-2
8-1-1 IP Addresses
................................................................................................... 8-2
8-1-2 EtherNet/IP Port IP Address Settings.............................................................. 8-4
8-1-3 Private and Global Addresses......................................................................... 8-9
8-2 Default States of TCP/UDP Ports and the Changing Procedure.............. 8-12
8-3 Testing Communications............................................................................. 8-13
8-3-1 PING Command ............................................................................................ 8-13
8-3-2 Using the PING Command............................................................................ 8-13
8-3-3 Host Computer Operation ............................................................................. 8-13
8-4 Packet Filter.................................................................................................. 8-15
8-4-1 Introduction to Packet Filter........................................................................... 8-15
8-4-2 Packet Filter Specifications ........................................................................... 8-15
8-4-3 Packet Filter Settings .................................................................................... 8-16
8-4-4 Settings for Devices That Access the Controller ........................................... 8-17
8-5 Port Forward via NX-series EtherNet/IP Units........................................... 8-20
8-5-1 Port Forward on Which a CPU Unit Is a Client.............................................. 8-20
8-5-2 Port Forward on Which an External Device Is a Client ................................. 8-23
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......................... 8-24
8-1
NX-series EtherNet/IP Unit User's Manual (W627)
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