Performance Route Processor - Cisco 12006 series Product Overview

Chapter 1 Product Overview

Performance Route Processor

Figure 1-8 Performance Route Processor (Front View)
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This section provides information about the PRP. The PRP is supported in both
the Cisco 12406 Router and the Cisco 12006 Router.
panel view of the PRP. The PRP is shipped with 20 MB of Flash memory as the
default configuration.
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The PRP is available as Product Number PRP-1=, which includes one PRP with
512 MB of SDRAM and one 64-MB ATA Flash disk. A redundant PRP (Product
Number PRP-1/R=) is also available.
The PRP contains the following components:
PowerPC processor—Motorola PowerPC 7450 CPU, which runs at an
•
external bus clock speed of 133 MHz and an internal clock speed of
667 MHz.
• SDRAM—Up to 2 GB of Cisco-approved SDRAM on two DIMMs. 512 MB
of SDRAM is the default shipping configuration. SDRAM is field replaceable
only when using Cisco-approved DIMMs.
SRAM—2 MB of SRAM for secondary CPU cache memory functions.
•
SRAM is not user configurable or field replaceable.
NVRAM—2 MB of NVRAM. NVRAM is not user configurable or field
•
replaceable.
Memory—Additional memory components include onboard Flash memory
•
and up to two Flash disks.
Sensors—Air-temperature sensors for environmental monitoring.
•
Cisco 12006 and Cisco 12406 Router Installation and Configuration Guide
ETH 1 AUX CONSOLE
Route Processors
Figure 1-8 shows the front
PERFORMANCE ROUTE PROCESSOR 1 (PRP-1)
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