OmniSwitch AOS Release 7 Network Configuration Guide March 2011 page 9-1
9 Configuring ERP
The ITU-T G.8032/Y.1344 Ethernet Ring Protection (ERP) switching mechanism is a self-configuring
algorithm that maintains a loop-free topology while providing data path redundancy and network
scalability. ERP provides fast recovery times for Ethernet ring topologies by utilizing traditional Ethernet
MAC and bridge functions.
In This Chapter
This chapter provides an overview about how Ethernet Ring Protection (ERP) works and how to
configure its parameters through the Command Line Interface (CLI). CLI commands are used in the
configuration examples; for more details about the syntax of commands, see the
OmniSwitch CLI Reference Guide.
The following information and configuration procedures are included in this chapter include:
• “ERP Overview” on page 9-3.
• “Interaction With Other Features” on page 9-8.
• “ERP Configuration Overview and Guidelines” on page 9-11.
• “Configuring an ERP Ring” on page 9-12.
• “Sample Ethernet Ring Protection Configuration” on page 9-17.
• “Verifying the ERP Configuration” on page 9-19.
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