Multi Tech Equipment MT5634ZBA-V-V92 manual Command +DCS=x,y Select V.44 Data Compression

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MultiModemZBA-V-V92 User Guide

 

4 AT Commands, S-Registers, & Result Codes

 

Command: +DCS=x,y Select V.44 Data Compression

Values:

x = 0 or 1 (V.42bis)

 

y = 0, 1, or 2 (V.44)

Default:

1, 2

 

Description:

Selects V.42bis/V.44 data compression.

+DCS=0,0

V.42bis and V.44 data compression are both disabled.

+DCS=0,1

V.42bis is disabled; V.44 data compression is acceptable.

+DCS=0,2

V.42bis is disabled; V.44 only when connected to a V.92

 

server.

+DCS=1,0

V.42bis is acceptable; V.44 data compression is disabled.

+DCS=1,1

V.42bis is acceptable; V.44 data compression is acceptable.

+DCS=1,2

V.42bis is acceptable; V.44 only when connected to a V.92 server.

+DCS=?

Displays the allowed values.

+DCS?

Displays the current value.

Command: +DR=n

V.44 Data Compression Reporting

Values:

n = 0 or 1

Default:

0

 

Description:

Enables or disables the V.44 data compression report. If the

 

compression report is enabled, the +DR:<type> intermediate

 

result code reports the current DCE-DCE data compression type.

 

It is issued after the Error Control Report (+ER) and before the

 

final result code (e.g., CONNECT). The intermediate result

 

code descriptions are shown after the command descriptions.

+DR=0

Disables the V.44 compression report.

+DR=1

Enables the V.44 compression report.

+DR=?

Displays the allowed values.

+DR?

Displays the current value.

+DR: NONE

Data compression not in use.

+DR: V42B V.42bis is in use in both directions.

+DR: V44

V.44 is in use in both directions.

Command: +DS44=n V.44 Data Compression

Values:

See description

Default:

See description

Description:

Controls the V.44 data compression function.

 

The command syntax is +DS44=[direction][,[0][,[0]

 

[,[max_codewords_tx][,[max_codewords_rx][,[max_string_tx]

 

[,[max_string_rx][,[max_history_tx][,[max_history_rx]]]]]]]]]<CR>

Subparameters that are not entered retain their current value. Commas separate optional subparameters, and must be inserted to skip a subparameter. Example: +DS44=,,,2048,2048<CR> changes the maximum number of code words in both direc- tions, and keeps all other settings at their current values.

+DS44=? Reports supported options in the format (list of supported direc- tion values), (0), (0), (list of supported max_codewords_tx val- ues), (list of supported max_codewords_rx values), (list of sup- ported max_string_tx values), (list of supported max_string_rx val- ues), (list of supported max_history_tx values), (list of supported max_history_rx values). Example: +DS44: (3, 0), (0), (0), (256- 2048), (256-2048),(31-255),(31-255),(512-11008),(512-11008).

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Contents MT5634ZBA-V-V92 Record of Revisions Table of Contents AT Commands, S-Registers, and Result Codes Introduction Upgrade Overview Chapter Introduction Product Description MultiModemZBA-V-V92 User Guide IntroductionWe Supply You SupplyChapter Installation Safety Warnings MultiModemZBA-V-V92 User Guide InstallationMount the Feet Change the Internal Jumpers Opening the ModemMultiModemZBA-V-V92 User Guide2 Installation Location of the JumpersChanging the Dial-Up/Leased-Line Jumpers Changing the Voice JumperConnect the Two-Wire Leased Line Connect the Modem to Your SystemConnect the Modem to You PC Connect the Modem to the Telephone LineConnect the Modem to the AC Power Outlet Connect the Modem to a Phone OptionalConnect a Microphone and/or Speakers Optional Connect the MicrophoneInstall the Modem Driver Power-On TestInstalling the Modem Driver Surge Protectors and LightningConfigure the Modem for Your Country Using the Global Wizard to Configure Your ModemUsing AT Commands to Configure Your Modem Click Initial Setup and Country SelectionInstall and Configure Your Software Chapter Operation Front Panel MultiModemZBA-V-V92 User Guide OperationConfiguring the Modem PhoneTools FeaturesSetup Leased Line OperationConnecting to the Internet OperationDial-Up Networking Sending a FaxChapter ATCommands,S-Registers,and ResultCodes AT Commands Repeat Last CommandCommunication Standard Setting AnswerEcho Command Mode Characters Number ATDT1028806127853500$123456789DS=n Dial Stored Telephone Number Echo Online Data CharactersMonitor Speaker Mode Return Online to Data ModeResult Codes Enable/Disable Modulation HandshakeModem Reset Tone DialingResult Code Format Result Code OptionsLoad Factory Settings Asynchronous Communications ModeData Terminal Ready DTR Control XON/XOFF Pacing ControlTest Commands Display Current SettingsStore Current Configuration Store Dialing Command\Bn Transmit Break \Kn Break Control\Nn Error Correction Mode Selection \Tn Inactivity Timer\Qn Flow Control Selection \V n Protocol Result CodeAdaptive Answer Result Code Enable DC n AT Command ControlData Calling Tone View Numbers in BlacklistDirect Connect Enable Cisco ConfigurationCommand Speed Response $Dn DTR DialingCommand +DCS=x,y Select V.44 Data Compression Command +DS44=n V.44 Data CompressionData Compression Reporting Enable Synchronous Buffered Mode SubparametersModulation Selection ModCommand +PCW= n Call Waiting Enable Mod value Valid maxrate values bpsModem on Hold Enable Command +PMHR=n Modem on Hold InitiatePCM Upstream Ignore Modem Hook FlashCommand +PMHT=n Modem on Hold Timer Quick Connect ControlS109 Command +VCID=n Caller ID Selection Command +VDR=x, y Distinctive Ring ReportCommand #CBDn Callback Delay Callback AttemptsCommand #CBF? Callback Failed Attempts Display Command #CBFR Callback Failed Attempts Reset#CBIn Local Callback Inactivity Timer Command #CBNy=x Store Callback Password#Sx Enter Setup Password #S=x Store Setup PasswordCommand +++ATCR Escape Sequence Command %%%ATCR Remote Configuration Escape SequenceRegisters S38 Value RateS42 S48S89 S108Result Codes Terse Verbose DescriptionBlacklist Full Remote Configuration Basic Procedure SetupTo Change the Setup Password MultiModemZBA-V-V92 User Guide Remote ConfigurationTo Change the Remote Escape Character Callback Security CallbackSecurity MultiModemZBA-V-V92 User Guide Callback SecurityTo Turn Callback Security On and Off To Set the Parity of the Callback Security MessagesTo Assign Callback Passwords and Phone Numbers Calling Procedures Password-Only CallbackPassword Number-Entry CallbackExtension-Entry Callback Callback Security Commands Command #CBD n Callback DelayCommand #CBIn Local Callback Inactivity Timer #S x Enter Setup Password #S= x Store Setup PasswordCommand &Zy=+-x,???Store Dialing Command DT, or DP. Example AT&Z0=+-ATM0D5551212,???Callback Assignments Form MultiModemZBA-V-V92 User Guide6 Callback SecurityModem on Hold Operation What Is Modem on Hold? Modem on Hold ProgramMultiModemZBA-V-V92 User Guide Modem on Hold Operation Modem on Hold Settings Disable Modem on HoldEnable Modem on Hold Enable Caller IDCheck Modem Status About MTMohExit MTMoh Using Modem on Hold Answering a Voice CallResuming a Data Call Solving Problems None of the Indicators Light MultiModemZBA-V-V92 User Guide Solving ProblemsModem Does Not Respond to Commands Modem Cannot Connect When Dialing Modem Disconnects While Online Modem Cannot Connect When Answering File Transfer Is Slower Than It Should BeData Is Being Lost There Are Garbage Characters on the Monitor Modem Doesn’t Work with Caller IDFax and Data Software Can’t Run at the Same Time Appendixes FCC Part 68 Telecom MultiModemZBA-V-V92 User Guide Regulatory ComplianceFCC Part Fax Branding StatementCanadian Limitations Notice Industry CanadaInternational Modem Restrictions EMC, Safety, and R&TTE Directive Compliance New Zealand Telecom Warning NoticeSouth African Notice MultiModemZBA-V-V92 User Guide Technical Specifications Error CorrectionMode of Operation Intelligent FeaturesCommand Buffer ConnectorsDiagnostics IndicatorsUpgrade Overview IntroductionIdentify the Modem Firmware Download the Upgrade File Extract the Upgrade FilesIdentify the Current Firmware Version Clear Your Stored ParametersUpgrade the Modem’s Firmware Restore Your ParametersInstallation Using the Terminal Program Minicom to Verify OperationStandard Linux Serial Port Definitions Using the Modem to Call the Internet Select Dialup Configuration ToolCalling the ISP Answering CallsConnecting to a Cisco Router Console Port Configure the Modem for your CountryConfigure for Callback Security in Direct Connect Mode MultiModemZBA-V-V92 User Guide Connecting to a Cisco RouterConsole Port Final Setup Remote Configuration Signal RJ-45 pin DB-9 pin DB-25 pinConsole Port Connections Cable Pin-outs and Cabling Guide Console ModemMultiModemZBA-V-V92 User Guide Connecting to a Cisco Router Multi-Tech Systems, Inc. Warranty & Repairs Policies WarrantyRepair Procedures for U.S. and Canadian Customers Repair Procedures for International Distributors Online Warranty Registration Service Canadian CustomersInternational Customers outside U.S.A. and Canada Attn Repairs, Serial #Replacement Parts Technical SupportInternet Sites International DistributorsIndex Index 103 MultiModemZBA-V-V92 User Guide Index104

MT5634ZBA-V-V92 specifications

The Multi Tech Equipment MT5634ZBA-V-V92 is a versatile and reliable modem designed for various data communication applications. As a part of the MultiTech line of products, this modem is engineered to provide seamless connectivity in both dial-up and broadband environments. Its robust feature set ensures compatibility with a wide array of devices, making it a great choice for businesses and individuals alike.

One of the main features of the MT5634ZBA-V-V92 is its ability to operate at V.92 speeds, allowing for data transmission rates of up to 56 Kbps. This makes it suitable for sending and receiving large amounts of data quickly, a significant advantage for businesses that require efficient communication. The modem is also backward compatible with previous V.90 technologies, ensuring that it can connect with older systems without any issues.

Another notable aspect of the MT5634ZBA-V-V92 is its built-in error correction and data compression capabilities. These technologies significantly enhance data integrity and transmission speed, resulting in fewer dropped connections and faster downloads. The modem uses state-of-the-art compression algorithms to optimize data flow, making it ideal for applications that require reliable and swift data exchange.

In terms of connectivity, the MT5634ZBA-V-V92 supports various interfaces, including RS-232, which allows for easy integration with a wide range of computer systems and other devices. Its flexibility in interfacing options makes it suitable for diverse environments, from industrial applications to home office setups.

The modem's design is also focused on user-friendliness. It comes equipped with LED indicators that provide real-time status updates on power, data transmission, and network connection, allowing users to monitor their connections effortlessly. Additionally, the device includes a simple installation process, which minimizes downtime and helps users get up and running quickly.

The MT5634ZBA-V-V92 is built to last, with a sturdy construction that ensures durability in demanding conditions. Its compact design allows for easy mounting and placement, making it an excellent choice for both stationary and mobile applications.

Overall, the Multi Tech Equipment MT5634ZBA-V-V92 is a powerful modem that merges speed, reliability, and flexibility. With its advanced features and technologies, it stands out as a dependable solution for anyone in need of high-performance data communication. Whether for business or personal use, this modem meets the connectivity needs of today's digital landscape with ease.
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