C H A P T E R
8
Managing Configuration Files
•
Prerequisites for Managing Configuration Files, on page 143
•
Restrictions for Managing Configuration Files, on page 143
•
Information About Managing Configuration Files, on page 143
•
How to Manage Configuration File Information, on page 150
•
Feature History for Managing Configuration Files, on page 179
Prerequisites for Managing Configuration Files
• You should have at least a basic familiarity with the Cisco IOS environment and the command-line
interface.
• You should have at least a minimal configuration running on your system. You can create a basic
configuration file using the
setup
command.
Restrictions for Managing Configuration Files
• Many of the Cisco IOS commands described in this document are available and function only in certain
configuration modes on the device.
• Some of the Cisco IOS configuration commands are only available on certain device platforms, and the
command syntax may vary on different platforms.
Information About Managing Configuration Files
Types of Configuration Files
Configuration files contain the Cisco IOS software commands used to customize the functionality of your
Cisco device. Commands are parsed (translated and executed) by the Cisco IOS software when the system is
booted (from the startup-config file) or when you enter commands at the CLI in a configuration mode.
Startup configuration files (startup-config) are used during system startup to configure the software. Running
configuration files (running-config) contain the current configuration of the software. The two configuration
System Management Configuration Guide, Cisco IOS XE Gibraltar 16.10.x (Catalyst 9200 Switches)
143