The terms "Unidirectional Path Switched Ring" and "UPSR" may appear in Cisco literature. These terms
do not refer to using Cisco ONS 15xxx products in a unidirectional path switched ring configuration.
Rather, these terms, as well as "Path Protected Mesh Network" and "PPMN," refer generally to Cisco's
path protection feature, which may be used in any topological network configuration. Cisco does not
recommend using its path protection feature in any particular topological network configuration.
This chapter lists the Cisco ONS 15454, 15454 SDH, 15600, 15327, 15310-CL and 15310-MA error
messages. The error dialog box in
message. The table lists two types of messages: error messages (EID-nnnn) and warning messages
(WID-nnnn). Error messages are alerts that an unexpected or undesirable operation has occurred which
either indicates the risk of loss of traffic or an inability to properly manage devices in the network.
Warnings are alerts that the requested operation could lead to an error. Warnings are sometimes used to
convey important information.
Some of the error messages display a More Details button. You can save these details to a text file using
the Save button.
Error Dialog Box
gives a list of all error or warning message numbers, the messages, and a brief description of
Cisco ONS 15310-MA SDH Troubleshooting Guide, Release 9.1 and Release 9.2
C H A P T E R
consists of three parts: the error title, error ID, and error