ZyXEL Communications 56K Plus Series 23

Omni 56K Plus Series User’s Guide

quality. This algorithm can also be used to reduce the speech data rate to 1/3 or 1/4 of the original rate, but with voice quality degradation. Only 4-bit ADPCM is used in the Omni 56K Plus.

Specifications and Function Description

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Contents

Page Copyright Copyright © 2004 by ZyXEL Communications Corporation Disclaimer Trademarks Federal Communications Commission (FCC) Interference Statement Notice Certifications ZyXEL Limited Warranty NOTE Customer Support Table of Contents List of Tables Preface About This User's Manual Related Documentation User’s Guide Feedback Syntax Conventions Control Panels Modem Page Introduction 1.1ZyXEL Omni 56K Plus modem Overview 1.2Main Features Page Specifications and Function Description 2.1Hardware Specifications 2.2Firmware Specifications 2.3Protocol Support 2.4Capability 2.5Data Function 2.5.1 Physical Layer Capability 2.5.2 Flow Control 2.5.3 Hardware CTS/RTS Flow Control 2.5.4 Software XON/XOFF Flow Control 2.5.5 Error Control 2.5.6 Data Compression 2.5.7 Repeat Dial 2.5.8 Cyclic Dial 2.5.9 Caller Number Delivery (Caller ID) Page 2.5.10 Distinctive Ring 2.5.11 Security Function Page 2.6Fax function 2.6.1 Fax Physical Layer Protocol 2.6.2EIA Class 1/Class 2/Class 2.0 Command Set 2.6.3ITU-TT.30 Fax Protocol 2.7Voice Function Page Page Result Codes CARRIER PROTOCOL COMPRESSION CONNECT DTE Page Command Sets 4.1Data command sets 4.1.1 Basic AT Command Sets Page 4.1.2 Extended AT& Command Sets Page Page 4.1.3 Extended AT* Command Sets Page 4.1.4 Extended AT# Command Sets 4.2Fax command sets 4.2.1 Service Class 1 Commands 4.2.2 Service Class 2 Commands Page Page Table 4-10Class 2 Command Responses 4.2.3 Service Class 2.0 Commands Page Page 4.3Voice AT Commands Page 4.4Voice Shielded DTE Commands 4.5Voice Shielded DTE Responses 4.6S-RegisterDescriptions Page Page Page Page Page Page Page Firmware Upgrade 5.1Upgrading by Utility 5.2Upgrading by Terminal Emulation Program 5.2.1 Upgrading Using Bitware Example Page Send Send file – Select Protocol Xmodem Settings… XModem Checksum 5.2.2 Upgrading Using HyperTerminal Example Connection Description Connect to COM Properties Page Transfer Send File Page Page Index