Cisco XR 12816 Kurulum Kılavuzu - Sayfa 22

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Route Processor

Performance Route Processor Overview

Figure 1-11
Performance Route Processor-2 (PRP-2) Front Panel
Table 1-1
Performance Route Processor-2 (PRP-2) Front Panel Hardware Components
1
PCMCIA flash disk slots (shown with cover in
place) and slot LEDs
2
RJ-45 Ethernet ports and data status LEDs
3
Auxiliary serial port
Cisco XR 12416 and Cisco XR 12816 Router Chassis Installation Guide
1-22
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.
The performance route processor (PRP-2) uses a Motorola PowerPC 7457 CPU
that runs at an external bus clock speed of 133 MHz and has an internal clock
speed of 1.3 GHz.
Figure 1-11
identifies the slots, ports, and LEDs on the PRP front panel.
ETH 0
ETH 1
BITS 0
BITS 1
AUX
4
Console serial port
5
Reset button
6
Alphanumeric messages
Chapter 1
Product Overview
CONSOLE
ETH 2
PERFORMANCE ROUTE PROCESSOR 2
OL-17440-01