Before you use the socket interface, make sure that you are familiar with these concepts:
• Basic TCP/IP, UDP, and socket programming concepts
• How to write socket programs in a programming language, such as C or Visual Basic
• How to use diagnostic tools, such as a network sniffer
• The application protocols of the devices and applications with which the Logix 5000 controller communicates
• How to write ladder logic or Structured Text for a Logix 5000 controller