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Cisco XR 12406 Router Installation Guide
OL-13831-01
Chapter 1 Cisco XR 12406 Router Overview
Physical and Functional Description
• Support for all 124xx and 128xx chassis, except low speed fabric (2.5G).
• New ROMMON that supports IPv4 network configuration directly.
Performance Route Processor Overview
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 1-4 identifies the slots, ports, and LEDs on the PRP front panel.
Figure 1-4 Performance Route Processor-2 (PRP-2) Front Panel
Ta b l e 1-1 Performance Route Processor-2 (PRP-2) Front Panel Hardware Components
Figure 1-5 Performance Route Processor 3 (PRP-3) Front Panel
1 PCMCIA flash disk slots (shown with cover in
place) and slot LEDs
4 Console serial port
2 RJ-45 Ethernet ports and data status LEDs 5 Reset button
3 Auxiliary serial port 6 Alphanumeric messages
ACT
SIG
ACT
SIG
SLOT-1
SLOT-0
CONSOLE ETH 2AUX
RESET
PERFORMANCE ROUTE PROCESSOR 2
BITS 1BITS 0
DATA
LINK
DATA
LINK
ETH 1ETH 0
101104
272359
CONSOLE
AUXBITS 1BITS 0ETH 1ETH 0
PERFORMANCE RP 3
RESET
AC
T
S
I
G
AC
T
S
I
G
D
A
T
A
L
IN
K
D
A
TA
L
INK
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