Chapter 3 Configuring with the Command-Line Interface

Saving Configuration Changes

 

Command

Purpose

Step 7

 

 

Router(config-if)# exit

Exits back to global configuration mode.

 

 

Repeat Step 4 through Step 6 if your Cisco VG224

 

 

has more than one interface that you need to

 

 

configure.

Step 8

 

 

Router(config-if)# Ctrl-z

When you finish configuring interfaces, returns to

 

Router#

enable mode.

 

 

 

 

 

Saving Configuration Changes

To prevent the loss of the Cisco VG224 configuration, save it to NVRAM:

Step 1

Step 2

Step 3

Command

Purpose

 

 

Router> enable

Enters enable mode. Enter the password.

Password: password

You have entered enable mode when the prompt

Router#

changes to Router#.

 

 

 

Router# copy running-config startup-config

Saves the configuration changes to NVRAM so

 

that they are not lost during resets, power cycles,

 

or power outages.

 

 

Router(config-if)# Ctrl-z

Returns to enable mode.

Router#

 

%SYS-5-CONFIG_I: Configured from console by

This message is normal and does not indicate an

error.

console

 

 

 

Where to Go Next

At this point you can proceed to the following:

The Cisco IOS software configuration guide and command reference publications for more advanced configuration topics. These publications are available on Cisco.com or on the Documentation CD-ROM, or you can order printed copies.

Cisco System Error Messages, Release 12.3(4)T, and Cisco Debug Command Reference, Release 12.3(4)T provide troubleshooting information. For these and other documents, see Obtaining Documentation, page x.

Cisco VG224 Voice Gateway Software Configuration Guide

 

OL-5005-01

3-5

 

 

 

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Cisco Systems VG224 manual Saving Configuration Changes

VG224 specifications

The Cisco Systems VG224 is a versatile VoIP (Voice over Internet Protocol) gateway designed to facilitate the integration of traditional phone systems with modern IP-based communications. This device plays a crucial role in providing connectivity between analog phones and digital networks, allowing organizations to transition smoothly from legacy telephony systems to IP telephony.

One of the standout features of the VG224 is its ability to support up to 24 analog phone lines. This scalability makes it an ideal choice for small to medium-sized businesses that require a dependable solution to handle their telephony needs without overspending on infrastructure. The VG224 acts as a bridge, converting analog voice signals into digital IP packets, thus enabling seamless communication over the Internet or intranets.

The VG224 is equipped with a range of technologies that enhance its functionality and reliability. Voice activity detection (VAD), comfort noise generation (CNG), and echo cancellation are just some examples of the advanced audio processing techniques integrated into the VG224. These technologies improve call quality by ensuring clear and uninterrupted conversations, even under varying network conditions.

In terms of characteristics, the VG224 features a user-friendly interface with a web-based management console, making it easy for network administrators to configure and manage the device remotely. This streamlined approach to management is crucial for businesses that require quick adjustments to their communication infrastructure without the need for extensive technical knowledge.

The VG224 supports multiple signaling protocols, including H.323, MGCP (Media Gateway Control Protocol), and SIP (Session Initiation Protocol). This flexibility allows it to integrate seamlessly with various IP telephony systems and offers businesses the option to utilize their preferred communication standards. Additionally, the device supports power over Ethernet (PoE), providing the convenience of powering devices through the same cable used for data connectivity, thus reducing the need for additional power sources.

In conclusion, the Cisco Systems VG224 is a robust VoIP gateway that combines advanced technology with user-friendly features. Its capacity to support up to 24 analog lines, along with its compatibility with various signaling protocols, makes it an excellent choice for businesses looking to modernize their telecommunication systems while maintaining the reliability of traditional analog connections. With its ease of management and high-quality voice processing capabilities, the VG224 stands out as a key asset for any organization aiming to optimize its communication infrastructure.