44 AT commands

Call Control

Call Control Commands are associated with making calls through the CTA 500dm. They are also understood by most computer software.

Call Control commands summary

Command

Description

Value

 

 

 

Dx

originate a call

valid dial string or strings

 

 

 

A

answer a call

 

 

 

 

H

disconnect from

 

 

current call

 

 

 

 

Dial Command

The Dial Command

D[dial string][;]

instructs the CTA 500dm to originate a call.

The dial string consists of characters, up to the end of the line or to the optional; character. The dial string stored in location 0 is used if no characters follow the D command; an error is returned when there is no stored dial string.

Character

Use

 

 

0-9

dialed digits

 

 

p or P

ignored (or may be used to force dial a speech bearer

 

service call)

 

 

t or T

ignored (or may be used to force dial a 3.1 kHz audio bearer

 

service call)

 

 

, or -

ignored, used as separators or for formatting

 

 

!

hook flash

 

 

w or W

wait (the CTA 500dm does not perform dial tone detection, so

 

it will wait for 2 seconds)

 

 

,

pause in dialing

 

 

&

dial string separator; used for applications that need multiple

 

numbers to dial

 

 

CTA 500dm On Line Guide

P0873832 Issue 05

Page 44
Image 44
Nortel Networks CTA 500dm manual Call Control commands summary, Dial Command

CTA 500dm specifications

Nortel Networks CTA 500dm is a versatile and robust communications technology platform specifically designed to enhance network solutions for businesses and organizations. With a keen focus on delivering high-performance connectivity, the CTA 500dm serves as a critical component in managing voice, video, and data traffic within a unified communications environment.

One of the standout features of the CTA 500dm is its scalability. The platform supports a variety of deployment scenarios, making it suitable for organizations of varying sizes, from small businesses to large enterprises. This scalability allows for seamless upgrades and expansions, ensuring that businesses can adapt their network solutions to meet evolving demands without requiring a complete overhaul of their existing infrastructure.

The CTA 500dm incorporates advanced technologies such as Session Initiation Protocol (SIP), which is essential for facilitating real-time communication sessions, including VoIP calls and video conferencing. SIP allows for the integration of various communication channels, providing users with a unified experience while streamlining management for IT teams. Moreover, the platform supports Quality of Service (QoS) mechanisms, which help prioritize voice and video traffic to ensure optimal performance, reducing latency and enhancing the overall user experience.

Another characteristic of the CTA 500dm is its comprehensive security features. The platform includes robust encryption methods and authentication protocols to safeguard data and voice communications from potential threats. This is particularly vital in an era where cyber threats are increasingly sophisticated, ensuring that organizations can maintain secure operations while conducting vital communications.

Furthermore, the CTA 500dm is designed with user-friendliness in mind. Its intuitive interface simplifies management and configuration tasks, allowing IT administrators to efficiently oversee the system without requiring extensive training or specialized knowledge. Coupled with extensive monitoring and reporting tools, administrators can gain valuable insights into network performance and troubleshoot issues proactively.

In conclusion, the Nortel Networks CTA 500dm stands out as a powerful solution for organizations looking to optimize their communication infrastructure. With its scalability, support for advanced technologies like SIP, strong security features, and user-friendly management capabilities, the CTA 500dm delivers a comprehensive platform for modern communications, ensuring that businesses remain connected, productive, and secure in today’s fast-paced digital landscape.