Configuring Dhcp-Based Autoconfiguration; Dhcp Server Configuration Guidelines; Configuring The Tftp Server - Cisco IE-3000-8TC Software Configuration Manual

Assigning Switch Information
The configuration file that is downloaded from TFTP is merged with the existing configuration in the
Note
running configuration but is not saved in the NVRAM unless you enter the write memory or
copy running-configuration startup-configuration privileged EXEC command. Note that if the
downloaded configuration is saved to the startup configuration, the feature is not triggered during
subsequent system restarts.

Configuring DHCP-Based Autoconfiguration

These sections contain this configuration information:
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If your DHCP server is a Cisco device, for additional information about configuring DHCP, see the
"Configuring DHCP" section of the "IP Addressing and Services" section of the Cisco IOS IP
Configuration Guide from the Cisco.com page under Documentation > Cisco IOS Software > 12.2
Mainline > Configuration Guides.

DHCP Server Configuration Guidelines

Follow these guidelines if you are configuring a device as a DHCP server:
You should configure the DHCP server with reserved leases that are bound to each switch by the switch
hardware address.
If you want the switch to receive IP address information, you must configure the DHCP server with these
lease options:
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If you want the switch to receive the configuration file from a TFTP server, you must configure the
DHCP server with these lease options:
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Depending on the settings of the DHCP server, the switch can receive IP address information, the
configuration file, or both.
Cisco IE 3000 Switch Software Configuration Guide
4-6
DHCP Server Configuration Guidelines, page 4-6
Configuring the TFTP Server, page 4-7
Configuring the DNS, page 4-7
Configuring the Relay Device, page 4-8
Obtaining Configuration Files, page 4-8
Example Configuration, page 4-9
IP address of the client (required)
Subnet mask of the client (required)
Router IP address (default gateway address to be used by the switch) (required)
DNS server IP address (optional)
TFTP server name (required)
Boot filename (the name of the configuration file that the client needs) (recommended)
Hostname (optional)
Chapter 4 Assigning the Switch IP Address and Default Gateway
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