Chapter 4 Assigning The Switch Ip Address And Default Gateway; Understanding The Boot Process - Cisco IE 3000 Software Configuration Manual

Assigning the Switch IP Address and Default
Gateway
This chapter describes how to create the initial switch configuration (for example, assigning the IP
address and default gateway information) for the IE 3000 switch by using a variety of automatic and
manual methods. It also describes how to modify the switch startup configuration.
For complete syntax and usage information for the commands used in this chapter, see the command
Note
reference for this release and the Cisco IOS IP Command Reference, Volume 1 of 3: Addressing and
Services from the Cisco.com page under Documentation > Cisco IOS Software > 12.2 Mainline >
Command References.
This chapter consists of these sections:
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Understanding the Boot Process

To start your switch, you need to follow the procedures in the Getting Started Guide or the hardware
installation guide for installing and powering on the switch and for setting up the initial switch
configuration (IP address, subnet mask, default gateway, secret and Telnet passwords, and so forth).
The normal boot process involves the operation of the boot loader software, which performs these
activities:
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OL-13018-01
Understanding the Boot Process, page 4-1
Assigning Switch Information, page 4-2
Checking and Saving the Running Configuration, page 4-15
Modifying the Startup Configuration, page 4-16
Scheduling a Reload of the Software Image, page 4-20
Performs low-level CPU initialization. It initializes the CPU registers, which control where physical
memory is mapped, its quantity, its speed, and so forth.
Performs power-on self-test (POST) for the CPU subsystem. It tests the CPU DRAM and the portion
of the flash device that makes up the flash file system.
Initializes the compact flash file system on the system board.
Loads a default operating system software image into memory and boots up the switch.
C H A P T E R
Cisco IE 3000 Switch Software Configuration Guide
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4-1