Lucent Technologies 8403 manual Key Words to Know, Access code See feature access code

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Key Words to Know

access code See feature access code.

activate To begin or turn on the operation of a feature.

attendant The person who handles incoming and outgoing calls at the main console.

AUDIX Audio Information Exchange, an optional voice mail and message service which provides coverage for calls to you by recording callers’ messages and reporting Leave Word Calling messages.

call appearance A button used exclusively to place or receive calls. It has an assigned extension number and is equipped with a red light and a green status light.

console permission The authorization (from your system manager) to initiate Call Forwarding All Calls for an extension other than your own.

coverage Automatic redirection of calls from an unanswered voice terminal to another voice terminal. Redirection could be to the extension of a receptionist, secretary, coworker, AUDIX, or message center. A person who provides coverage is a covering user.

DEFINITY Communications System Generic 1 and Generic 3 The switch to which you may be connected. (Your voice terminal may be connected to a DEFINITY Enterprise Communications Server (ECS), Release 5, or to a System 75 instead.) The DEFINITY Generic 1 and Generic 3 switches, the DEFINITY ECS, and System 75 are communications systems which transmit and receive voice and data signals for all communications equipment in your network.

DEFINITY Enterprise Communications Server (ECS) Release 5 The switch to which you may be connected. (Your voice terminal may be connected to a DEFINITY Generic 1 or Generic 3, or to a System 75 instead.) The DEFINITY ECS, the DEFINITY G1 and G3 switches, and System 75 are communications systems which transmit and receive voice and data signals for all communications equipment in your network.

dial pad The 12 pushbuttons you use to dial a number and access features.

enhanced list One of the four types of Abbreviated Dialing lists; programmable only by the system manager (and available only with System 75 Version 3, DEFINITY Generic 1 and Generic 3, and with the DEFINITY ECS, Release 5). Contains telephone numbers useful to all system members, and stores each of those numbers as a 1-, 2-, or 3-digit list item.

entry number (or * or #) A number from 1 through 9 and 0 or the * key or

the # key corresponding to the 12 entries on the Feature Directory. Along with Feature , each number (or the * or # key) is dialed to access an assigned feature. Also see Feature Directory.

extension A dialing number of one to five digits assigned to each voice terminal connected to a DEFINITY switch, a DEFINITY ECS, or to a System 75.

feature A special function or service, such as Conference, Hold, Send All Calls, etc.

feature access code A dial code of one, two, or three digits, which you use to activate or cancel the operation of a feature. Check with your system manager for the feature access codes for your system.

Feature button A blue button used with dial pad keys for accessing the 12 features listed on the Feature Directory. When the Feature button is active, the red light next to the button is on. When this button is used with Hold , you can select a personalized ring for your voice terminal.

Feature Directory The list of features on your voice terminal just above the three call appearance buttons and the dial pad. The features are assigned by your system manager. You can

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Contents Definity Enterprise Communications Server ECS Release Prepared by ContactOrder Contents One Version of the 8403 Voice Terminal Your 8403 Voice TerminalAnother Version of the 8403 Voice Terminal Feature selection mode When you pressTest button Call appearance buttons Transfer button Page Quick Look at the Features Page 8403 Feature Directory How to Use the Feature DirectoryTheir Meaning How to Use the FeaturesTroubleshooting Later in This Guide Abbreviated Dialing AD Voice Feature ProceduresOr, while off-hook, dial the Program access code Page Or dial the Call Forward access code Or dial the Automatic Callback access codeAutomatic Callback Call Forwarding All CallsCall Park Or dial the Call Forward cancel codeConference Or dial the Call Pickup access codeCall Pickup Drop Last Number Dialed Or dial the Last Number Dialed access codeHold Or dial the Leave Word Calling cancel code Or dial the Leave Word Calling access codeLeave Word Calling LWC MessageMute Or dial the Priority Calling access code whilePriority Calling Off-hookSelect Ring and Ringer Volume Or dial the Send All Calls access code Speaker and Speaker VolumeOr dial the Send All Calls cancel code Send All CallsTest Transfer Ringing Tones Tones and Their MeaningProblem Solution TroubleshootingSystem 75 Version Notes Key Words to Know Access code See feature access codePage 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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