Specifications

Contents

Cisco BPX 8600 Series Installation and Configuration

Release 9.3.0, Part Number 78-10674-01 Rev. D0, July 2001

Virtual Trunks Commands Common to BXM and UXM 25-22

Virtual Trunk UXM Commands 25-23

Virtual Trunk BXM/BNI Commands 25-23

Compatibility Between Cards in Virtual Trunks 25-23

Virtual Trunking Support on BPX and IGX in Release 9.2 25-24

Virtual Trunking Interactions with Other Features 25-24

Supported Card Types 25-26

CHAPTER

26 Configuring SONET Automatic Protection System 26-1

Introduction 26-1

Implementation for BXM Cards 26-2

Tiered Management Control 26-2

Manual Operation 26-3

Operation Criteria 26-4

APS Front Card Displays 26-4

APS 1+1 LED Displays 26-5

APS 1+1 (Card and Line Redundancy) 26-5

APS +1 Redundancy Criteria 26-7

Application Notes for APS 1+1 26-8

Using switchcdred/switchyred command 26-8

Notes on switchcdred 26-9

Notes on switchapsln 26-9

Configuring APS 1+1 26-9

APS 1:1 (Line Redundancy) 26-10

General Criteria 26-11

Configuration Criteria 26-11

Configuring APS 1:1 26-12

APS 1 +1 Annex B Card and Line Redundancy 26-12

General Criteria 26-12

Configuring APS 1+1 Annex B 26-12

Test Loops 26-13

Notes on APS Messages 26-13

APS K1 Command Precedence 26-14

APS Command Summary 26-14