Ethernet+Modem/Fax PC Card User’s Guide

Table B.1 AT Command Summary (cont.)

Command

AT&C0

AT&C1

AT&D0

AT&D1

AT&D2

AT&D3

AT&F0

AT&F1

AT&Go

AT&G1

AT&G2

AT&P0

AT&P1

AT&S0

AT&S1

AT&T0

AT&T1

AT&T2

AT&T3

AT&T4

AT&T5

AT&T6

AT&T7

AT&T8

AT&V

Description

Force RLSD active

Allow RLSD to follow the carrier state

Interpret DTR On- to-Off transition per &Qn

Interpret DTR On- to-Off transition per &Qn

Data Terminal Ready (selected)

Interpret DTR On- to-Off transition per &Qn

Reset to default settings

Reset to default settings

Disable guard tone

Disable guard tone

Enable 1800 Hz guard tone

Set 10 pps pulse dial

Set 10 pps pulse dial

DSR is always active

DSR acts per V.25

Terminate test

Initiate analog loopback

Result code

Initiate digital loopback

Allow digital loopback

Disallow loopback request

Request an RDL

Request an RDL

Initiate analog loopback

Display configuration

Usage

Force RLSD active regardless of the carrier status

Normally used in reset and initialization strings

Prepares the modem for normal data transfer

Prepares the modem for normal data transfer

Prepares the modem for normal data transfer

Prepares the modem for normal data transfer

Restore factory configuration 0.

Restore factory configuration 1.

Disable guard tone

Disable guard tone

Enable 1800 Hz guard tone

Set 10 pps pulse dial with 39%/61% make/break

Set 10 pps pulse dial with 33%/67% make/break

Activates DSR

DSR acts per V.25

Terminate any test in progress

Initiate local analog loopback

Returns ERROR result code

Initiate local digital loopback

Allow remote digital loopback

Disallow remote digital loopback request

Request RDL without self-test

Request RDL with self-test

Initiate local analog loop with self- test

Display current configuration

Default

N

Y

N

N

Y

Y

N

N

N

N

N

Y

N

Y

N

Y

N

N

N

N

N

N

N

N

N

B-4 Modem AT Commands and S-Registers

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Accton Technology EN2218 manual AT&C0 AT&C1 AT&D0 AT&D1 AT&D2 AT&D3 AT&F0 AT&F1

EN2218 specifications

Accton Technology EN2218 is a versatile and robust networking device designed primarily for enterprise and service provider applications. Known for its compact design and high efficiency, the EN2218 is particularly well-suited for environments where space and power consumption are critical factors. This device integrates advanced networking technologies and features that ensure it can handle a variety of tasks with ease.

One of the standout characteristics of the EN2218 is its scalability. It supports multiple configurations, allowing enterprises to adapt the device to their specific networking needs. This flexibility makes it ideal for a range of applications, from small offices to large data centers, where the demand for high-capacity network switching is ever-increasing.

The EN2218 boasts impressive throughput capabilities. Equipped with multiple Fast Ethernet and Gigabit Ethernet ports, it provides ample bandwidth for simultaneous data transfers. This ensures smooth operation for data-intensive applications such as video conferencing, large file transfers, and cloud computing, fostering an improved user experience without bottlenecks.

Security is a significant focus for networking equipment, and the EN2218 does not disappoint. It features advanced security protocols that protect data integrity and prevent unauthorized access. With support for Virtual Private Network (VPN) configurations, users can ensure secure connections over public networks, making the device ideal for remote work setups.

Additionally, the EN2218 supports advanced Quality of Service (QoS) features, allowing for prioritization of critical data streams. This is essential for businesses requiring real-time data processing, such as VoIP or video streaming services. With QoS, users can manage bandwidth effectively, ensuring that priority applications receive the resources they need for optimal performance.

Another key technology integrated into the EN2218 is its support for PoE (Power over Ethernet). This allows network cables to transfer power alongside data, reducing the need for separate power supplies and enhancing installation flexibility. This is particularly beneficial for powering devices like IP cameras, wireless access points, and VoIP phones.

The EN2218 also includes an intuitive web-based interface for easy management and configuration. Network administrators can quickly set up the device, monitor performance, and troubleshoot issues without requiring extensive technical expertise. This usability factor is critical in reducing the total cost of ownership and streamlining network operations.

In summary, Accton Technology EN2218 is a feature-rich networking solution that combines scalability, security, throughput, and ease of use, making it an excellent choice for diverse networking environments. Its emphasis on advanced technologies ensures that it meets the evolving demands of modern enterprises.