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Hardware Installation Guide for the Cisco 4000 Series Integrated Services Router
OL-32185-02
Chapter 1 Overview of Cisco 4000 Series ISRs
Chassis Views
Platform Summary
shows the internal view of Cisco 4431 ISR with parts and module locations.
Figure 1-8
Platform Summary of the Cisco 4431 ISR
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4
5
3
6
2
1
1
DIMMs
2
Forwarding plane processor
3
Control plane processor
4
NIMs
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SFP GE ports
6
PVDM card