Digi W manual Modem Emulation AT Command Set Function Result, Code

Page 37

Modem Emulation AT Command Set

AT

Function

Result

Command

Code

 

 

 

 

ATA

Answer command: The Digi Device Server will go off hook and answer a

 

TCP connection request.

 

 

 

 

This command directs the Digi Device Server to go on-line, dial according to

 

 

the IP address entered as follow 191.1.2.3:12 and attempt to establish a

 

 

TCP connection. If no dial string is supplied, the Digi Device Server will

 

 

respond no dial tone.

 

 

Note: If the ATD command is issued before the S1 register has cleared, the

 

 

modem will respond with the NO CARRIER result code.

 

 

Dial Modifiers. The valid dial string parameters are described below. Punc-

 

 

tuation characters may be used for clarity with parentheses, hyphen, and

 

 

spaces being ignored.

 

ATD<IP>:

 

 

<TCP

 

 

PORT>

 

 

 

 

 

 

Command echo. The Digi Device Server enables or disables the echo of

 

 

characters to the DTE according to the parameter supplied. The parameter

OK n=0 or 1

ATEn

value, if valid, is written to S14 bit 1.

ERROR

E0 : Disables command echo

 

Otherwise

 

E1 : Enables command echo

 

 

Disconnect (Hang up) command

 

ATH

This command initiates a hang up sequence.

OK n=0 or 1

H0 : Disconnect the TCP session if the modem is currently on line.

ERROR

 

H1 : If on-hook, the Digi Device Server will go off-hook and enter command

Otherwise

 

 

 

mode.

 

Chapter 9 Modem Emulation

37

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Contents Digi TS W Family 9000329B Configuring the IP Address Chapter Configuring WirelessN t e n t s Chapter IntroductionConfiguring the Serial Ports Setting Up RealPortChapter Configuring PPP Chapter Configuring AutoconnectionConfiguring Security Features Configuring IP RoutingConfiguring DNS Configuring the Digi Device for IAIndustrial AutomationConfiguring Snmp Configuring UsersReference and Certifications Configuring Power Over the Serial PortsContents T r o d u c t i o n Setup OverviewSupported Devices About Entering Commands on the Command LineAbout This Guide Other Documents in the LibraryAbout Configuration Methods Configuration Prerequisites N f i g u r i n g W i r e l e s s Configuration ConsiderationsSelect Discover Digi Device from the CD Configuring Wireless Configuring Wireless Configuring Wireless Configuring Wireless N f i g u r i n g t h e I P a d d r e s s Options for Configuring the IP Address and MaskConfiguring the IP Address Using ARP-Ping Configuring the Ethernet Interface from the Command Line Configuring an IP Address using Dhcp and Rarp About RealPort T t i n g U p R e a l P o r tSetting Up RealPort Configuring the Serial Port Settings with the Web Interface Options for Configuring the Serial PortsConfiguring the Serial Port Settings from the Command Line N f i g u r i n g P P P Configuring Inbound PPP ConnectionsConfiguring Outbound PPP Connections Command Line Configuring Inbound PPP Connections ExampleProcedure Sample Use the following table for additional configurations Configuring PPP Modem Emulation Digi One TS and PortServer TS 2/4 MEI only D e m E m u l a t i o nCommon User Scenarios Serial Device Digi Device Server Modem Emulation Cable SignalsApplication AT Com Digi Device Server Response Mand Originating, Answering, and Disconnecting CallsServer. P represents a one second pause Code Modem Emulation AT Command Set Function ResultATP Function ResultATXn Accepted but ignored There is no Nvram support currently AT+MS Ascii Registers Function Range Units Saved DefaultRegister Function Range Units Saved Default Register Function Range Units Saved Default 17 11h =XON/XOFF &K4 Result Codes Short Long Form Modem Emulation Commands for Configuring Autoconnection by Port or by User Configuring a Port for Autoconnection Web InterfaceConfiguring a User for Autoconnection Web Interface N f i g u r i n g a u t o c o n n e c t i o nConfiguring UDP Multicast Configuring TCP Socket CommunicationClick Serial Ports Click Change ProfileClick Change Profile and select UDP Socket Configuring Autoconnection N f i g u r i n g I P R o u t i n g Configuring Static RoutesConfiguring Dynamic Routes Using RIP Configuring Proxy ARP Configuring IP Routing Controlling Access to Inbound Ports Controlling Access to the ConfigurationN f i g u r i n g S e c u r i t y F e a t u r e s Controlling Access to the Command Line Controlling Access to Outbound PortsConfiguring SSH Version 2 for Secure Communication Issuing User PasswordsDevice Required Hardware Firmware Http Controlling Access to ServicesSnmp SSH Configuring Security Features Configuring the User-Defined Protocol Configuring ModbusConfiguring the Digi Device for IA Industrial Automation About the Domain Name System N f i g u r i n g D N SConfiguration Procedures About Snmp and the Device Server Agent N f i g u r i n g S N M PMIB Configuration Procedure Web InterfaceCommon User Features About Configuring UsersFeature Description Set user Field N f i g u r i n g U s e r sCommands for Configuring a User Configuring a User Web InterfaceClick New User Upgrading the Firmware Copying the Configuration to and from a Remote HostResetting Device Server Configuration to Defaults Commands for Resetting the Configuration to Defaults Managing the OS and Configuration Configuring RI Power Serial Power FeatureConfiguring DTR Power DTR on DTR OFF Serial Power TableConfiguring Power Over the Serial Ports Interpreting the LEDs F e r e n c e a n d C e r t i f i c a t i o n sColor State Indicates RJ-45 Pinouts EIA-232 EIA-422/485 EIA-485 Half Full-Duplex Environmental CertificationsDigi Contact Information Digi Contacts Reference and Certifications
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