Cisco XR 12410 - Manual (Page 30)

Chapter 1 Product Overview
Line Card and Route Processor Overview
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Cisco XR 12410 and Cisco XR 12810 Router Installation Guide
OL-17441-01
The Secure Domain Router (SDR) controls domain security features independent
of any other SDRs on the network.
In addition to the functionality listed for the PRP-2, PRP-3 provides the following
specific functions:
• Reduced boot time.
• Increased overall scalability.
• Improved memory access rates and scale.
• Improved CPU performance through dual 1.3-GHz PPC processor cores.
• Improved packet processing using hardware-based acceleration.
• 10-G bandwidth backplane connectivity.
• Support for all 124xx and 128xx chassis, except low–speed fabric (2.5 G).
• New ROMMON that supports IPv4 network configuration directly.
Performance Route Processor Overview
The performance route processor (PRP) uses a Motorola PowerPC 7450 CPU that
runs at an external bus clock speed of 133 MHz and has an internal clock speed
of 667 MHz.
Figure 1-9 identifies the slots, ports, and LEDs on the PRP front panel.
Figure 1-9 Performance Route Processor-2 (PRP-2) Front Panel
Table 1-1 Performance Route Processor-2 (PRP-2) Front Panel Hardware Components
EJECT RX
TX
PRIMARY
SLO
T- 1
SLO
T- 0
LINK
EN
RX
TX
ETH 1 ETH 0 AUX CONSOLE
PERFORMANCE ROUTE PROCESSOR 1 (PRP-1) LINK PRIMARY
EN RESET
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