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Lucent Technologies DDM-2000 OC-12 User Manual

Lucent Technologies DDM-2000 OC-12
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363-206-295
Maintenance Description
Issue 1 December 1997 9-25
Figure 9-8. DRI Path Protection Switching
Serving Node
Serving Node
Serving Node
Serving Node
CO
RT
CO
CO
OC-3/OC-12
INTEROFFICE RING
OC-3
LOOP RING
RT
RT
Service
Protection
EC-1/OC-3/IS-3
Two-Way
Add/Drop
Cross-Connection
Two-Way
Add/Drop
Cross-Connection
Two-Way
Pass Through
Cross-Connection
Two-Way
Pass Through
Cross-Connection
Two-Way
Pass Through
Cross-Connection
Two-Way
Pass Through
Cross-Connection
Two-Way
Drop and Continue
Cross-Connection
Two-Way
Drop and Continue
Cross-Connection

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Lucent Technologies DDM-2000 OC-12 Specifications

General IconGeneral
BrandLucent Technologies
ModelDDM-2000 OC-12
CategoryMultiplexer
LanguageEnglish

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