> # Using This Book

> This book assumes that you are familiar with your operating system and its commands; the definition of directories; the management of user accounts and security access; and your network protocol and its configuration.

> This book contains the following information:

> Part 1: Troubleshooting

> - "Troubleshooting Tools for the SequeLink® Client" provides information about troubleshooting tools for the SequeLink for ODBC driver, SequeLink for ADO data provider, SequeLink for JDBC driver, and SequeLink for .NET data provider.
> - "Troubleshooting Tools for the SequeLink® Server" describes how to use log files to troubleshoot problems.
> - "Troubleshooting TCP/IP Connection Problems" provides information on the types of problems that can occur with TCP/IP connections.

> Part 2: Error Codes and Messages

> - "Overview of Error Codes and Messages" provides general information about SequeLink's error handling strategy and describes the types of errors that can occur when using SequeLink.
> - "Error Messages" lists error codes and messages that may be generated by SequeLink.

> Part 2: z/OS Messages and Reference

> - "Overview of z/OS Log Messages" describes how z/OS log messages are organized and formatted.
> - "z/OS Messages and Descriptions" lists z/OS log messages that may be generated and provides a description of each message.
> - "SAS/C Runtime Library Messages" describes how SequeLink Server and SequeLink Manager report messages generated by the SAS/C run-time library.

> NOTE: This book refers the reader to Web URLs for more information about specific topics, including Web URLs not maintained by DataDirect Technologies. Because it is the nature of Web content to change frequently, DataDirect Technologies can guarantee only that the URLs referenced in this book were correct at the time of publishing.