Cisco 4221 ISR User Manual

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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
Figure 1-4 shows the internal view of Cisco 4451 ISR with parts and module locations.
Figure 1-4 Platform Summary of Cisco 4451 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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1 Forwarding plane processor 2 Control plane processor
3 Control plane processor DIMMs 4 NIM 3 (single-wide) slot
5 Enhanced Service Module (SM-X) slots 6 NIM slot 1 and 2 (shown with slot divider
removed)
7 SFP GE ports 8 Forwarding plane processor DIMM

Cisco 4221 ISR Specifications

General

Brand	Cisco
Model	4221 ISR
Category	Network Router
Language	English