PORTABLE USB MODEM

Command:

\Qn

Flow Control Selection

Values:

 

n=0, 1, or 3

Default:

 

3

Description:

\Q0

Disable flow control (same as &K0).

 

\Q1

X-ON/X-OFF software flow control (same as &K4).

 

\Q2

CTS-only flow control. Not supported.

 

\Q3

RTS/CTS hardware flow control (same as &K3).

Command:

\Tn

Inactivity Timer

Values:

 

n=0, 1–255

 

Default:

0

Description:

\Tn

Sets the time (in minutes) after the last character is

 

 

sent or received that the modem waits before

 

 

disconnecting. A value of zero disables the timer.

 

 

Applies only in buffer mode.

NOTE

You can also set the inactivity timer by changing the value of S30.

Command:

\Vn

Protocol Result Code

Values:

 

n=0, 1, or 2

Default:

 

1

Description:

\V0

Disable the appending of the protocol result code

 

 

to the DCE speed.

 

\V1

Enable the appending of the protocol result code

 

 

to the DCE speed.

 

\V2

Same as \V1.

Command:

\Xn

X-ON/X-OFF Pass-Through

Values:

 

n=0 or 1

Defaults:

 

0

Description:

\X0

Modem responds to and discards X-ON/X-OFF

 

 

characters.

 

\X1

Modem responds to and passes X-ON/X-OFF

 

 

characters.

Command:

-Cn

Data Calling Tone

Values:

 

n=0 or 1

Defaults:

 

0

Description:

-C0

Disable v.25 data calling tone to deny remote

 

 

data/fax/voice discrimination.

 

-C1

Enable V.25 data calling tone to allow remote

 

 

data/fax/voice discrimination.

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Black Box MD403A Qn Flow Control Selection, Tn Inactivity Timer, Vn Protocol Result Code, Xn ON/X-OFF Pass-Through

MD403A specifications

The Black Box MD403A is a powerful and versatile device widely recognized for its advanced technology and its ability to streamline data communication. Ideal for both personal and professional use, the MD403A is designed to cater to various environments, from small offices to larger enterprises.

One of the main features of the MD403A is its robust connectivity options. It supports multiple interfaces, including USB, HDMI, and Ethernet, allowing seamless integration with various devices such as computers, projectors, and IP networks. This flexibility makes it a popular choice for businesses that require reliable data transmission across different platforms.

The device is equipped with advanced signal processing capabilities that ensure high-quality data transfer. Utilizing cutting-edge technology, the MD403A minimizes signal loss, thereby enhancing performance and ensuring that the transmitted data remains intact. This feature is particularly crucial in scenarios where large amounts of data need to be transmitted quickly and without loss of quality.

Another significant characteristic of the Black Box MD403A is its user-friendly design. The interface is intuitive, making it easy for users of all technical abilities to navigate the system effortlessly. It typically comes with a straightforward setup process, minimizing downtime and allowing users to get up and running quickly.

The MD403A also boasts advanced security features. It employs multiple encryption protocols to safeguard sensitive information during transmission. With increased cybersecurity concerns, this feature is essential for businesses that handle confidential data, ensuring compliance with various regulatory requirements.

Additionally, the device supports various video resolutions, making it suitable for both standard and high-definition applications. This feature is particularly beneficial for users who want to deliver high-quality presentations or video content without compromising on clarity.

In terms of durability, the MD403A has a sturdy design that can withstand the rigors of daily use. Its compact form factor allows for easy portability, making it an ideal choice for professionals who are always on the move.

In summary, the Black Box MD403A combines advanced features, multiple connectivity options, robust security, and ease of use, making it an essential tool for modern communication needs. Its adaptability and performance make it a preferred choice for users seeking reliable data transfer solutions in diverse settings.