ZyXEL Communications Comet 336P Default Modem Settings for PC’s, AT Command Description

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	n=3 views factory settings

AT&Wn	Stores the current settings in user profile ‘n’; n=0 to 1

ATZn	Resets the current settings with the settings in profile ‘n’, n=0 to 1
	Resets the current settings with the factory settings, n=2

Default Modem Settings for PC’s

The Comet factory settings are configured for operation with PC type computers and communications software. In most cases, no additional settings will be required. The following are some of the default settings that are used for operation with PC computers and software:

AT Command	Description
E1	Echoes command characters
&C1	Carrier detect follows remote carrier
&D2	Modem disconnects on DTR on-to-off transition
&K4	Use both V.42 and MNP 4 error correction, and use both
	V.42bis and MNP 5 data compression
&N0	Modem negotiates highest possible connection speed

Basic Modem Operation 15

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Contents Comet 336P User’s Manual Limited Warranty AcknowledgmentsFCC Part 15 Information Contacting ZyXEL FCC Requirements∙ E-mail Table of Contents AT Command Set Summaries Unpacking Your Modem IntroductionHardware Overview Required EquipmentIntroduction Using INF file in the bundled diskette InstallationHardware WindowsDOS Technical Notes for Enabler Fax/Modem EnablerIRQ Number Address Windows NTClick the Finish button Installation Installation Understanding AT Commands Using the Windows 95 Hyper Terminal ProgramBasic Modem Operation Dialing and Answering Techniques Dialing using the ATD CommandAuto-Answer and Hook Controls Making Your First ConnectionATS0=n ATS0=0Quick Tips when issuing AT Commands Command DescriptionAT Command Set/Type Example Modem Result Codes Viewing S Register ValuesChanging S Register Values Non-Volatile Memory Saving Settings and User ProfilesStoring Phone Numbers Dialing Stored Phone NumbersAT Command Description Default Modem Settings for PC’sBasic Modem Operation Basic AT Command Set AT Command Set SummariesMNP4+MNP5 Extended AT& Command Set9600/7200T/4800 Extended AT* Command Set Status Registers & Result Codes Register DefinitionsRegisters ATSn=x Page ATXn Result Code Option Table Result Code Field Descriptions Result Code Chart Symbol Reference