Network Router User Manual

CHAPTER

7-1

Cisco ONS 15530 Configuration Guide and Command Reference

78-14227-01, Cisco IOS Release 12.1(10)EV2

Configuring APS

This chapter describes how protection is implemented on the Cisco ONS 15530. It also describes how to

configure splitter protection and line card protection with APS (Automatic Protection Switching).This

chapter contains the following sections:

• About APS, page 7-1

• About Splitter Protection, page 7-2

• Configuring Splitter Protection, page 7-4

• About Line Card Protection, page 7-6

• About Client Based Line Card Protection, page 7-7

• About Y-Cable Line Card Protection, page 7-8

• Configuring Y-Cable Based Line Card Protection, page 7-10

• About Switch Fabric Based Line Card Protection, page 7-12

• Configuring Switch Fabric Based Line Card Protection, page 7-13

• About Redundant Switch Fabric Protection, page 7-15

• Configuring APS Group Attributes, page 7-15

• About Switchovers and Lockouts, page 7-23

• Requesting a Switchover or Lockout, page 7-24

• Clearing Switchovers and Lockouts, page 7-25

About APS

APS provides protection against signal transmission failure. The Cisco ONS 15530 supports the

following APS features:

• 1+1 path protection

• Splitter protection

• Line card protection

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Client based

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Y-cable based

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Switch fabric based