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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 4451-X ISR with parts and module locations.
Figure 1-10
Platform Summary of Cisco 4451-X ISR
Cisco 4431 ISR Chassis
Cisco 4431 ISR supports the Network Interface Modules (NIMs) and Integrated Services Card (ISC slots
for PVDM4s).
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Forwarding plane processor
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Control plane processor
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Control plane processor DIMMs
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NIM 3 (single-wide) slot
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Enhanced Service Module (SM-X) slots
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NIM slot 1 and 2 (shown with slot divider
removed)
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SFP GE ports
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Forwarding plane processor DIMM