Omron CJ1W-EIP21 Network Card User Manual


 
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SECTION 5
Determining IP Addresses
This section explains how to manage and use IP addresses.
5-1 IP Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
5-1-1 IP Address Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
5-1-2 Allocating IP Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
5-1-3 EtherNet/IP Unit IP Address Settings. . . . . . . . . . . . . . . . . . . . . . . . 93
5-1-4 Subnet Masks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
5-1-5 CIDR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
5-2 IP Addresses in FINS Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
5-2-1 Specifying Nodes in FINS Communications Services. . . . . . . . . . . 94
5-2-2 Pairing Addresses in Internal Tables . . . . . . . . . . . . . . . . . . . . . . . . 96
5-2-3 Application Examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
5-2-4 Related Products and Communications/Setting Methods. . . . . . . . . 103
5-2-5 Pairing IP Addresses and FINS Node Addresses . . . . . . . . . . . . . . . 105
5-3 Private and Global Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
5-3-1 Private and Global Addresses. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
5-3-2 Using a Private Address for the EtherNet/IP Unit . . . . . . . . . . . . . . 107
5-3-3 EtherNet/IP Unit with a Global Address . . . . . . . . . . . . . . . . . . . . . 109