Configuration -Reference

Table A-1.

AT Commands, Cross-Referenced to Front Panel Options (Continued)

AT

Parameter &

 

Command

Option

Description

 

 

 

 

Callback

Callback Feature

 

 

Determines the source of the telephone number that your modem calls when it receives a valid

 

 

access security password from the remote modem.

 

 

NOTE: For details on access security and call features, see Chapter 2 of the 326X Series

 

 

Modem Reference Guide.

AT*ZC0

=Off

Callback is disabled.

AT*ZC1 – 9

=Intern 1 – 9

The answer modem performs the callback using the phone number stored in the specified

 

 

location (even if the calling modem provides a callback number).

AT*ZC10

=Remote

The answer modem performs the callback using a number provided by the remote user. If the

 

 

calling modem does not provide a callback number and the password is valid, the modem

 

 

attempts a connection, without hanging up or calling back.

Only accessi-

=Manager

The NMS performs the callback using a phone number stored in its database that is associated

ble from an

 

with the received ID code. This option is not accessible from the front panel or AT ACU and

NMS

 

displays only when selected by an NMS.

AT*ZC12

=Rmt Ind

The answer modem performs the callback using the phone number stored at the specified

 

 

phone number index provided by the remote user (1 – 9). If the remote device does not provide

 

 

a callback index, the modem attempts to establish a connection without hanging up or calling

 

 

back if AT*ZR0 (Rmt Num Rqrd=Off) is set.

 

DialRstrct

Dial Restricted

 

 

This command defines dial command limitations.

AT*ZD0

=Off

No dial restrictions exist.

AT*ZD1

=Lvl1

The auto redial command is not allowed. The A/ command is not allowed if the previous

 

 

command was a dial command. In both cases, the modem reports an ERROR message to the

 

 

DTE.

AT*ZD2

=Lvl2

Lvl2 has the same function as Lvl1. In addition, only stored phone numbers may be dialed. The

 

 

ATD, V.25bis CRN, LPDA2 Hex 21, and the front panel Enter Then Dial options are not

 

 

allowed.

Quick

AT*ZI

Enter Group

 

PW?

Enter Access Security Group Password

Lets you enter the password that your modem uses for access security.

Enter AT*ZIx<CR>, where x=maximum 10 characters; minimum one character From the front panel, enter alphanumeric characters.

NOTE: For a detailed description of the modem’s access security and call features, refer to Chapter 2 of the 326X Series Modem Reference Guide.

 

Tone

Select Tones with Access Security

 

 

Controls the type of tones used by your modem to alert the caller to expect a callback and to

 

 

enter the access security password.

AT*ZP0

=None

No tones are generated by the answer modem.

AT*ZP1

=Prompt Only

Upon answering a call, the local modem sends the caller a dial tone. Thisis a prompt for the

 

 

caller to enter the access security password. This setting is intended for manual dialing only.

 

 

The dial tone lasts for the amount of time specified by S-Register 45. The caller must enter the

 

 

access security password in the amount of time specified by S-Register 46.

 

 

 

Gray shading indicates country-specific options. See Appendix C for your country’s options.

A-32 Configuration Quick Reference

Page 148
Image 148
Telenetics 326X V.34, V.34-SDC manual Callback Feature, Access security password from the remote modem, Dial Restricted

326X V.34, V.32bis Series, V.34-SDC specifications

Telenetics has been a key player in the field of telecommunications, offering advanced modem solutions that cater to diverse communication needs. Among their notable products are the V.34-SDC and V.32bis series, including the 326X V.34 modem. These modems have been designed to enhance data transmission reliability and speed in various applications.

The Telenetics V.34-SDC modem represents a significant leap in technology, supporting data rates of up to 28.8 Kbps. This modem utilizes the advanced V.34 modulation scheme, which optimizes the use of existing telephone lines to deliver impressive performance, especially for users requiring high-speed data transmission. The V.34-SDC model also features robust error correction and data compression techniques, ensuring that users receive accurate data even over less than ideal connections. With its extended line-conditioning capabilities, the V.34-SDC modem can efficiently handle long distances and poor line conditions.

Equally noteworthy is the V.32bis series, which provides backward compatibility with V.32 modems, enabling seamless integration into existing systems. Capable of speeds up to 14.4 Kbps, the V.32bis modems are ideal for businesses and environments where legacy systems remain in use. It features adaptive equalization and advanced echo cancellation, ensuring a clear signal is maintained throughout the data transmission process. This versatility allows users to connect with various devices across different infrastructures.

The 326X V.34 modem further exemplifies Telenetics' commitment to high performance. It combines the V.34 capabilities with enhanced security features, offering users encryption options for sensitive data. This is particularly crucial for businesses that need to safeguard their information against potential vulnerabilities during transmission. The 326X also supports various data communication protocols, making it adaptable for multiple platforms and applications.

In summary, Telenetics’ V.34-SDC, V.32bis series, and 326X V.34 modems stand out for their high-speed data transmission, compatibility, advanced error correction, and security features. These technologies make them excellent choices for both enterprise and networking applications where reliable communication is vital. Telenetics continues to innovate, delivering modem solutions that meet the evolving demands of the telecommunications landscape.