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About this Manual, Continued
xii
This manual contains the following sections.
Section 1
introduces the overall structure of an Ethernet network, outlines the features of the Ethernet
Unit, describes the communications protocols used by an Ethernet network, and provides basic precau-
tions for use of an Ethernet network.
Section 2 provides an overview of the communications functions that can be used with the Ethernet Unit.
Section 3 explains how to install the Ethernet Unit and make the initial settings required for operation.
Section 4 explains the system setup and the words allocated in the CIO Area and the DM Area for Ether-
net Unit operations.
Section 5 provides information on communicating on Ethernet networks and interconnected networks
using FINS commands. The information provided in the section deals only with FINS communications in
reference to Ethernet Units. FINS commands issued from a PC are sent via the SEND(090), RECV(098),
and CMND(490) instructions programmed into the user ladder-diagram program. Refer to the CS1-series
CS1G/H-CPU
jj
-E Programmable Controllers Programming Manual (W340) for further details on pro-
gramming these instructions.
Section 6 describes the functionality provided by the Ethernet Unit via the socket services.
Section 7 describes the functions provided by the FTP server.
Section 8 explains the Ethernet Unit’s mail function.
Section 9 describes functions that allow you to test communications.
Section 10 describes information and procedures that can be used to troubleshoot problems that some-
times occur with Ethernet Unit and Ethernet communications.
Section 11 describes the FINS commands that can be sent to an Ethernet Unit and the responses that are
returned by the Ethernet Unit.
Various Appendices are provided for reference. Refer to the table of contents for a list of the appendices.