Contents

Section 5: Controlling Communications in the Ladder Program .

4-34

Essential Elements of the Ladder Program

4-34

Troubleshooting Your Ladder Program

4-37

Monitoring the Communications Channel

4-38

Sequencing Communications Requests

4-39

Data Transfers with One Repetition

4-39

Chapter 5 The Station Manager

5-1

Station Manager Services

5-1

Section 1: Accessing the Station Manager

5-2

Accessing the Station Manager Using the GSM

5-3

Accessing the Station Manager Using an ASCII Terminal

5-4

Remote Operation of the Station Manager

5-4

Section 2: Using the Station Manager

5-5

Using the Monitor Commands

5-6

Using the Modify Commands

5-7

Station Manager Command Syntax

5-8

Task Identification

5-9

Display Data Representation

5-9

Numeric Values

5-9

Byte String Values

5-10

IP Address

5-10

Station Manager in Utility Programs

5-11

Soft Switch Entry Utility

5-11

Field Network Test Utility

5-13

viii

TCP/IP Ethernet Communications User's Manual ± January 1996

GFK-1004B

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GE GFK-1004B user manual Station Manager