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UTA220/UTA220k Terminal Adapter

User Guide

Motorola ING, Inc.

Part No. T0123 A

20 Cabot Blvd

August 1998

Mansfield, MA  02048-1193

© 1998 Motorola

Summary of Contents for UTA220

Page 1: ...UTA220 UTA220k Terminal Adapter User Guide Motorola ING Inc Part No T0123 A 20 Cabot Blvd August 1998 Mansfield MA 02048 1193 1998 Motorola ...

Page 2: ...CE All titles versions trademarks claims of compatibility etc of hardware and software products mentioned herein are the sole property and responsibility of the respective vendors Motorola makes no endorsement of any particular product for any purpose nor claims responsibility for its operation and accuracy UPDATES Updates to the products and the manual are obtainable at participating Motorola dea...

Page 3: ... standalone units nor packaged with units designed for insertion in user equipment Industry Canada IC Requirements IC stamps are affixed to the rear of each standalone unit sold in Canada Card units which are installed in the user s equipment are shipped with a stamp included The user should place the stamp on the outside of his equipment as close as possible to the telephone line connector This s...

Page 4: ...ropriate electric inspection authority or electrician Load Number The Load Number LN assigned to each terminal device denotes the percentage of the total load to be connected to a telephone loop which is used by the device to prevent overloading The termination on a loop may consist of any combination of devices subject only to the requirement that the total of the Load Numbers of all the devices ...

Page 5: ... PREFACE AND STATEMENT OF APPLICATION This manual is written for users of the UDS UTA220 UTA220k terminal adapter Please read the appropriate chapters before installing changing any option or operating the unit ...

Page 6: ...vi Preface ...

Page 7: ...ter 3 Getting Started SWITCHES AND STRAPS 3 1 Cover Removal 3 1 SWITCH AND STRAP SETTINGS 3 2 Signal Ground 3 2 V 35 EIA 232 Interface 3 3 Interface Card Removal 3 4 DIP Switch Options 3 5 CENTRAL OFFICE SWITCH 3 6 SETUP 3 6 Chapter 4 ISDN ISDN BASICS 4 1 ISDN Standards 4 1 National ISDN 4 1 Basic Rate Interface 4 2 Terminal Adapters 4 2 ISDN Basic Rate Interface Points 4 2 ISDN Service 4 3 ISDN S...

Page 8: ... Call Connect Indication CNX 6 4 Incoming Call Indication INC 6 5 Response Messages 6 5 Chapter 7 EIA 366 Dialer Operation CONFIGURATION 7 1 OPERATION 7 1 INTERFACE SIGNAL DEFINITIONS 7 2 Power Indication PWI 7 2 Call Request CRQ 7 2 Data Line Occupied DLO 7 2 Distant Station Connected DSC 7 2 Digit Signal Circuits NB1 NB8 7 2 Digit Present DPR 7 3 Present Next Digit PND 7 3 Abandon Call and Retry...

Page 9: ...peration SYNCHRONOUS MODES 11 1 Synchronous Mode 1 Sync Pause Mode 11 1 Synchronous Mode 2 Dial Stored Number Mode 11 1 Chapter 12 D Channel X 25 FUNCTIONAL DESCRIPTION 12 1 X 25 12 1 PAD 12 1 ESTABLISHING AN X 25 SESSION 12 2 Initialize the PAD 12 2 ATDD Command 12 2 AT P1 P or AT P1 D Command 12 2 Establishing an X 25 Virtual Connection 12 3 Escaping to PAD Command Mode 12 4 Escaping to AT Comma...

Page 10: ... Character 12 19 Parameter 2 Echo 12 20 Parameter 3 Selection of Data Forwarding Characters 12 20 Parameter 4 Selection of Idle Timer Delay 12 21 Parameter 5 Ancillary Device Control 12 22 Parameter 6 Control of PAD Service Signals 12 22 Parameter 7 Action of PAD on Break from DTE 12 23 Parameter 8 Discard Output 12 24 Parameter 9 Padding after Carriage Return 12 24 Parameter 10 Line Folding 12 25...

Page 11: ...N DIAGNOSTICS 14 1 GLOBAL TESTS 14 1 2B D Loopback 14 1 PORT TESTS 14 2 Local Terminal Loopback 14 2 Local Loopback Test 14 2 Digital Loopback Test 14 3 Bilateral Loopback Test 14 5 DIAGNOSTIC STATUS DISPLAY 14 6 Front Panel Keypad Test 14 6 View Product Information 14 6 View Diagnostic Code 14 6 Chapter 15 Maintenance FUSE 15 1 MAINTENANCE 15 1 Appendix A Specifications ISDN Line Type A 1 Connect...

Page 12: ...6 Clear to Send D 6 Data Set Ready D 6 Signal Ground D 6 Data Carrier Detect D 6 Transmit Clock D 6 Receive Clock D 7 Data Terminal Ready D 7 Ring Indicator D 7 Appendix E Network Option Values Appendix F ASCII and EBCDIC Characters Appendix G Abbreviations and Acronyms Appendix H Status and Connection Messages Appendix I 128K Clear Channel Leased Line Service Configuring D and B Channels I 1 Conf...

Page 13: ...e unit s Model Number and Serial Number ready If you do not have a service contract and your unit is no longer under warranty You can purchase a service contract or arrange for Time and Material services by calling 800 544 0062 for assistance To Access the Motorola ISG Internet Web Pages Additional company and product information can be found on our Internet Web page at http www mot com MIMS ISG F...

Page 14: ...formation Systems Group Customer Information To Order Additional Motorola ISG User Documentation If you would like to order additional copies of Motorola Information Systems Group user documentation call 508 261 5933 ...

Page 15: ..._____________________________________________________________ What information if any is missing from the document _________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________...

Page 16: ...APLE BUSINESS REPLY MAIL FIRST CLASS PERMIT NO 39783 MANSFIELD MA POSTAGE WILL BE PAID BY ADDRESSEE Motorola University East M2 30 20 Cabot Boulevard Mansfield Massachusetts 02048 1193 USA NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES ...

Page 17: ...e following features Compatibility Compatible with Northern Telecom DMS100 ISDN central officeswitchesrunningsoftwareversionsBCS 29andabove Compatible with AT T 5ESS ISDN central office switches running generic programs 5E4 2 or above for TYPE A terminals Compatiblewithcentralofficeswitchesrunningthesignaling standard National ISDN 1 NI1 Note The UTA220 does not support electronic key telephone se...

Page 18: ...udes the additional function keys CALL HANGUP and ENTER V 25 bis dialer functions and AT commands are performed on the EIA 232 or V 35 interfaces EIA 366 dialer functions are performed on the optional upper ports PHYSICAL DESCRIPTION The UTA220 is manufactured as a stand alone desktop unit and as a rack mount insert card This manual applies to either unit Figure 1 1 shows the front panel controls ...

Page 19: ...igure 1 2 Rear Panel EIA 232 Configuration Figure 1 3 V 35 Adaptor If the UTA220 is ordered with the additional upper ports then the rear panel will also contain two additional 25 pin D type connectors above the two lower DTE interface connectors Figure 1 4 Figure 1 4 Four Port Rear Panel Configuration ...

Page 20: ...ations are established with the switch It is on when all B channels are available DP On when the D Channel is available for packet calls T Test On during the following global tests 2B D loopback Switch initiated tests quiet mode and insertion loss measurement PW On when the UTA220 has power FUNCTIONAL The UTA220 operates on the ISDN Basic Rate Interface BRI 2B D This interface provides two 64 kbps...

Page 21: ...hipment If there is damage or material shortage contact the shipping agent and Motorola for advice and assistance Motorola suggests that the shipping container and packing material be retained for future shipment SITE PREPARATION The installation area should be clean and free from extremes of temperature humidity appreciable shock and vibration Allow ample space at the rear of the UTA220 for cable...

Page 22: ...odel The UTA220 is now ready to be turned on and programmed Caution Do not connect the UTA220 to the ISDN line until the UTA220 has been programmed with the correct switch settings Refer to CentralOfficeSwitchinChapter3 for details ISDN Connection To connect the UTA220 to the ISDN line insert one end of the supplied cable into the UTA220 ISDN U jack Insert the other end into the ISDN RJ45 jack Not...

Page 23: ...ecure the connect screws to complete the connection DTE INTERFACE SPECIFICATIONS The DTE interface to the UTA220 is through an EIA 232 D E 25 pin D type connector The UTA220 can also be configured for V 35 operation It is also available with V 35 interfaces and with two additional ports for EIA 366 dialing or EIA 232C operation ...

Page 24: ...2 4 UTA220 UTA220k Installation ...

Page 25: ... adapter SWITCHES AND STRAPS The unit is factory configured to current industry standards Because of different environments some terminal adapters may require strap or switch changes This section describes the strap and switch options and how to use them Caution Electrostatic discharge ESD can damage electronic components Cover Removal To select or inspect the strap option first remove the unit s ...

Page 26: ...he UTA220 housing To change the strap setting lift the jumper strap connector off and reinsert it in the new position Figure 3 2 shows a typical strap application Figure 3 2 Typical Strap Application Caution Only personnel familiar with DIP switch selection should change switch positions or the ground strap from factory settings Changes should be made only during setup Signal Ground Signal ground ...

Page 27: ...switches and a DIP switch Slide the switches toward the front of the UTA220 to select V 35 and toward the rear of the UTA220 to select EIA 232 D E Figure 3 4 To complete the selection of EIA 232 D E set the DIP switch as indicated in Table 3 1 The following sections describe how to change DIP switch settings Table 3 1 DIP Switch Settings for EIA232 D E Operation DIP Switch Position 1 2 3 4 OFF OFF...

Page 28: ...e in the same position Figure 3 4 V 35 EIA 232 interface Card Interface Card Removal The port 1 V 35 EIA 232 interface card must be removed from the UTA220 to change the DIP switch settings Note Do not remove the port 2 interface card The port 2 DIP switch can be accessed without removing the card ...

Page 29: ...osition DIP switch on the bottom Figure 3 5 The port 2 DIP switch settings can be changed without removing the port 2 interface card Note the orientation of the switch when changing the settings on port 2 The DIP switch allows you to transpose the Ring Indicate RI and Local Loopback pins LL Normally RI is found on pin J and LL is found on pin L However these can be transposed Table 3 2 default Tab...

Page 30: ...2 or AT T 5ESS 5E4 2 5E5 5E6 ProgrammingtheUTA220requiresthefollowinginformation which is provided by the telephone company Switch type and version Terminal Endpoint Identifiers TEI Service Profile Identifiers SPID Directory Number DN strings only supplied with National ISDN and NTI DMS100 lines This information identifies the UTA220 to the telephone company Until the UTA220 has been programmed wi...

Page 31: ...PTION Press YES 7 NATIONAL ISDN CHANGE National ISDN NTI DMS100 AT T 5ESS Press NO Continue programming with STEP 9 Press YES until NTI DMS100 is displayed then press NO Press YES until AT T 5ESS is displayed then press NO 8 WILL DESTROY ALL NET OPTS CONT Press YES The display momentarily shows RESETTING SWITCH OPTIONS while it changes the switch options to the default values for the selected swit...

Page 32: ...r the first digit then press YES until the character _ is displayed to the right of the digit Press NO to enter the TEI number Note If only one circuit switched call at a time is necessary and the call will always be placed to or from the same Directory Number then only one of the TEIs should be enabled and the other disabled 19 P1 _____________ SPID CHANGE The SPID only needs to be configured if ...

Page 33: ... NO 34 P4 TEI DIS CHANGE Same as Step 18 35 P4 _____________ SPID CHANGE The SPID only needs to be configured if the TEI is not disabled Enter the SPID string in the same manner as the TEI The SPID value can be up to 20 digits in length 36 P4 _____________ DN CHANGE The Directory Number DN only needs to be configured if the TEI is not disabled The DN is optional for AT T 5ESS switch types Enter th...

Page 34: ...3 10 UTA220 UTA220k Getting Started ...

Page 35: ... interfaces between the network and the equipment connected to it This standardization permits communication between ISDN systems and equipment manufactured by different vendors world wide ISDN Standards ISDN standards are set by the International Consultative Committee for Telegraph and Telephone CCITT an organization that establishes communications recommendations under the auspices of the Unite...

Page 36: ...dapters attach standard data terminals and voice telephones to the ISDN allowing them to send and receive calls and data via the ISDN Some terminal adapters but not the UTA220 support voice service allowing a standard analog telephone set to be connected to the ISDN The UTA220 operates on the ISDN BRI It provides circuit switched data communications using circuit switched B channels for data and u...

Page 37: ...wned by the network provider e g the telephone company Each switch has its own format and procedures for the D channel protocols used to establish and control calls More on D channel protocols later There are three main ISDN switch standards used in North America AT T Northern Telecom NTI and NI 1 Their basic functions are similar but each has its own set of special features and parameters Before ...

Page 38: ...ing mode This mode functions on a multi point switch however the switch requires the TA to present its DN when it makes calls to distinguish it from other TAs on the line Thus the DN must be properly configured in the TA in this instance Normally on a multi point line you configure the TA for multi point operation This causes the TA to run in the multi terminal initializing mode SPID numbers are r...

Page 39: ...e TA before it can be used The SPID is a string of characters or digits depending on the switch The DN is part of the service profile and is analogous to the telephone number on the standard telephone network The DN identifies incoming calls On some switches NTI and NI 1 the DN must also be configured into the TA on other switches AT T the DN is not required Table 4 2 Northern Telecom Switch Modes...

Page 40: ...ic Rate Interface two 64 Kbps B channels and one16KbpsD channel TheB channelsaretheprimarymeans of carrying user information whether voice or data Voice data must be sent on a B channel The B channel also provides the most efficient path for data communications since it has four times the data capacity of the D channel The D channel is the control channel between the TA and the network switch It i...

Page 41: ...d data which must be a multiple of 56 kbps or 64 kbps comes in on the DTE interface and is split to the various channels On the opposite end the data is recombined into the original data stream and sent to the DTE interface To use a rate adaption protocol the DCEs e g TAs at both ends of the link must support it and must be configured to use it In general since it is more flexible and supports err...

Page 42: ... concerning special call related features Layer three of the D channel can also be used to exchange packetized data using X 25 if the TA and the switch are set up to allow it All layer three protocols are based on CCITT Recommendation Q 931 However the protocol used depends on the brand and version of the network switch There are differences in the exact procedures used by each switch to set up an...

Page 43: ...CONFIGURATIONS OPTIONS to program switch and port options CONFIGURATION LOAD SAVE OPTIONS to save the switch and port configuration settings or to retrieve the factory settings or stored settings DIAGNOSTIC OPTIONS to run tests restart the network and view product information Submenus A menu includes menu headers action screens or option screens Action screens let you perform an action such as dia...

Page 44: ...IEW CHANGE STORED TEL NUM Pn x Tel t CHANGE n current port x 13 digits of the phone num ber Phone number can contain 40 digits scrolled 1 digit sec t 0 9 storage index Note 3 Pn HANGUP n current port Note 2 STATUS DISPLAYS Current Port n Change OR n current port CALL STATUS SCREEN s IDLE SETTING UP DIALING PROCEEDING RINGING ECHO CANCELING ONLINE INCOMING CALL ANSWERING DISCONNECTING BUSY DISCONNE...

Page 45: ... x DN up to 20 digits D CHAN PROVISION X 25 OPTIONS RX WINDOW SIZE x CHANGE x 1 7 TX WINDOW SIZE x CHANGE x 1 7 RX PACKET SIZE x CHANGE x 128 256 TX PACKET SIZE x CHANGE x 128 256 PVC NUMBER x CHANGE x 0 255 INC LOGICAL CHAN NUM x CHANGE x 0 255 2 WAY LOG CHAN NUM x CHANGE x 0 255 OUT LOGICAL CHAN NUM x CHANGE x 0 255 SEQUENCE NUM BER MOD x CHANGE x 8 128 FRONT PANEL LOCK OPTION ENTER PASS WORD CH...

Page 46: ...GTH x CHANGE n current port x 7 8 Pn PARITY x CHANGE n current port x NONE EVEN ODD MARK Pn CHARACTER ECHO xxx CHANGE n current port x OFF ON Pn X25XPAR x CHANGE n current port x YES NO Pn DTE GUARD x CHANGE n current port x OFF ON Pn DTE CMD AND MESSAGE OPTIONS Pn DIALER CMDs x CHANGE n current port for ports 1 2 x NONE AT PAD PAD D V25 BCS V25 HDLC for ports 3 4 x NONE AT PAD PAD D EIA 366 Pn AT...

Page 47: ...G n current port s current session x 0 127 PnSsR5 ANCIL DEV CTL x CHANGE n current port s current session x NONE DATA DATA CMD PnSsR6 PAD SERV SIG x CHANGE n current port s current session x SUPRESS ALL PRM PROMPT ALL PnSsR7 BREAK SIG ACT x CHANGE n current port s current session x 00 37 PnSsR8 DISCARD x CHANGE n current port s current session x NORMAL DISCARD PnSsR9 PAD AFTER CR x CHANGE n curren...

Page 48: ...ANGE n current port s current session x 000 255 PnSsR15 EDITING x CHANGE n current port s current session x ENABLE DISABLE Table 5 1 Menu Option Summary Continued Main Level Level 1 Level 2 Level 3 Level 4 Description Navigation button directions YES NO HOME ...

Page 49: ...n x 000 255 Pn DTE PIN OPTIONS Pn DTR PIN OPT x CHANGE n current port x IGNORE RCAL ACU HANG UP RELOAD DIAL Pn DSR PIN OPT x CHANGE n current port x ON NORMAL Pn DCD PIN OPT x CHANGE n current port x ON NORMAL DISC OFF Pn CTS PIN OPT x CHANGE n current port x RTS ON Pn DCD DROP TIME x CHANGE n current port x 000 255 Pn DTR DE TECT TIME x CHANGE n current port x 000 255 Pn RTS TO CTS TIME x CHANGE ...

Page 50: ...CHANGE n current port s current session x 0 8 PnSs TX WINDOW SIZE x CHANGE n current port s current session x 0 8 PnSs RX PKT SIZE x CHANGE n current port s current session x 0 128 256 512 1024 PnSs TX PKT SIZE x CHANGE n current port s current session x 0 128 256 512 1024 PnSs PVC OPTION x CHANGE n current port s current session x PVC NON PVC PnSs LOGICAL CHN NUM x CHANGE n current port s current...

Page 51: ...535 PnSs PKT RST CLR TMR x CHANGE n current port s current session x 000 600 PnSs PKT CALL TMR x CHANGE n current port s current session x 000 600 PnSs AUTO ACCEPT VC x CHANGE n current port s current session x EN DIS Pn CALL SETUP OPTIONS Pn ISDN SPEED x BPS CHANGE n current port x 64K 56K Pn PERSIST DI AL x CHANGE n current port x ENABLED DISABLED Pn ORIGINATE AS x CHANGE n current port x DATA A...

Page 52: ...CURRENT PORT n CHANGE n 1 2 Pn SAVE PORT TO NONVOL Pn SAVE TO NONVOL x CHANGE SAVING n current port x 0 1 Pn LOAD PORT FROM NONVOL Pn LOAD FROM NONVOL x CHANGE LOADING n current port x 0 1 Pn LOAD FROM FACTORY PRO FILE Pn LOAD FAC TORY PROF x CHANGE LOADING n current port x 0 1 LOAD SAVE SWITCH CONFIG OP TIONS SAVE SWITCH CFG TO NONVOL SAVING LOAD SWITCH CFG FROM FAC TORY LOADING LOAD SWITCH CFG F...

Page 53: ...GITAL LOOPBACK BILATERAL LOOPBACK Note 11 END TEST TEST COMPLETE DISPLAY STA TUS SOFT LOAD SOFTLOAD s s NOT INITIATED IN PROGRESS COMPLETE FAILED RESTART NET WORK LINK RESETTING LINK The ISDN line is restarted using the save switch setting FRONT PANEL KEYPAD TEST KEYBOARD TEST TO END OR HOME TO END For numeric keypad TO END displays For 3 button keypad HOME TO END displays Table 5 1 Menu Option Su...

Page 54: ...the current status IDLE the LCD advances to DIAL otherwise the LCD advances to HANGUP 5 Answering YES to DIAGNOSTIC OPTIONS advances the LCD to the PORT TEST screen if a port test is in progress Otherwise the LCD advances to the GLOBAL TEST screen 6 Answering YES to GLOBAL TEST advances the LCD to the test status screen if a global test is currently in progress Otherwise the LCD advances to 2B D L...

Page 55: ...R pin is used to activate the V 25 bis dialer When the DTR pin goes high the dialer command setting is used to start the appropriate V 25 bis mode When changing between V 25 mode settings drop and raise DTR to activate the new V 25 bis dialer mode You can select the speed of the dialer by changing the DTE SPEED option When you select V 25 bis dialer operation the DTE SPEED is used to configure the...

Page 56: ...rmatting and protocol procedures refer to the CCITT V 25 bis recommendation DTE INTERFACE PINS The UTA220 supports V 35 and EIA 232 interfaces to the DTE for V 25 bis dialing The function of some pins on the EIA 232 interface is different than in other synchronous modes DTR Pin Operation For the UTA220 to accept V 25 bis commands the DTE must hold the DTR signal high When configured for V 25 bis d...

Page 57: ...ow clarity characters in the parameter string that follows the command Each command message consists of a three octet command code and a 0 to 60 octet parameter field depending on the command The UTA220 parses the command returns a response message and then executes the command COMMANDS Commands are messages sent by the DTE to the UTA220 to cause it to perform a given operation The commands are li...

Page 58: ...es Connect Incoming Calls CIC This command forces the UTA220 to answer an incoming call if theportonwhichthecallisreceivedisconfiguredformanual answer the auto answer option is set to off No parameters are allowed The DTE typically issues this command after receiving an INC indication from the UTA220 Responses to the CIC command are VAL INV INVMS INVPS INDICATION MESSAGES Indication messages are u...

Page 59: ...Table 6 2 Response Messages Character Function VAL Valid Command INV Invalid Command Command is invalid or inappropriate INVCU Command Unknown Transmission error parity framing occurred INVMS Invalid Message Syntax Command is too long command contains invalid characters INVPS Invalid Parameter Syntax Wrong number of parameters parameter contains invalid character or too many characters INVPV Inval...

Page 60: ...6 6 UTA220 UTA220k V 25 bis Dialer Operation ...

Page 61: ... 4 is dedicated to data port 2 OPERATION Calls are initiated through the parallel dialer port interface the upper two ports The DTE connects to the dialer port by the DB 25 connector Connector functions are shown in Table 7 1 Note If an EIA 366A device is to be connected to a port refer to EIA 366A Requirements section in Appendix D Table 7 1 Dial Connector Functions Pin Function 1 Frame Ground 2 ...

Page 62: ...by the dialer to indicate when the data port is in use Off indicates the DTE can originate a call provided that PWI is on Distant Station Connected DSC DSC is supplied by the dialer to indicate that a call has been completed and that the dialer is no longer in control of the data port Once the dialer has relinquished control of the data port DSC remains on until CRQ is turned off Digit Signal Circ...

Page 63: ...R is sent by the DTE to indicate to the dialer that the code on the Digit Signal Circuits can be read Circuit DPR must not be turned on before Present Next Digit PND comes on When DPR is on it must remain on until PND goes off When DPR is off it must be held off until PND comes on again If DPR is not turned on within five seconds after PND is turned on the dialer assumes it has received the last d...

Page 64: ...the DTE The DTE sets the digit signal circuit bits NB1 NB2 NB4 andNB8 to the correct value for the first dial digit then turns on Digit Present DPR When DPR turns on the dialer reads the digit and responds with another PND The PND DPR sequence continues until either EON is received or five seconds expires without receiving another digit DPR is not turned on to present another digit When all the di...

Page 65: ...end of line character AT Command Mode AT commands can only be issued when the DTE port is configured for AT command mode Normally the DTE port is in AT command mode whenever it is off line After the TA establishes a connection with another TA and goes into on line datamode characterssenttotheTAbytheDTEareinterpreted as data not as commands and are transmitted to the remote TA If the DTE port is co...

Page 66: ...s is repeated each time the AT prefix is typed COMMAND STATEMENT GUIDELINES When typing command statements the following rules apply Return must be pressed to execute Enter a command The command buffer can hold 128 characters including spaces Use the backspace or delete key to erase the last character MONITOR DISPLAY As commands are typed they normally appear on the DTE monitor This is called loca...

Page 67: ...type the command or press the return key Example The ATD5551212 command has been executed and the phone is busy To repeat the instruction type A but do not use AT before this command as AT would empty the buffer and there would be no command to repeat NUMBERED COMMANDS Series of commands starting with the same letter are distinguished by a number following the letter For example the E0 command sel...

Page 68: ... next section Supervisor Command Mode The UTA220 is equipped with a feature called AT Supervisor Command Mode This allows AT commands issued from one DTE port to be executed as if they were coming from another DTE port This includes call placement and call control To enter supervisor command mode AT Cn is entered where n is the port to control AT C can be entered to display which port is being con...

Page 69: ...The protocol adapts the lower speed of the DTE to the higher speed of the ISDN B channel The LCD menu or the AT A2 command can be used to select a rate adaption protocol This chapter discusses two rate adaption protocols TLink and V 120 T Link does not guarantee error free data it only adapts the lower DTE speed to the higher ISDN speed to a maximum of 19 2 kbps asynchronous and 64 kbps synchronou...

Page 70: ...tself defines the way these pins are handled T Link transmits the state of the RTS pin to the remote TA where it is transmitted back as the CTS state DTR is mapped to the remote end as DSR but it is not looped back T Link Options Fixed Adaptive In fixed mode the TA will not negotiate setup If the other TA is not set to the same speed the negotiation will fail In adaptive mode the called TA will be...

Page 71: ... the menu and select CONFIGURATION OPTIONS PORT CONFIG OPTIONS PROTOCOL OPTIONS PROTOCOL V 120 To select V 120 with the AT A2 command enter AT A2 2 V 120 Options Maximum Transmit Frame Size is the maximum size a frame can be for transmitting The transmit frame size affects the store and forward delay Maximum Receive Frame Size is the maximum size frame that is accepted by the TA Larger frames are ...

Page 72: ...9 4 UTA220 UTA220k Rate Adaption ...

Page 73: ...Bond CONFIGURATION PORT BONDING OPTIONS RATE MULTIPLR Set to 2 in order to request a 112 kbps or 128 kbps call Set to 1 in order to request a 56 kbps or 64 kbps call Note To run 56 kbps or 64 kbps it is simpler to use clear channel transfer select PROTOCOL NONE If you request a rate multiplier of one it will negotiate parameters according to the BONDING specification at the start of the call and t...

Page 74: ...tor or answerer the second call will not be made and data mode will be entered immediately after negotiation The second call will not be made and data mode will be entered immediately after negotiation The screen will indicate the speed the call connected at The Directory Numbers configured in the D channel setup tell the origination side what the second Directory Number is If you are using a poin...

Page 75: ...e from the switch After a disconnect the UTA220 returns to the off line state If the UTA220 is set to auto answer it will only answer when DTR is on or D0 is in effect If you do not want the UTA220 to answer DTR must remain low for at least 8 seconds after the ringing ends Synchronous Mode 2 Dial Stored Number Mode The UTA220 will automatically dial the telephone number stored in directory entry n...

Page 76: ...11 2 UTA220 UTA220k Synchronous Operation ...

Page 77: ...nsiblefor specificparts of the data transmission error checking and error correcting Data is transmitted in packets that contain additional information to facilitate the error checking and correcting PAD The PAD acts as an intermediary between the local user s asynchronous terminal and the X 25 protocol PAD functions are specified by CCITT X 3 X 28 and X 29 recommendations These recommendations ar...

Page 78: ...lished and disconnected as well as some of the activities performed during the X 25 session Initialize the PAD When the TA is first powered up the TA is inthe AT command mode There are three AT commands that the TA supports to initialize the PAD ATDD AT P1 P AT P1 D Once the PAD is initialized the PAD prompt character displays and the PAD is in the PAD command mode ATDD Command The ATDD command is...

Page 79: ...s and or Network User Address NUA Refer to the PAD COMMAND SET section for the rules governing the format of the PAD select command The facilities permit the user to request special services from the ISDN network at call setup time The NUA informs the ISDN packet handler of the remote location address the user is requesting for connection through the ISDN network Example R 12345678 Thiscommandrequ...

Page 80: ...mand Mode To escape to the AT command mode from PAD data or command mode enter the AT escape command This temporarily suspends PAD operations and follows standard is AT command function operation To return to PAD operation enter ATDD To end the call and exit the PAD enter ATH To save the port and current session configuration including the current PAD parameter configuration to nonvolatile memory ...

Page 81: ...chronous interface through which the X 25 protocol and PAD operation can be controlled PAD commands are specified in X 28 by CCITT which allow for communication directly with the PAD Some of the X 28 PAD commands control the X 25 protocol operation such as call setup call clearing etc The rest of the PAD commands provide access to the X 3 PAD parameters for PAD operation control refer to the X 3 P...

Page 82: ...f the local DTE Response ENGAGED Indicates the local DTE is currently engaged in a virtual call FREE Indicates the local DTE is not engaged in a virtual call Clear CLR The clear command disconnects the virtual call connection Response CLR CONF Confirms that the clear command was accepted by the packet handler and the current virtual call was disconnected CLR ERR Indicates that the clear command wa...

Page 83: ...t being established or the PAD being in a mode unknown to the user SET This command sets or changes the value of one or more X 3 parameters A colon must be placed between the parameter and its corresponding value If more than one parameter is requested to be set or changed a comma must delimit the value and the next parameter SET parameter value parameter value Note Refer to Table 6 for a list of ...

Page 84: ...ed between the specified parameter and its corresponding specified value If more than one parameter is requested to be set or changed a comma must delimit the value and the next parameter reference SET parameter value parameter value Response PAR parameter value parameter value Lists each parameter specified by the set and read command and the corresponding value PAR parameter INV Indicates the sp...

Page 85: ...ameter value parameter value Lists each parameter specified by the set and read command and the corresponding value PAR parameter INV Indicates the specified parameter is incorrect or cannot be changed because it is a READ ONLY parameter i e parameter 11 is a READ ONLY parameter or the value specified in the set and read command is an invalid value for the specified parameter Profile Read Save PRO...

Page 86: ...eded by either the P or D character Carriage returns and the character are not considered part of the user data field because they are treated as PAD command delimiters Response COM Indicates the virtual call is established ERR Indicates the PAD is in an unknown mode that cannot allow the PAD select command the PAD has been initialized in the off line mode i e no virtual call connection has been e...

Page 87: ...or characters 43 to 45 hyphen comma and plus sign Spaces can be included in the specification of the NUI string but are discarded by the PAD Echo to the local DTE is turned off upon entering the N until a comma or hyphen is entered The comma signifies the end of the NUI string and indicates that more facilities are to follow The hyphen signifies the ending of the facility block The P or D designat...

Page 88: ...k The packet window size is changed by using the AT command X0 receive window size X1 transmit window size for the D Channel or D0 receive window size D1 transmit size for an X 25 configured port see AT commands If the window size is not the default value of two the specified window size value is requested in the call request packet when the virtual call is being established The default packet siz...

Page 89: ...e specified parameters PAR list of specified parameters with their current values or INV SET Requests the setting or changing of the current values of the specified parameters and display the values after the setting or changing PAR list of specified parameters with their current values or INV or ERR RPAR Requests the display from the remote PAD of the current values of the specified parameters PA...

Page 90: ...d read command or read command ERR PAD command is in error RESET See PAD Reset Service Signals Resetting by the network or remote DTE CLR See PAD Clear Service Signals Clearing by the network or remote DTE CLR CONF Confirmation of clearing either initiated by the CLR PAD command or by the packet CLR DER Restart on the network link or response to packet virtual call request when the call cannot be ...

Page 91: ...TE indicates the reason for the clearing The clear cause code is interpreted by the PAD and the resultant cause code service signal extension is transmitted to the local DTE with the CLR service signal Table 12 4 shows the clear service signals that may be transmitted to the local DTE by the PAD Table 12 3 PAD Reset Service Signals Service Signal Reason RESET DTE Reset by remote DTE RESET ERR Rese...

Page 92: ... and read PAD commands The PAD must be in the PAD command mode before the set or set and read commands can be executed During a virtual call the remote device can change the X 3 parameter configuration from the user s set configuration To avoid the problems this may cause the PAD saves the current settings of the X 3 parameters to RAM an X 25 virtual call is initiated When the virtual call is disc...

Page 93: ...e signals in standard form 7 Action of PAD on break from DTE 0 Do Nothing 8 Discard output 0 Normal data delivery 9 Padding after carriage return 0 No padding after carriage return 10 Line folding 0 No line folding 11 Binary speed of DTE Set by current baud rate 12 Flow control of PAD by DTE 1 DTE flow control of PAD allowed 13 Line feed insertion after carriage return 5 Insert line feed after car...

Page 94: ...essages when transmitted to the DTE The simple profile is an alternative configuration to the TA s default configuration for simple interactive terminal applications Table 12 6 lists the X 3 parameters and the values supported by the TA 18 Line display 18 Ctrl R 12H of ASCII Character Table is the line display character 19 Editing PAD service signals 2 Editing PAD service signals is generated for ...

Page 95: ...hen PAD recall is executed the PAD will output an XOFF before displaying the PAD prompt default 10 Line folding 0 0 11 Binary speed of DTE 12 Flow control of PAD by DTE 0 1 13 Line feed insertion after carriage re turn 0 0 14 Padding after line feed 0 0 15 Editing 0 0 16 Character delete 127 127 17 Line delete 24 24 18 Line display 18 18 19 Editing PAD service signals 1 1 20 Echo mask 0 0 Table 12...

Page 96: ... packet one full packet is forwarded If editing is enabled parameter 15 1 and the PAD receives enough data to fill the PAD editing buffer the PAD forwards one full packet If the maximum assembly timer expires before any other data forwarding conditions occur the data currently stored by the PAD is forwarded The maximum assembly timer is started on receipt of the first character being packeted by t...

Page 97: ...nd DC4 refer to Appendix F Parameter 4 Selection of Idle Timer Delay This parameter designates the amount of idle time time in which a character is not received allowed after the PAD has received a character from the local DTE device before the entire PAD buffer is forwarded The idle timer is not started if parameter15 isenabled Thedecimal valuestoredinparameter 4 designates the timer value in 20t...

Page 98: ...OFF can be transmitted to the DTE for the purpose of flow control The TA does not restrict the type of flow control used on the local DTE The setting of the AT command indicates the type of flow control sent to the DTE Thus if the DTE device onlyrecognizes CTS flow control the PAD can stillflow control the DTE Parameter 6 Control of PAD Service Signals Parameter 6 specifies whether the PAD prompt ...

Page 99: ... prompt in standard form Table 12 13 PAD Action on DTE Break Value Description 0 The PAD does nothing on receipt of a break in PAD data transfer PAD command or PAD connect in progress mode while establishing a call 1 An expedited interrupt packet is transmitted by the PAD prior to the forwarding of the stored PAD data If a previously transmitted interrupt is not acknowledged the break interrupt wi...

Page 100: ... complete the carriage return advance the printing head to the beginning of the line Once complete the PAD can resume sending data to the local DTE device without losing data Parameter 9 also applies to the number of padding characters inserted aftertheformateffecter carriagereturnand linefeed The format effecter is sent in conjunction with PAD service signals to the local DTE device when the PAD ...

Page 101: ...each the right most end of the device display parameter 10 should be set to 0 This parameter applies to data PAD command characters and PAD service signals default Parameter 11 Binary Speed of Local DTE Parameter 11 reflects the current speed of the local DTE which is set automatically when the terminal adapter receives an AT command prefix while in the AT command mode This is a READ ONLY paramete...

Page 102: ...ol off condition is canceled when the PAD leaves the data transfer mode The flow control off condition does not exist when the PAD enters the data transfer mode Parameter 13 Line Feed Insertion after Carriage Return Parameter 13 specifies if and under what conditions a line feed character is inserted in the data stream by the PAD after a carriage return when the PAD is in the data transfer mode En...

Page 103: ...e Parameter 14 does not apply to line feeds that are part of a service signal format effecter carriage return and line feed The format effecter is transmitted as part of service signals when the PAD is in the PAD command mode The format effecter line feed transmitted to the local DTE is padded according to parameter 9 default Table 12 19 Line Feed Insertion Value Description 0 No line feed inserti...

Page 104: ...ter contained in the PAD buffer the last character received from the DTE If service signals can be transmitted by the PAD parameter 6 is notsetto0 thePAD transmitsacharacterdeleteservicesignal to the DTE The purpose of the character delete service signal is to delete the last character from the DTE device s display line The format of the character delete service signal varies depending on the type...

Page 105: ...nal varies depending on the type of DTE device Parameter 19 specifies the format of the line delete service signal for different DTE devices Receipt of the line delete character is valid when the PAD is in the PAD data transfer mode and editing parameter 15 is enabled or the PAD is in the PAD command mode The function priority for duplicated characters because of duplication of parameter assignmen...

Page 106: ... or the PAD is in the PAD command mode The function priority for duplicated characters because of duplication of parameter assignments follows the order of priority listed in the priority table provided for parameter 3 default Table 12 23 Line Delete Value Description 0 to 23 One decimal character from the range 0 to 23 in the ASCII Character Table is used as the line delete character refer to App...

Page 107: ...apable of physically removing the character to be deleted the character delete service signal displays as a slash on the printing terminal device If parameter 6 control of PAD service signals is disabled the value of parameter 19 is ignored Note None of the service signals are transmitted to the local DTE display device if there are no characters stored by the PAD or parameter 6 is set to 0 defaul...

Page 108: ...col is not in operation and the protocol in operation is not capable of controlling parity checking If X 25 is the active protocol the setting of parameter 21 overrides the setting of the AT command P3 The DTE word length and parityisautomatically setwhen theterminaladapter receives an AT command prefix while in the AT command mode The PAD is only specified by CCITT to operate with 7 bit character...

Page 109: ...meter 6 control of service signals is set to 0 No more data is delivered to the DTE until the user sends the XON Ctrl Q character to cancel the page wait condition Upon cancellation of the page wait condition the PAD resumes the transmission of data to the local DTE until the specified line feed count is reached again The page wait condition can be canceled by issuing the XON character however the...

Page 110: ... to the local DTE anyway To resume the transmission of data an XON must be transmitted to the PAD by the user or any of the above page wait cancellation conditions must occur default Table 12 28 Page Wait Value Description 0 Page wait disabled 1 to 255 Maximum page wait line feed character count After this specified number of line feeds the PAD suspends transmission of data to the local DTE and th...

Page 111: ...l TA SOFTWARE ARCHITECTURE The concepts of sets of software and how the TA s Central Processing Unit CPU use them are described below Software Sets The TA has two sets of operational software the active set and the alternate set The TA operates from the active set and performs software downloads into the alternate set A swap command allows the user to swap software sets at any time The active soft...

Page 112: ...hen attempt to execute the alternate set of software This could occur if a softload session is aborted or a hardware failure occurs If a SELECTED PROM INVALID message appears the unit will still operate but possibly with an incorrect software set The error message will remain on the LCD for approximately three seconds To clear the error download the correct software and then use the swap command t...

Page 113: ...display or change the softload password Any password changes must be made from the local DTE Table 13 2 LCD Status Messages LCD Status Message Description SOFTLOAD NOT INITIATED The not initiated message will be displayed upon power up before any softload activity has taken place SOFTLOAD IN PROGRESS This message will be displayed after the softload has been successfully started The message will b...

Page 114: ...s which software set is currently active A typical response to the Q command might be PRODUCT NUMBER 4563672 ACTIVE SOFTWARE 1D ALTERNATE SOFTWARE 1B If the alternate software set contained any software versions that were invalid the word INVALID would appear instead of a version code A software set that is invalid cannot become the active software set If the Q command returns the ERROR message th...

Page 115: ...o the AT command mode The YModem G transfer should send one file During the transfer the TA may issue flow control requests to pace the DTE s sending of data After the file has been transferred the TA verifies that the file has been received and programmed correctly The TA then sends a response code OK or ERROR to the DTE indicating the success or failure of the entire softload If an error occurs ...

Page 116: ...ting the success or failure of the entire copy S59 SOFTLOAD To help determine the cause of any problems encountered during a softload the TA can return a result code via the S59 command to indicate the status of the latest softload The error codes Tables 13 5 and 13 6 indicate the success or reason for failureofsoftloadoperations Theyarenotretainedafterpower off reset or successful swap S59 is a r...

Page 117: ...e address 100 64H Bad softload file frame offset 101 65H Data before softload file begin record 102 66H Duplicate softload file begin record 103 67H Softload file end record before begin record 104 68H Premature end of softload record 105 69H Bad softload file checksum 106 6AH Premature end of softload file 113 71H Flash PROM erase error 114 72H Flash PROM program error 115 73H Flash PROM ID error...

Page 118: ...marked as invalid and the TA returns the ERROR message If all verification checks pass it returns OK and proceeds with the swap The swap forces the TA to reset and reinitialize with the new software this takes about 10 seconds Note that the OK message is returned before the swap and reset are performed to verify that the swap was actually successful use the Q command to request the software versio...

Page 119: ...TA to verify that it is to be downloaded into the correct alternate set Enter AT Q The TAshouldrespond withthe versioncodes for both the active and alternate set 9 Initiate Softload Enter the AT Y x where x is the softload password The TA responds with either ERROR if the password is invalid or the softload method banner SOFTLOAD YGMS 1 This banner identifies the download method and file format Th...

Page 120: ...te software set should match the code contained in the header of the downloaded file 15 The user can swap and operate using the new alternate software now or at a later time To perform the swap enter AT T x where x is the softload password The TA returns either OK indicating a swap is imminent or ERROR indicating a bad password or invalid alternate software set The TA resets and reinitializes afte...

Page 121: ...t panel under the GLOBAL TEST submenu of the DIAGNOSTIC OPTIONS menu The following sections describe each of the diagnostic tests when to use them and what it means if they fail 2B D Loopback This test sets the UTA220 up for a data integrity test that is run from the central office switch Figure 14 1 This test causes the unit to loop data received from the ISDN on the D channel and each B channel ...

Page 122: ... TEST submenu The UTA220 may be on line or off line when the test is initiated Any protocol mode and DTE rate can be used The test is successful if the data is successfully echoed back to the DTE A BERT device can be helpful in checking for data errors This test verifies the operation of the DTE the DTE cable and the DTE interface of the UTA220 Local Loopback Test Local loopback loops data from th...

Page 123: ... the DTE the DTE cable the DTE interface in the UTA220 and of the data buffers in the UTA220 The test is successful if the data is successfully echoed back to the sender A BERT device can be helpful in checking for data errors Digital Loopback Test Digital loopback loops the ISDN B Channel data normally sent to the local DTE Figure 14 4 Any B Channel data received by the UTA220 is processed by the...

Page 124: ... protocol as the local UTA220 and left in normal data mode NOT placed in Bilateral test mode Data sent by the remote UTA220 will be received by the local UTA220 then echoed back to the remote UTA220 The test is successful if the data is correctly echoed back to the sender A BERT device can be helpful in checking for data errors The test should be run in both directions if possible i e use the loca...

Page 125: ...back Figure 14 5 Also it loops to where the ISDN B Channel data normally sent to the local DTE Any B Channel data received by the UTA220 is processed by the rate adaptation protocol and then echoed back out the B channel to the sending unit This test is useful in diagnosing the DTE UTA220 switch ISDN line and remote unit Run this test if you are encountering data errors after a call is placed succ...

Page 126: ...f the DTE the DTE cable the DTE interface to the UTA220 and the data buffers in the UTA220 The test should be run in both directions if possible i e use the local UTA220 as both the sending unit and as the loopback unit If the B channel data test is successful it indicates that the local and remote units and the network are functioning If there are errors the problem could be in any of those eleme...

Page 127: ...ils replace it with one of equal rating Repeated failure indicates a more serious problem MAINTENANCE The unit provides maintenance free service Periodically it is necessary to remove dust that has collected on internal components Remove dust with a soft bristle brush and low pressure air or vacuum Before attempting diagnostic tests check that all connectors and plugs are firmly inserted The test ...

Page 128: ...15 2 UTA220 UTA220k Maintenance ...

Page 129: ...atibility Northern Telecom DMS100 Central office switch running software version BCS 29 or above Layer 1 physical Conforms to CCITT I 430 Layer 2 Link Conforms to Northern Telecom specification NIS 208 4 Issue 1 1 section C based on CCITT Recommendation Q 921 Layer 3 Signaling For BCS 29 and BCS 30 conforms to NIS 208 4 Issue 1 1 sections D H For BCS 31 32 and 33 conforms to NIS 208 5 Issue 1 1 Se...

Page 130: ...31 For 5E8 conforms to National ISDN 1 US National ISDN One Central office switches as described in Bellcore Special Report SR NWT 001953 Issue 1 June 1991 and Revision 1 December 1991 Supplementary Services The UTA220 does not support any supplementary data services nor does it support Electronic Key Telephone Service EKTS Dimensions Width 6 95 inches 17 65 cm Height 2 22 inches 5 69 cm Depth 9 9...

Page 131: ...nel Provision None B2 Channel Provision None D Channel Provision None Port 1 4 X 25 TEI Disabled Port 1 Data TEI Auto Port 2 Data TEI Auto Port 3 Data TEI Disabled Port 4 Data TEI Disabled Port 1 4 SPID NULL Port 1 4 Directory Number NULL Port Parameters DTE Sync Mode Asynchronous DTE Speed 38 4 kbps DTE Parity Even DTE Number of Data Bits 7 DTE Number of Stop Bits 1 DTE Dialer Option AT DTE Guard...

Page 132: ...nits 1 50 second S Reg 25 DTR Detect Time 5 Units 1 100 second S Reg 26 RTS to CTS Time 1 Units 1 100 second Originate Option Originate Normal Answer Option Answer Normal Local Echo On Status Displays On Verbose Display Verbose Connect Message Setting All Messages Flow Control No Flow Control Reset Flow Control Disabled Powerup User Profile Profile 0 Dialing Method ENBLOC Telephone Numbers 1 10 NU...

Page 133: ...UTA220k B 3 Factory Default Settings T Link DTR Normal T Link RTS Normal T Link Negotiation Enabled Bonding Rate Multiplier 2 Bonding Secondary Call Port 2 Table B 1 UTA 220 Default Parameter Options Continued ...

Page 134: ...B 4 UTA220 UTA220k Factory Default Settings ...

Page 135: ...Locked 2 Option Actions Locked W Store Global V View Global Parameters G View Global Parameters C View Directory Numbers SPIDs and TEIs Z Restart Network Z1 Restart UTA Z9 See Z F9 See F W9 See W Global Commands Miscellaneous Configuration Fn See Ln Global Commands Switch Configuration C0 Switch Type Changing this parameter changes all B C parame ters to factory default 0 AT T 5ESS 1 Northern Tele...

Page 136: ... LAPD D0 SAPI 16 X 25 TEI by port Range 0 63 255 auto 127 disable default 127 D1 SAPI Parameter Negotiation 0 Disable 1 Enable default D3 SAPI 0 data TEI by port Range 0 63 255 auto 127 disable default 255 Channel Parameters X 25 Provisional D Channel X0 Receive Window Size Default Range 1 7 default 2 X1 Transmit Window Size Default Range 1 7 default 2 X2 Receive Window Size Default Range 7 8 defa...

Page 137: ...e n 0 Numeric 1 Verbose default Wn Carrier Protocol Result Codes n 0 Disables default 1 Enables Xn Connect Messages n 0 Enable Result Code 0 4 1 Enable 0 5 10 15 17 19 28 32 2 Enable 0 5 10 15 17 19 28 32 3 Enable 0 5 7 10 15 17 19 28 32 4 Enable 0 5 7 10 15 17 19 28 32 S0 Rings Until Answer Range 0 255 default 1 S1 Ring Count Read Only Range 0 255 default 0 S2 Escape Character Range 0 127 default...

Page 138: ...0 Always On default 1 Tracks Connection async only 2 Always except during S10 disconnect async only Dn Data Terminal Ready DTR n 0 Ignore DTR async sync default 1 Recall ACU async only 2 Hangup auto answer disabled while DTR down async only 3 Hangup reload parameters async only 9 DTR Dial async only Kn Flow Control parity ignored n 0 None default 3 Bi directional RTS CTS 4 Bi directional XON XOFF ...

Page 139: ...ofile 0 upon power up default 1 Select Stored Profile 1 upon power up Zn Store Telephone Number n 0 9 0 40 characters 0 9 Qn n 0 Disable flow control default 2 Enable unidirectional CTS flow control 3 Enable bidirectional RTS CTS flow control 4 Enable bidirectional XON XOFF flow control 5 Transparent flow control 6 Enable unidirectional XON XOFF flow control A2 Protocol 0 None Clear Channel 1 TLin...

Page 140: ...HDLC E EIA 366 P2 DTE Speed Note Speed can be entered as a code or a bit rate The bit rate value displays 3 300 5 1200 6 2400 7 4800 9 9600 12 19200 13 38400 default 32 48000 17 56000 18 57600 19 64000 20 112000 22 115200 21 128000 disables Autobaud P3 Parity N None O Odd E Even default M Mark P4 Number of Data Bits Range 7 8 default is 8 Table C 1 UTA 220 AT Command Set Continued Command Descript...

Page 141: ...oard software checksum PASS FAIL I4 Numeric Capability String I8 Verbose Capability String I9 Plug and Play ID I10 ISDN Link Status I11 Port Status I12 User definable Device ID On Return On Line n 0 Return On Line 1 Return On Line Zn Reload Port from non volatile set n n 0 1 Fp Load Port from factory profile p p 0 1 Table C 1 UTA 220 AT Command Set Continued Command Description Value Note by port ...

Page 142: ...ult 8 E3 T200 Transmission timer Range 1 255 default 5 E7 Protocol Option 0 Transparent to all bits SYNC ASYNC according to Q 1 Use protocols SDLC default E9 Information Frame Selection 0 Use I Frames default 1 Use UI Frames Port Commands TLink B Channel Only T0 Echo E Enabled D Disabled default T1 DTR A Assert N Normal default T2 RTS A Assert N Normal default T3 Negotiation E Enabled default D Di...

Page 143: ... selected default 1 Basic CUG 2 CUG with outgoing access 3 Bilateral CUG B9 Closed User Group Name Range 0 4 digits default null string B10 Reverse Charging Option 0 Normal Call Charging default 1 Reverse Call Charging B11 Receive Through Input Class 0 Use network default default 1 Reserved 2 Reserved 3 75 4 110 5 300 6 600 7 1200 8 2400 9 4800 10 9600 11 19200 12 48000 13 64000 14 Reserved 15 Res...

Page 144: ...ll redirection by called station Not saved in non volatile Initialized to factory defaults before each virtual call B16 Called Redirection Notification Code Called Read Only 0 Call not redirected default 1 Called station was busy 9 Called station was out of or der 15 Systematic call redirection by called station Not saved in non volatile Initialized to factory defaults before each virtual call B17...

Page 145: ...ge 0 600 default 180 B97 Auto Accept Virtual Call E Enabled default D Disabled Session Parameters X 3 PAD L1 PAD Recall Using a Character 0 None 1 DLE 32 126 default 0 1 0 L2 Echo 0 No echo 1 Echo default 0 1 0 L3 Selection of Data Forward ing Characters 0 None 1 A Z a z 0 9 2 CR 4 ESC BEL ENQ ACK 8 DEL CAN DC2 16 ETX EOT 32 HT LF VT FF 64 NUL SOH STX BS SO SI DLE DC1 DC2 DC3 DC4 NAK SYN ETB EM SU...

Page 146: ...pe from data state 21 Send interrupt and indication of break packets and set L8 to 1 default 5 2 2 L8 Discard output to DTE 0 Normal Data Delivery 1 Discard output to DTE default 0 0 0 L9 Padding after carriage return Range 0 255 default 0 0 0 L10 Line Folding Range 0 255 default 0 0 0 L11 DTE Speed 2 300 3 1200 4 600 12 2400 13 4800 14 9600 15 19200 16 38400 default 16 16 16 L12 Flow Control of t...

Page 147: ...vice Signals 0 None 1 Printers 2 Displays default 2 1 1 L20 Echo Mask 0 None 1 No echo of CR 2 No echo of LF 4 No echo of VT HT FF 8 No echo of BEL and BS 16 No echo of ESC and ENQ 32 No echo of ACK NAK STX SOH EOT ETB ETX 64 No echo of parameters 16 17 and 18 128 No echo of NUL SO SI DLE DC1 DC2 DC3 DC4 SYN CAN EM SUB FS GS RS US default 248 0 0 L21 Parity 0 None 3 Use P3 default 0 0 0 Table C 1 ...

Page 148: ...nge 0 255 default 0 0 0 Table C 1 UTA 220 AT Command Set Continued Command Description Value Note by port indicates that these switch parameters are associated with a particular port However this does not exclude ports from sharing the same SPID or TEI ...

Page 149: ...ons of the DTE interfaces on the UTA Use the table corresponding to the interface onyour UTA Generaldescriptions of the pins follow Note In the following tables unused pins have no electrical connection Table D 1 U Interface RJ45 Pin Functions Pin Name Function 1 Battery status No connection 2 Battery status No connection 3 No connection 4 Signal U interface tip or ring 5 Signal U interface tip or...

Page 150: ...3 BB 104 Received Data from UTA RD 4 CA 105 Request to Send RTS 5 CB 106 Clear to Send CTS 6 CC 107 Data Set Ready DSR 7 AB 102 Signal Ground SG or GND 8 CF 109 Data Carrier Detect CD or DCD 15 DB 114 Transmit Clock TC 17 DD 115 Receive Clock RC 18 LL 141 Local Loopback 20 CD 108 Data Terminal Ready DTR 21 RL Remote Loopback 22 CE 125 Ring Indicator RI 25 TM 142 Test Mode Table D 1 U Interface RJ4...

Page 151: ...have no electrical connection to the UTA220 Table D 3 V 35 Pin Functions DB 25 Pin M 34 Pin V 35 Function 1 A Protective Ground 2 P Transmitted Data A 3 R Received Data A 4 C Request to Send RTS 5 D Clear to Send CTS 6 E Data Set Ready DSR 7 B Signal Ground SG 8 F Received line signal detect 13 AA a Transmit clock B 14 S Transmitted data B 15 Y Transmit clock A 16 T Received data B 17 V Receive cl...

Page 152: ...ND Present Next Digit 6 CC 107 Data Set Ready DSR PWI Power Indication 7 AB 102 Signal Ground SG or GND SG Signal Ground 8 CF 109 Data Carrier Detect CD or DCD Not Used 9 Re served Not Connected Not Connected 10 Re served Not Connected Not Connected 11 126 Not Connected Not Connected 12 SCF CI 122 112 Not Connected Not Connected 13 SCB 121 Not Used DSC Distant Station Connected 14 SBA 118 Not Used...

Page 153: ...g connections must be used 20 CD 108 1 2 Data Terminal Ready DTR Not Used 21 RL CG 140 110 Remote Loopback Not Used 22 CE 125 Ring Indicator RI DLO Data Line Occupied 23 CH CI 111 112 Not Used Not Used 24 CE 113 Not Connected Not Connected 25 TM 142 Test Mode Not Used Table D 4 Ports 3 and 4 Pin Functions Continued DB 25 Pin EIA 232 V 24 Mode EIA 366 Mode EIA 232E Pin V 24 Pin Function EIA 366 Pin...

Page 154: ...ed In synchronous modes the pin can be used by the DTE to indicate that it is ready to send Clear to Send Generally used within a call to indicate when it is permissible for the DTE to transmit Data Set Ready Indicates that the UTA has detected the remote UTA Signal Ground This pin is the common return lead for all input and output signals on the DTE interface It is normally connected to the chass...

Page 155: ...ng information for it to use when reading data from the UTA This output is not used in asynchronous mode Data Terminal Ready This signal is generally supplied by the DTE to indicate that it is ready to send data Ring Indicator This output pulses high when the UTA detects an incoming data call on the ISDN ...

Page 156: ...D 8 UTA220 UTA220k Interfaces ...

Page 157: ...al ISDN SWITCH VERSION 5ESS DMS 100 National ISDN MULTI POINT PVC IC National ISDN 1 MULTI POINT PT TO PT PVC IC0 PVC IC1 National ISDN 1 Port 1 X 25 TEI VALUE DIS 0 63 DIS AUTO Port 1 DATA TEI VALUE AUTO 0 63 DIS AUTO Port 1 SPID Empty String 0 20 characters 7 numeric digits for NI 1 Port 1 DN Empty String 0 20 characters 0 9 9 20 numeric digits for NI 1 Port 2 X 25 TEI VALUE DIS 0 63 DIS AUTO Po...

Page 158: ...ing 0 20 characters 7 numeric digits for NI 1 Port 3 DN Empty String 0 20 characters 0 9 9 20 numeric digits for NI 1 Port 4 X 25 TEI VALUE DIS 0 63 DIS AUTO Port 4 DATA TEI VALUE DIS 0 63 DIS AUTO Port 4 SPID Empty String 0 20 characters 7 numeric digits for NI 1 Port 4 DN Empty String 0 20 characters 0 9 9 20 numeric digits for NI 1 Table E 1 Network Options Continued ISDN OPTIONS Parameter Fact...

Page 159: ... Control keys are shown in the right column of the first table Binary Decimal Hexadecimal 0000 0 0 0001 1 1 0010 2 2 0011 3 3 0100 4 4 0101 5 5 0110 6 6 0111 7 7 1000 8 8 1001 9 9 1010 10 A 1011 11 B 1100 12 C 1101 13 D 1110 14 E 1111 15 F ASCII Symbol Decimal Hex EBCDIC Control Key NUL 0 00 NU null SOH 1 01 SH start of header A STX 2 02 SX start of text B ETX 3 03 EX end of text C EOT 4 04 PF D E...

Page 160: ... 21 15 NL new line U SYN 22 16 BS back space V ETB 23 17 IL light W CAN 24 18 CN cancel X EM 25 29 EM end of message Y SUB 26 1A CC Z ESC 27 1B C1 CU1 FS 28 1C FS form separator GS 29 1D GS group separator RS 30 1E RS record separator US 31 1F US unit separator DEL SP 32 20 DS 33 21 SS SOS 34 22 35 23 36 24 CP bypass 37 25 LF line feed 38 26 EB end of block 39 27 EC escape 40 28 41 29 42 2A SM 43 ...

Page 161: ...cknowledgment 62 3E 63 3F SB substitute 64 40 space A 65 41 B 66 42 C 67 43 D 68 44 E 69 45 F 70 46 G 71 47 H 72 48 I 73 49 cent J 74 4A period K 75 4B less than L 76 4C open parenthesis M 77 4D plus D 68 44 N 78 4E O 79 4F ampersand P 80 50 Q 81 51 R 82 52 S 83 53 T 84 54 leading pad U 85 55 V 86 56 W 87 57 X 88 58 Y 89 59 exclamation Z 90 5A dollar sign ASCII Symbol Decimal Hex EBCDIC Control Ke...

Page 162: ...1 65 f 102 66 g 103 67 h 104 68 i 105 69 j 106 6A k 107 6B l 108 6C m 109 6D _ n 110 6E o 111 6F p 112 70 ACK0 q 113 71 r 114 72 s 115 73 t 116 74 u 117 75 v 118 76 w 119 77 x 120 78 y 121 79 single quote z 122 7A colon 123 7B pound 124 7C at 125 7D apostrophe 126 7E equal DEL 127 7F double quote 128 80 129 81 a 130 82 b 131 83 c ASCII Symbol Decimal Hex EBCDIC Control Key ...

Page 163: ...8C less than or equal 141 8D 142 8E 143 8F 144 90 145 91 j 146 147 93 l 148 94 m 149 95 n 150 96 o 151 97 p 152 98 q 153 99 r 154 9A 155 9B 156 9C x 157 9D 158 9E 159 9F 160 A0 161 A1 162 A2 s 163 A3 t 164 A4 u 165 A5 v 166 A6 w 167 A7 x 168 A8 y 169 A9 z 170 AA 171 AB 172 AC ASCII Symbol Decimal Hex EBCDIC Control Key ...

Page 164: ...84 B8 185 B9 S9 SM9 186 BA 187 BB 188 BC 189 BD close bracket 190 BE not equal 191 BF 192 C0 open brace 193 C1 A 194 C2 B 195 C3 C 196 C4 D 197 C5 E 198 C6 F 199 C7 G 200 C8 H 201 C9 I 202 CA 203 CB 204 CC unprintable character 205 CD 206 CE unprintable character 207 CF close bracket 208 D0 J 209 D1 K 210 D2 L 211 D3 M 212 D4 N 213 D5 O ASCII Symbol Decimal Hex EBCDIC Control Key ...

Page 165: ...3 DF 224 E0 back slash 225 E1 226 E2 S 227 E3 T 228 E4 U 229 E5 V 230 E6 W 231 E7 X 232 E8 Y 233 E9 Z 234 EA 235 EB 236 EC unprintable character 237 ED 238 EE 239 EF 240 F0 0 241 F1 1 242 F2 2 243 F3 3 244 F4 4 245 F5 5 246 F6 6 247 F7 7 248 F8 8 249 F9 9 250 FA 251 FB 252 FC ASCII Symbol Decimal Hex EBCDIC Control Key ...

Page 166: ...F 8 UTA220 UTA220k ASCII and EBCDIC Characters 253 FD 254 FE 255 FF trailing pad ASCII Symbol Decimal Hex EBCDIC Control Key ...

Page 167: ... Abort Call Retry ACU Automatic Call Unit A D Analog to Digital ADD Address Field ADDR Address AGC Automatic Gain Control ASCII American Standard Code for Information Interchange 7 level AT T American Telephone and Telegraph B BC Bearer Capability BCD Binary Coded Decimal BER Bit Error Rate BERT Bit Error Rate Test set BIL LB Bilateral Loopback Bit Binary Digit bps Bits Per Second BSC Binary Synch...

Page 168: ...Answer Back Tone CFIRT Call Failure Indication Ringback Detected Ch Gnd Chassis Ground CIC Connect Incoming Call CMOS Complementary Metal Oxide Semiconductor CNX Connect Complete COM Computer Output Microfilm CO Central Office COS Call Originate Status CPE Customer Premise Equipment CPH Characters Per Hour CPU Central Processing Unit CR Carriage Return CRC Cyclic Redundancy Check CRQ Call Request ...

Page 169: ... Dialing DDS Digital Data Service OR Dataphone Digital Service AT T DDS MR Digital Data Service Multi Rate DIC Disregard Incoming Call Dip Dual In line Package DIS DS Disable DLE Data Link Escape DLO Data Line Occupied DMS Digital Multiplexer System DOC Department of Communications Canada DOS Disk Operating System DPR Digit Present DRS Data Rate Select DSR Data Set Ready DSU Data Service Unit DTE ...

Page 170: ... Number EOT End of Text OR End of Transmission EPROM Erasable Programmable Read Only Memory ER Error ESC Escape key ETB End of Block ETC External Transmit Clock ETX End of Text EXT External F FA Feature Activator FB Fallback FCC Federal Communications Commission FDM Frequency Division Modulation FDX Full Duplex Transmission FF Form Feed FGND Frame Ground FL Flag FLL Fixed loss loop FM Frequency Mo...

Page 171: ...ameter Value Error I O Input Output IS International Standard ISDN Integrated Services Digital Network K KBD Keyboard kbps Kilobits Per Second L LAL Local Analog Loopback LAPD Link Access Protocol D Channel LAPM Link Access Protocol for Modems LB OPTS Loopback Options LCD Liquid Crystal Display OR Line Current Disconnect LDL Local Digital Loopback LDM Limited Distance Modem LED Light Emitting Diod...

Page 172: ... Modem Modulator Demodulator MR Modem Ready MR RI Modem Ready Ring Indicate ms Millisecond MUX Multiplexer N NAK Negative Acknowledgment NET STAT Network Status NRZ Non Return to Zero NRZI Non Return to Zero Inverted NS No Signal NT Network Termination O OH Off Hook OS Out of Service P PBX Private Branch Exchange PC Personal Computer pc Printed circuit board PIW Power Indication PN Pseudo random P...

Page 173: ...e Network PWI Power Indication Q QAM Quadrature Amplitude Modulation R R Reference Designator RAD Random Access Method RAL Remote Analog Loopback RAM Random Access Memory RC Receive Clock RCD Receiver Carrier Detector RCV RCVR Receiver RD Receive Data RD ER Receive Data Error RDI Receive Data Inhibit RDL Remote Digital Loopback RI Ring Indication RL Remote Loopback RLO Request List of Stored Optio...

Page 174: ...ntroller SD Send Data SDLC Synchronous Data Link Control IBM SGND SG Signal Ground SH Switch Hook SIM SW CR Simulated Switched Carrier SNR Signal Noise Ratio SPID Service Profile Identifier SQD Signal Quality Detector SQM Signal Quality Monitor SS Systems Status STX Start of Text SYN Synchronization Character T T Reference Designator TA Terminal Adapter TC Transmit Clock TD Transmit Data TE Termin...

Page 175: ...USOC Universal Service Ordering Code V V CCITT Code Designation V 24 List of definitions for interchange circuits between data terminal equipment and data circuit terminating equipment and provisional amendments May 1977 Vac Volts Alternating Current VAC Value Added Carrier VAL Valid Vdc Volts Direct Current W WATS Wide Area Telecommunications Access Method AT T X X CCITT Recommendation Designatio...

Page 176: ...G 10 UTA220 UTA220k Abbreviations and Acronyms ...

Page 177: ...eriod specified by register S7 or carrier lost for 300 ms or more 4 ERROR Command not recognized or too long 5 CONNECT 1200 Connection made at 1200 bps 6 NO DIALTONE ISDN link is not synchronized 7 BUSY Dialed number is busy 10 CONNECT 2400 Connection made at 2400 bps 11 CONNECT 4800 Connection made at 4800 bps 12 CONNECT 19200 Connection made at 19200 bps 14 CONNECT 19200 Connection made at 19200...

Page 178: ...H 2 UTA220 UTA220k Status and Connection Messages ...

Page 179: ...ar SPIDs and DNs Configure B channels Use the AT Cn command where n is a port number for each port in turn to specify which port to configure The AT C command without a number ends control of any specified port and specifies control of the physically connected port This Command Does This AT D3 127 Disables the TEI AT C2 Sets the SPID to an empty string AT N1 Sets the DN to an empty string AT C4 9 ...

Page 180: ... port for sync mode 2 DTR dialing AT Z B1 Sets the stored dial string for leased line operation AT W Saves the port specific configuration AT W Saves the switch configuration of SPIDs DNs TEIs and B Channel provisioning AT Z Restarts the network Example This command string configures the port for 128K Clear Channel enters a leased line dial string saves the configuration and restarts the network A...

Page 181: ...If you have additional concerns in case of failure about missing parts or to return equipment contact your nearest Motorola ISG representative Expiration of Lease To return equipment upon expiration of a lease agreement contact your Motorola Sales Office for return authorization and instructions A list of these offices follows When you contact the sales office you will be asked to provide the foll...

Page 182: ...ame and description Serial number Failure symptoms Packaging Guidelines for Equipment Return Data communications equipment or parts that are to be returned to Motorola for any reason must be properly packaged to prevent damage in shipment and handling If the original packing material and shipping container are available reuse these items to return equipment If these items are not available it is y...

Page 183: ...nel X 25 with ATDD command 12 2 DIAGNOSTIC OPTIONS 5 1 D Continued Diagnostics 2B D Loopback 14 1 Bilateral Loopback Test 14 5 Code 14 6 Digital Loopback Test 14 3 Local Loopback Test 14 2 Local Terminal Loopback 14 2 Port Tests 14 2 Status Display 14 6 Dial Command 6 3 Dial stored number synchronous mode 11 1 DIAL HANGUP OPTIONS 5 1 Dialing V 25 bis 1 2 Digit present 7 3 Digit signal circuit 7 2 ...

Page 184: ...e folding 12 25 Parameter 11 Binary speed of local DTE 12 25 Parameter 12 Flow control of PAD by local DTE 12 26 Parameter 13 Line feed insertion after carriage return 12 26 Parameter 14 Padding after Line feed 12 27 Parameter 15 editing 12 28 Parameter 16 character delete 12 28 Parameter 17 line delete 12 29 Parameter 19 editing PAD service signals 12 31 Parameter 2 Echo 12 20 Parameter 20 echo m...

Page 185: ...STATUS DISPLAYS 5 1 Supervisor Command Mode 8 4 supervisor command mode 8 4 Supplementary services A 2 Switch compatibility A 1 Switches Programming 3 6 symbols 8 1 T TEI 4 5 Terminal adapters 4 2 Terminal Endpoint Identifier 4 5 T Link 9 1 T Link Options 9 2 Troubleshooting 14 1 V V 120 9 3 V 25 bis 6 1 V 35 switch options 3 5 X X 2 functional description 12 1 X 25 session establishing 12 2 X 25 ...

Page 186: ... judgment of Motorola affect its stability or reliability nor which has been operated in a manner exceeding its specifications nor which has been altered defaced or has had the serial number removed Motorola does not assume any liability for consequential damages and in any event our liability shall not exceed the original purchase price The foregoing constitutes the sole and exclusive remedy of t...

Page 187: ...hrough Magazines I regularly read Salesman Business Week MIS Week A friend Byte Network World Trade show Communications Week PC Magazine Direct mail ComputerWorld PC Week Retail store Data Communications PC World Magazine _____________ Fortune Wall Street Journal Other _______________ Info World Other _______ What other Motorola product s would you be interested in High Speed Modems Rack Assemblie...

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