Cisco CRS-1 - Carrier Routing System Router

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Cisco CRS-1 Carrier Routing System to Cisco CRS-3 Carrier Routing System Migration Guide
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Chapter 1 Migrating to a Cisco CRS-3 Carrier Routing System
How to Migrate to a Cisco CRS-3 Carrier Routing System (8-Slot)
Figure 1-8 Switch Fabric Card (QQ123-140G)
Prerequisites
Before performing this task, you must first open the front (SFC) side cosmetic doors (if installed).
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