Cisco Systems UBR904 manual Preparing for Installation

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C H A P T E R 2

Preparing for Installation

This chapter describes the equipment and site requirements for installing the Cisco uBR904 cable modem. The chapter contains the following sections:

Safety Recommendations

Site Requirements

Tools for Installation

Configuration Information

Cisco uBR904 Cable Modem Installation Checklist

Site Log

Before installing the Cisco uBR904 cable modem, you should consider the power and cabling requirements that must be in place at the installation site, the equipment you will need to install the Cisco uBR904 cable modem, and the environmental conditions the installation site must meet to maintain normal operation. This chapter guides you through the process of preparing for the Cisco uBR904 cable modem installation.

Note The Cisco uBR7246 universal broadband router installed at the cable headend must be properly configured to successfully install the Cisco uBR904 cable modem. Additional configuration information is downloaded from the Cisco uBR7246 to the Cisco uBR904 cable modem.

We highly recommend that a cable headend technician be available, or on-call, to assist you with troubleshooting Cisco uBR904 cable modem installations; especially during the early field installations. Contact your cable service provider for more information.

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Contents Preparing for Installation Safety Recommendations Preventing Electrostatic Discharge Damage Safety with ElectricityFor Class a Equipment For Class B Equipment FCC RequirementsCispr 22 Requirements Site RequirementsWiring and Cabling AC PowerInterference Considerations Coaxial Cable Quality Wiring and CablingDistance Limitations Personal Computer Hardware and Software Installing the Cisco uBR904 Cable Modem at the HeadendSite Environment Cisco uBR904 Cable Modem Footprint and Outer DimensionsGeneral Precautions Preventive Site Configuration Maintaining Normal OperationPower Considerations Tools for InstallationRJ-45 Receptacle and Plug Making a Crossover Ethernet Cable ConnectionRJ-45 Cable Identification Configuration InformationCisco uBR904 Cable Modem Installation Checklist Site Log Task Verified by Date Site LogPreparing for Installation Site Log
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UBR904 specifications

The Cisco UBR904 is a versatile broadband access device designed to deliver high-speed internet and data services in various deployment scenarios, particularly suitable for cable operators and service providers. This device allows operators to provide broadband services over a wide area, utilizing advanced technologies to ensure reliability and performance.

One of the key features of the UBR904 is its capability to support multiple channels for upstream and downstream communication, allowing for greater bandwidth and improved network performance. With its integrated DOCSIS (Data Over Cable Service Interface Specification) compliance, the UBR904 enables operators to leverage existing coaxial cable infrastructures to deliver data services efficiently. This makes it an ideal choice for operators looking to expand their service offerings without the need for extensive infrastructure changes.

Equipped with a powerful processor and ample memory, the UBR904 is designed for high throughput and low latency, supporting IP data services, voice services, and video on demand. It utilizes advanced modulation techniques and error correction algorithms that enhance data transmission efficiency and reliability. This results in a robust platform capable of meeting the demands of high-density areas while accommodating future growth.

The UBR904 also features flexible management capabilities. It includes support for SNMP (Simple Network Management Protocol), enabling operators to monitor and manage network performance effectively. The device can be easily configured through a graphical user interface or command-line interface, providing system administrators with the tools needed for straightforward deployment and maintenance.

In addition to its core functionalities, the UBR904 integrates security features to protect network traffic and ensure user data integrity. This includes capabilities for secure tunneling and access control lists, which enhance the security of the broadband connection.

Furthermore, the Cisco UBR904 is designed with scalability in mind. Operators can easily scale their networks by adding additional modules or interfaces as demand grows. This ensures that the UBR904 can meet the evolving needs of service providers without necessitating a complete hardware overhaul.

In summary, the Cisco UBR904 is a robust, feature-rich broadband access device that combines high performance, advanced technologies, and scalability, making it an excellent choice for operators looking to deliver high-speed internet and data services across diverse environments. Its ease of use and extensive management features further enhance its appeal, positioning it as a key player in the broadband access market.