ZyXEL Communications 56K - page 32

User's Guide for ZyXEL Omni 56K USB Modem

3-12

Enter the original password and a new password and then to re-enter the new password for

verification. For example:

PASSWORD (Enter supervisor password)

********

PASSWORD (Enter new supervisor password)

********

Verify (Enter the new supervisor password again)

********

OK

The command AT*Hn modifies the nth user password and the supervisor password on the

screen for viewing. Again, enter the supervisor password first.

The following commands enable different types and levels of security:

CODE DESCRIPTION

*G0 Disables security function.

*G1 Enables type 1 and level 1 security, with password check.

*G2 Enables type 1 and level 2 security, with password check and call-back.

*G3 Enables type 1 and level 1 security, with password check.

*G4 Enables type 1 and level 2 security, with password check and call-back.

*G5 Enables type 2 and level 2 security, with password check and call-back,

remote site enters the call-back number.

NOTE: Before the security type or level can be changed, the

modem requires the supervisor password.

For type 2 security, the remote site prompts you to enter the user password. A maximum of

three tries in 40 seconds is allowed. If a correct password is not entered within this time limit,

the line is disconnected. If the remote site is to enter the call-back number, it prompts you to

do so.

Contents

Main ZyXEL ZyXEL Omni 56K USB Modem Page Page Limited Warranty ZyXEL Omni 56K USB Modem Become a Registered Owner User's Guide for ZyXEL Omni 56K USB Modem vi Customer Support Table of Contents Page List of Tables Page Page Page Preface Page Chapter 1 Introduction 1.1 Main Features Page Chapter 2 2.1.2 Back Panel Page Page Chapter 3 Specifications and Functional Description 3.1 Specifications 3.1.1 Hardware Specification 3-2 3.1.2 Firmware Specification Table 4. Firmware Specifications 3.2 Protocol Support n Data Physical Layer For more information on detailed command sets, please refer to Chapter 5. . n Fax Physical Layer 3.3 Omni 56K USB Capability The data/fax/voice feature of the Omni 56K USB is described in the following table: Table 5. Data/Fax/Voice Feature Description 3.3.1 Data Function Physical Layer Capability Page Page Page Page Page Page 3.3.2 Security Function Page 3.3.3 Fax Function 3.3.4 Voice Function Page Chapter 4 Result Codes 4.1 Result Codes Page Page Page 5-1 Chapter 5 Command Sets 5.1 Data Command Sets 5.1.1 Basic AT Command Sets Table 10. Basic AT Command Sets 5-2 5-3 5-4 5.1.2 Extended AT& Command Sets Table 12. Extended AT& Command Set 5-5 5-6 5-7 5-8 5.1.3 Extended AT* Command Sets Table 13. Extended AT* Command Sets 5-9 5.1.4 Extended AT# Command Sets 5-11 5.2 Fax Command Sets 5.2.1 Service Class 1 Commands Table 15. Service Class 1 Commands 5-12 Table 17. Command Syntax Table 18. Supported Commands (per TIA PN2388 dated 8/20/1990) 5-13 5-14 Table 19. Class 2 Command Responses 5-15 Class 2 Flow Control 5-16 5.2.3 Service Class 2.0 Commands Table 20. Service Class 2.0 Commands 5-17 User's Guide for ZyXEL Omni 56K USB Modem 5-18 5-19 5.2.4 Voice AT Commands Table 21. Voice AT Commands 5-20 5-21 5.2.5 Voice Shielded DTE Commands Table 22. Voice Shielded DTE Commands 5.2.6 Voice Shielded DTE Responses Table 23. Voice Shielded DTE Responses 5-22 5.3 S-Register Descriptions 5.3.1 Basic S-Registers "ATSn=x" Table 24. Basic S-Registers ATSn=x Table 25. Extended S-Registers "ATSn=x" 5-23 5-24 5-25 5-26 5-27 5-28 5-29 Page Chapter 6 Firmware Upgrade 6.1.1 Upgrading by Software (for Windows 98/NT/2000) 6.1.2 Upgrading by Using a Terminal Program A Glossary AT prefix (ATtention). To send an AT B C D E F G H I J K L Index