AT commands 59

DCD Operation

&Cvalue

The DCD Operation Command sets the operation of the DCD pin. The following table shows the allowable values.

Value

Use

0always on

1tracks connection (default)

2always on except temporarily after a disconnect

The DCD pin tracks the connection and asserts when the

CTA 500dm has successfully completed a physical layer connection over one of the network B-channels. It does not indicate the successful negotiation of a rate adaptation protocol.

When the value 2 is selected and a connection has been broken, DCD is turned off for the time selected in S-register S10.

All modes of operation may not apply with all selections of rate adaptation protocols.

Result Codes

OK Appears when the value is supported.

ERROR Appears when the selected value is not recognized or is not supported.

DTR Operation

The DTR Operation Command

&Dvalue

sets the operation of the DTR pin. The following table shows the allowable values.

Value

Use

0ignored by CTA 500dm (default)

1enter the Command State (normally On-line Command State from On-line Data State)

P0873832 Issue 05

CTA 500dm On Line Guide

Page 59
Image 59
Nortel Networks CTA 500dm manual DCD Operation, DTR Operation

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.