Lucent Technologies 8403 manual Contact, Order, Prepared by

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NOTICE

While reasonable efforts were made to ensure that the information in this document was complete and accurate at the time of printing, Lucent Technologies can assume no responsibility for any errors. Changes or corrections to the information contained in this document may be incorporated into future issues.

TO ORDER COPIES OF THIS DOCUMENT

Contact:

Lucent Technologies BCS Publications Center

 

P.O. Box 4100

 

 

Crawfordsville, IN 47933

 

 

Domestic: 1 800 457-1235

International: 1 317 361-5353

 

Domestic Fax: 1 800 457-1764

International Fax: 1 317 361-5355

Order:

Document No. 555-230-761

 

 

Issue 2, March 1997

 

For more information about related documents, see Business Communications Systems Publications Catalog, 555-000-010.

HEARING AID COMPATIBILITY

This voice terminal is Hearing Aid Compatible (HAC). In addition, some units have “HAC” printed on them.

YOUR RESPONSIBILITY FOR YOUR SYSTEM’S SECURITY

You are responsible for the security of your system. Lucent Technologies does not warrant that this product is immune from or will prevent unauthorized use of common-carrier telecommunication services or facilities accessed through or connected to it. Lucent Technologies will not be responsible for any charges that result from such unauthorized use. Product administration to prevent unauthorized use is your responsibility and your system manager should read all documents provided with this product to fully understand the features available that may reduce your risk of incurring charges.

TRADEMARKS

DEFINITY and AUDIX are registered trademarks of Lucent Technologies.

REFERENCES TO AT&T

Any references within this text to American Telephone and Telegraph Corporation or AT&T should be interpreted as references to Lucent Technologies Incorporated. The exception is cross- references to books published prior to December 31, 1996, which retain their original AT&T titles.

Prepared by

© 1997 Lucent Technologies

BCS Product Documentation Development

All Rights Reserved

Middletown, New Jersey 07748-9972

Printed in USA

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Contents Definity Enterprise Communications Server ECS Release Prepared by ContactOrder Contents Your 8403 Voice Terminal One Version of the 8403 Voice TerminalFeature selection mode When you press Another Version of the 8403 Voice TerminalTest button Call appearance buttons Transfer button Page Quick Look at the Features Page How to Use the Feature Directory 8403 Feature DirectoryHow to Use the Features Their MeaningTroubleshooting Later in This Guide Abbreviated Dialing AD Voice Feature ProceduresOr, while off-hook, dial the Program access code Page Automatic Callback Or dial the Automatic Callback access codeOr dial the Call Forward access code Call Forwarding All CallsOr dial the Call Forward cancel code Call ParkConference Or dial the Call Pickup access codeCall Pickup Drop Last Number Dialed Or dial the Last Number Dialed access codeHold Leave Word Calling LWC Or dial the Leave Word Calling access codeOr dial the Leave Word Calling cancel code MessagePriority Calling Or dial the Priority Calling access code whileMute Off-hookSelect Ring and Ringer Volume Or dial the Send All Calls cancel code Speaker and Speaker VolumeOr dial the Send All Calls access code Send All CallsTest Transfer Tones and Their Meaning Ringing TonesTroubleshooting Problem SolutionSystem 75 Version Notes Access code See feature access code Key Words to KnowPage Page Quick Reference Lists Miscellaneous
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8403 specifications

Lucent Technologies 8403 is a significant telecommunications switch that was primarily utilized in the late 1990s and early 2000s. It played a crucial role in the evolution of telecommunication systems, reflecting the rapid advancements in technology during that period. The 8403, part of the Lucent 8400 series, was known for integrating various features and capabilities that were vital for modern telecommunication networks.

One of the standout features of the Lucent 8403 was its advanced switching technology. Utilizing time division switching and digital signal processing, the device was capable of handling a large volume of calls simultaneously while maintaining high-quality voice transmission. This technology enabled efficient routing of calls and minimized the risk of dropped connections, which was a concern in earlier analog systems.

Another significant characteristic of the Lucent 8403 was its support for a wide range of telecommunications protocols. The switch was designed to facilitate both traditional telephone services and emerging digital services, including ISDN and Frame Relay. By accommodating both circuit-switched and packet-switched networks, the 8403 provided flexibility that major telecommunication providers demanded during that transition period.

The 8403 also featured enhanced signaling options, such as Common Channel Signaling System No. 7 (CCSS7), which allowed for improved call setup, control, and management. This feature significantly reduced the time it took to establish a call, thereby improving overall network efficiency.

Scalability was another key characteristic of the Lucent 8403. As telecommunication needs grew, service providers could expand their systems by integrating additional hardware and modules without requiring a complete overhaul of the existing infrastructure. This adaptability was crucial as demand for services fluctuated and as new technologies emerged.

Moreover, the switch was designed with reliability and redundancy features in mind. Its architecture included failover mechanisms that ensured continued operation even in the event of hardware failures. This reliability was essential for operators that required uninterrupted service delivery.

Lastly, the user-friendly interface of the Lucent 8403 provided simplified management and monitoring capabilities. System administrators could easily access performance metrics, troubleshoot issues, and manage configurations, facilitating more efficient maintenance and operations.

In conclusion, the Lucent Technologies 8403 played a transformative role in telecommunications infrastructure during its era. Its blend of advanced switching technology, protocol support, scalability, reliability, and user-friendly management tools made it a foundational component in the evolution of modern telecom networks. As a result, it served as a significant stepping stone toward the complex, integrated systems we see today.
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