Troubleshooting

Table 4-1. Troubleshooting Guidelines — Continued

Symptom

Problem

Solution

The PC

The 8400B Plus

communications

Data Module has

software indicates

ignored the

that the call has

on-to-off transition

been disconnected,

of the DTR lead.

but the green LED is

 

still on.

 

From command mode, type the command

AT&D2 ENTER

to set the DTR lead option to disconnect on DTR lead transition from on to off. Alternatively, determine and use the command provided by the communications software to implement this change.

 

The 8400B Plus

Ensure that after the escape sequence

 

Data Module has

(+++) has been entered to switch the

 

ignored the H

8400B Plus Data Module to command

 

(hang-up)

mode, an adequate pause before and

 

command.

after the +++ is allowed before issuing

 

 

the H command. In escaping to

 

 

command mode with the result codes

 

 

enabled, the 8400B Plus Data Module

 

 

must be given time to return OK

 

 

or 0 before it is ready to accept a

 

 

command.

 

 

 

The speakerphone

Incorrect option

Change the Automatic Speakerphone

does not turn on

settings.

Activation option to Yes.

when a voice call is

 

 

dialed.

 

 

 

 

 

The speakerphone

Incorrect option

Change the Immediate Speakerphone

turns on when a

settings.

Activation option to Yes.

voice call is dialed,

 

 

but dial tone and

 

 

touch-tones are not

 

 

heard.

 

 

 

 

 

Issue 2 November 1996 4-5

Page 75
Image 75
Avaya 8400B Plus manual AT&D2 Enter

8400B Plus specifications

The Avaya 8400B Plus is a state-of-the-art digital communication system designed to cater to the diverse needs of modern organizations. Integrating advanced technologies and an array of features, this system enables seamless voice and data communication, enhancing productivity and collaboration in the workplace.

One of the key features of the Avaya 8400B Plus is its robust scalability. Organizations can easily expand the system as their needs grow, making it a versatile choice for enterprises of all sizes. The system supports up to 960 ports, allowing for extensive connectivity without compromising performance. This scalability is complemented by the ability to integrate with various third-party applications, providing a customized communication solution.

In terms of technology, the Avaya 8400B Plus is built on a hybrid architecture, supporting both traditional digital telephony and Voice over Internet Protocol (VoIP). This enables organizations to leverage their existing infrastructure while transitioning to more modern communication methods. The system is equipped with advanced digital signal processing capabilities, ensuring superior voice quality and reduced latency during calls.

Another significant characteristic of the Avaya 8400B Plus is its user-friendly interface. The system features a comprehensive management portal that simplifies configuration and administration tasks, making it accessible to IT personnel with varying levels of expertise. Additionally, the system offers rich call handling capabilities, including call routing, forwarding, and conferencing, enhancing the overall user experience.

Security is also a top priority in the design of the Avaya 8400B Plus. The system incorporates robust encryption protocols and security features that protect sensitive communications, safeguarding organizations against potential threats. It also provides audit and access control features, ensuring that only authorized personnel can manage the system.

Furthermore, the Avaya 8400B Plus is designed with reliability in mind. Its redundant power supplies and backup systems guarantee minimal downtime, boosting organizational productivity even in the event of system failures. The system's durability is a testament to Avaya’s commitment to delivering long-lasting communication solutions.

In summary, the Avaya 8400B Plus stands out for its scalability, hybrid technology, user-friendly interface, security features, and reliability. These attributes make it an ideal choice for businesses looking to enhance their communication capabilities and adapt to the ever-evolving landscape of digital interactions.