System Management Functions - Cisco CISCO7201 Installation And Configuration Manual

Cisco 7201 Hardware Overview
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System Management Functions

The Cisco 7201 processor system performs the following system management functions:
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The Cisco 7201 router supports multiprotocol, multimedia routing and bridging with a wide variety of
protocols and port adapters.
Cisco 7201 Installation and Configuration Guide
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Cache memory
The processor system has two levels of cache: primary and secondary cache that are internal to the
microprocessor with secondary unified cache for data and instruction.
Four Gigabit Ethernet interfaces (six ports: four SFP [optical] and two RJ-45s [copper]). Only four
ports are available at the same time.
One Fast Ethernet Management port
A CompactFlash Disk for storing the default Cisco IOS software image
Auxiliary port with full data terminal equipment (DTE) functionality
Console port with full data communications equipment (DCE) functionality
Boot ROM for storing sufficient code for booting the Cisco IOS software
Flash memory for storing the boot helper (boot loader) image
NVRAM for storing the system configuration and environmental monitoring logs. NVRAM uses
lithium batteries to maintain its contents when disconnected from power.
Two environmental sensors for monitoring the internal temperature of the chassis
Sending and receiving routing protocol updates
Managing tables, caches, and buffers
Monitoring interface and environmental status
Providing Simple Network Management Protocol (SNMP) management through the console and
Telnet interface
Accounting for and switching of data traffic
Booting and reloading images
Managing the port adapter (including recognition and initialization during online insertion and
removal)
Chapter 1 Overview
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