Cisco Systems VG224 Connecting Cables, 120 VAC, 15A 240 VAC, 10A international Statement

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Chapter 3 Installing the Cisco VG224 Voice Gateway

Connecting Cables

Connecting Cables

For cables not included with your Cisco VG224 voice gateway, pinout information is in Appendix A, “Cable Specifications and Information.” Cisco VG224 voice gateway ports are color-coded for identification.

Warning Do not work on the system or connect or disconnect cables during periods of lightning activity. Statement 1001

Warning This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that the protective device is rated not greater than:

120 VAC, 15A (240 VAC, 10A international) Statement 1005

Warning To prevent accidental discharge in the event of a power line cross, route on-premise wiring away from power cables and off-premise wiring, or use a grounded shield to separate the on-premise wiring from the power cables and off-premise wiring. A power line cross is an event, such as a lightning strike, that causes a power surge. Off-premise wiring is designed to withstand power line crosses. On-premise wiring is protected from power line crosses by a device that provides overcurrent and overvoltage protection. Nevertheless, if the on-premise wiring is in close proximity to, or not shielded from, the off-premise wiring or power cables during a lightning strike or power surge, the on-premise wiring can carry a dangerous discharge to the attached interface, equipment, and nearby personnel. Statement 338

Table 3-2shows the results of the NEBS Type 1/3 power cross tests (tip/ring to ground) performed on the Cisco VG224 voice gateway FXS ports.

Table 3-2 Results of the NEBS Power Cross Tests on FXS Ports

NEBS Tests

Results

 

 

50 V/0.33 A; 15 minutes

Pass

 

 

 

100

V/0.17 A; 15 minutes

Pass

 

 

 

200

V/1.00 A; 1–second pulses, 60 repetitions

Pass

 

 

 

Note The installation must comply with all applicable codes.

Cisco VG224 Voice Gateway Hardware Installation Guide

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OL-5006-04

 

 

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Contents Installing the Cisco VG224 Voice Gateway General Safety Practices Safety RecommendationsMaintaining Safety with Electricity Safety TipsSite Log Preventing Electrostatic Discharge DamageKeeping Track-Checklist Installation ChecklistMounting Tools and Equipment Unpacking and InspectionRack-mounting Wall-mounting Rack-Mounting the ChassisMounting Screws 19-Inch Rack Installation-Front Panel Forward Attaching the BracketsInstalling the Cisco VG224 Voice Gateway in a Rack StatementWall-Mounting the Chassis Attaching the Brackets for Wall-Mounting8shows the orientation required for installation Bench-Top Installation Installing the Ground ConnectionCrimping a Ground Lug onto the Ground Wire 10 NEBS-Compliant Chassis Ground Connection Using Ground Lug Nebs Tests Results Connecting Cables120 VAC, 15A 240 VAC, 10A international Statement LAN and Power Cables Connected To CableConnecting the Input Power Connecting the Console Port to a PC or an Ascii TerminalConnecting the Auxiliary Port to a Modem Voice Cables Color or Type Connected To Cable14 Analog Voice Connection Connecting to a Remote PC Ports, Connectors, and PinoutsConnecting to a Modem Cisco VG224 Port Port Color Connector/Cable Interface ToConnecting a Backup Battery to a DC-Powered Cisco VG224 Connecting Backup PowerConnecting to a Remote Ascii Terminal 15 Connecting a Battery Backup to a DC-Powered Cisco VG224 Pin Number DescriptionsConnecting a UPS to an AC-Powered Cisco VG224 UPSOL-5006-04
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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.