Chapter 13. Troubleshooting ONS 15454 Networks

This chapter covers the following topics:

Resources for Troubleshooting the ONS 15454

Locating the Problem and Gathering Details Using CTC

Possible Causes to Common Issues

This chapter provides you with a general but high-level approach to troubleshooting ONS 15454 SONET networks, including the most common problems and issues found during turn-up of an individual node, and network issues.


Given the great flexibility, multiple types of services, and multiple possible configurations of the ONS 15454, it is not feasible to provide an exhaustive troubleshooting guide in a single chapter of a book. Therefore, for more information, see the “Documentation” section later in this chapter for details ...

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