Tab le of Conten ts
Issue 8.0 July 2002 2-i
2
Applications
Overview 2-1
Network Configurations 2-2
â– Two-Fiber Bidirectional Line-Switched Rings 2-2
â– Folded Rings (Point-to-Point) 2-6
â– End-to-End Interface Mixing 2-8
â– OC-48 Hubbing 2-10
â– Dual Ring Interworking (DRI) 2-11
â– DDM-2000 OC-3 Ring Transport 2-17
â– DDM-2000 OC-12 Ring Transport 2-18
â– Dual-Wire Center Architecture 2-18
■Broadband Service Transport —STS-3c/STS-12c 2-21
â– STS-1/STS-3 Non-Preemptible Protection Access 2-24
â– One-Way Video Distribution 2-26
â– Path-In-Line Architecture 2-27
â– Loop Feeder Network 2-30
â– Extra Traffic for Restoration and Revenue
Generation 2-32
â– 0% Add/Drop 2-34
â– FT-Lightwave Booster Amplifier (FT-LBA) for
Extended Distances 2-35
â– Wavelength Division Multiplexing (WDM) 2-37
â– Dense Wavelength Division Multiplexing (EON
Compatible) 2-41
â– Operations Interworking 2-42
â– Gateway Network Element (GNE) 2-46