Cisco VG400 series 소프트웨어 구성 매뉴얼 - 페이지 9

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Cisco VG400 series에 대해서도 마찬가지입니다: 하드웨어 설치 매뉴얼 (40 페이지), 설치 (13 페이지)

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Understanding Interface Numbering and Cisco IOS Software Basics

Undoing a Command or Feature

If you want to undo a command you entered or disable a feature, enter the keyword no before most commands.

For example, no ip routing.

Saving Configuration Changes

Enter the copy running-config startup-config command to save your configuration changes to nonvolatile

random-access memory (NVRAM). Doing so ensures that the changes are not lost if there is a system reload

or power outage. For example:

Router# copy running-config startup-config

Building configuration...

It might take a minute or two to save the configuration to NVRAM. After the configuration has been saved,

the screen displays the following:

[OK]

Router#

Upgrading to a New Cisco IOS Release

To install or upgrade to a new Cisco IOS release, see

Where to Go Next

Now that you have learned some Cisco IOS software basics, you can begin to configure the router using the

CLI.

Remember that:

• You can use the question mark (?) and arrow keys to help you enter commands.

• Each command mode restricts you to a set of commands. If you have difficulty entering a command,

• To disable a feature, enter the keyword no before the command. For example, no ip routing.

• Save your configuration changes to NVRAM so the changes are not lost if there is a system reload or

Proceed to

check the prompt and then enter the question mark (?) for a list of available commands. You might be

in the wrong command mode or be using the wrong syntax.

power outage.

Configuring the Host Name and Password, on page 5

How to Update or Upgrade Cisco IOS Software

to begin configuring the router.

Cisco VG400 Voice Gateway Software Configuration Guide

Undoing a Command or Feature