Product Overview - Cisco 10008 Installation And Configuration Manual

Product Overview

The Performance Routing Engine 4 (PRE4) is the fifth generation parallel express forwarding (PXF)
packet processing and scheduling engine for the Cisco 10008 router.
Cisco 10008 router.
Figure 1
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The PRE4 performs all Layer 2 and Layer 3 packet manipulation related to routing and forwarding
through the Cisco 10008 router. Its advanced application-specific integrated circuit (ASIC) technology
supports very high performance throughput with IP services enabled on each port.
The PRE4 consists of two main logical and physical cards:
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The PRE4 runs Cisco IOS Release 12.2(33)SB and later releases. Benefits of the PRE4 include:
OL-13840-01
Cisco 10008 Router Chassis—Front View
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1
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0A
PR O CE
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100 00 CIS CO
CIS CO
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100 00
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POR T0
POR T1
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POR T2
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POR T3
POR T4
POR T5
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4
5
Blower module
Primary Power Entry Module (PEM)
Redundant PEM
Line card slots 1 to 4
The fast packet (FP) card—Performs fast path forwarding and output scheduling.
The route processor (RP) card—Contains the configuration, management route processing engine,
and backplane interconnect. The FP card plugs into the RP card.
,
mu st
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0B
SS O R
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5
6
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8
CIS CO
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C1 00 00
CIS CO
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100 00 6C T3 CIS CO
100 00 6C T3 CIS CO
100 00
FAIL
FAIL
FAIL
POR T0
POR T0
POR T0
POR T1
POR T1
AL AR MS POR T1
POR T2
POR T2
POR T2
POR T3
POR T3
POR T3
POR T4
POR T4
POR T4
POR T5
POR T5
POR T5
SS O R
O NL Y
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5
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Cisco 10008 Router PRE4 Installation and Configuration Guide
Figure 1 shows the front of the
PRE4—slot 0A
PRE4—slot 0B
Line card slots 5 to 8
Product Overview
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