Table of Contents
Issue 1
December 1997
3-i
3
Shelf Descriptions and
Configurations
Overview
DDM-2000 OC-12 Multiplexer Shelf
DDM-2000 OC-12 Multiplexer Shelf Configurations
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OC-12 STS-1 Path Switched Ring Shelf
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OC-12 STS-1/VT1.5 Path Switched Ring Configuration
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OC-3/IS-3 Dual Ring Interworking (DRI) Configuration
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OC-12 Ring Configuration (DS1/EC-1 Low-Speed Interfaces)
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OC-12 Optical Extension Shelf
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Linear (1+1) Extension From OC-12 Ring Configuration
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OC-12 Dual Homing Shelf
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OC-12 STS-3c Broadcast Shelf
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OC-12 OC-3c Transport Shelf
DDM-2000 Fan Shelf