Cisco 1600 User Manual

Cisco Hardware

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Table of Contents

Cisco 1600 Series Router Architecture.............................................................................................................1

Document ID: 5406..................................................................................................................................1

Introduction..........................................................................................................................................................1
Prerequisites.........................................................................................................................................................1

Requirements..........................................................................................................................................1
Components Used...................................................................................................................................1
Conventions............................................................................................................................................2

Hardware Overview.............................................................................................................................................2

Cisco 1601..............................................................................................................................................2
Cisco 1602..............................................................................................................................................2
Cisco 1603..............................................................................................................................................2
Cisco 1604..............................................................................................................................................2
Cisco 1605..............................................................................................................................................3
Block Diagram........................................................................................................................................3

Memory Details...................................................................................................................................................4

DRAM....................................................................................................................................................4
PCMCIA Flash.......................................................................................................................................5
NVRAM..................................................................................................................................................5
BOOT ROM
...........................................................................................................................................5
Registers..................................................................................................................................................5
Sample Output........................................................................................................................................5

Boot Sequence.....................................................................................................................................................6

Packet Switching.....................................................................................................................................8

Switching Paths..................................................................................................................................................10

1 − Receive the packet..........................................................................................................................10
2 − Switch the Packet............................................................................................................................10
3 − Transmit the Packet........................................................................................................................11

NetPro Discussion Forums − Featured Conversations......................................................................................11
Related Information...........................................................................................................................................12

Cisco − Cisco 1600 Series Router Architecture

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