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Ethernet Card Software Feature and Configuration Guide, R7.2
January 2009
About this Guide
Note 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 n etwork configuration. Cisco does not
recommend using its path protection feature in any partic ular topological network configuration.
This section explains the objectives, intended audience, and organizatio n of this publication and
describes the conventions that convey instructions and other information.
This section provides the following information:
Revision History
Document Objectives
Audience
Document Organization
Related Documentation
Document Conventions
Obtaining Optical Networking Information
Obtaining Documentation and Submitting a Service Request

Revision History

Date Notes
March 2007 Revision History table added.
April 2007 Added server trail information to the “CE-100T-8 VCAT Characteristics” section
in the “CE-100T-8 Ethernet Operation” chapter and the “CE-1000-4 VCAT
Characteristics” section in the “CE-1000-4 Ethernet Operation” chapter.
August 2007 Updated About this Guide chapter.
October 2007 Updated Appendix A, Command Reference with the rpr-ieee t x-traffic
preferred-span command.