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Cisco XR 12410 and Cisco XR 12810 Router Installation Guide
OL-17441-01
C O N T E N T S
Preface
xi
Changes to This Document
xi
Audience
xii
Document Organization
xii
Document Conventions
xiii
Obtaining Documentation and Submitting a Service Request
xiv
C H A P T E R
1
Product Overview
1-1
Physical and Functional Description of Router
1-1
AC and DC Power Subsystems
1-5
AC Power Entry Modules
1-5
DC Power Supplies
1-7
Switch Fabric and Alarm Card Overview
1-9
Switch Fabric Card Functionality
1-10
Clock Scheduler Card
1-10
Switch Fabric Card
1-11
Alarm Cards and Alarm Display
1-11
Line Card and Route Processor Overview
1-13
Line Cards
1-14
Route Processor
1-14
Performance Route Processor Overview
1-16
PRP PCMCIA Card Slots and Status LEDs
1-18
PRP Ethernet Ports and Status LEDs
1-18
PRP Auxiliary and Console Ports
1-20
PRP-3 LEDs
1-20
PRP Reset Switch
1-21
PRP Alphanumeric Message Displays
1-22
PRP Memory Components
1-23
PRP SDRAM
1-27
PRP SRAM
1-28
PRP NVRAM
1-28
PRP Flash Memory
1-28
Upper and Lower Cable Management Brackets
1-30
Upgrading a Cisco 12000 Series Router to a Cisco XR 12000 Series Router
1-30