Specifications

Contents
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Cisco ONS 15530 Planning Guide
OL-7708-01
Link Loss (Attenuation) 4-10
ORL 4-11
PMD 4-11
Chromatic Dispersion 4-11
Fiber Requirements for 10-Gbps Transmission 4-11
CHAPTER 5 Amplified Network Planning 5-1
Optical Amplification Overview 5-1
Erbium-Doped Fiber Amplifiers 5-1
About Variable Optical Attenuation 5-2
VOA Modules 5-2
PB-OE Modules 5-3
WB-VOA Modules 5-5
Amplified Network Planning Considerations 5-6
Optical Power Budget 5-6
OSNR 5-6
Chromatic Dispersion 5-7
Amplified Network Planning Guidelines 5-7
Receive Power Levels 5-7
Optical Component Gain or Loss 5-7
EDFA Input Power Limits 5-7
OSNR 5-7
Channel Power Equalization 5-8
Dispersion Limits 5-8
DCUs 5-8
Fiber Nonlinearity 5-9
OSC 5-9
CHAPTER 6 Example Shelf Configurations and Topologies 6-1
Shelf Configurations 6-1
Unprotected Configurations 6-1
Splitter Protected Configurations 6-6
Line Card Protected Configurations 6-10
Switch Fabric Based Line Card Protection Configurations 6-15
Trunk Fiber Based Protection Configurations 6-18
Multiple Shelf Node Configurations 6-22
ITU Linked Configuration 6-22
DWDM Linked Configuration 6-23
10-GE Client Signal Uplink Configuration 6-24