Cisco 1601R - User Manual

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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Cisco 1601R Specifications