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1. page 33 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual e When the equipment connected to the S Interface port does not have programmed MSN numbers on its memory it accepts any call page 34 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 4 COMMUNICATION PROTOCOLS 4 1 POINT TO POINT PROTOCOL This protocol has been designed with the aim to allow interoperability i e to enable equipment of many different vendors to communicate over point to point links Initial deployment was over short local lines leased lines and POTS using modems However after packet services and higher speed lines were introduced PPP has been easily deployed in these environments as well PPP was first proposed as a standard in 1990 to replace an older defacto standard known as SLIP Serial Line Internet Protocol Now it is a recommended standard by the Internet Advisory Board IAB and represented by a series of RFCs Request For Comments produced by the Point to Point Protocol Working Group of the Internet Engineering Task Force IETF For instance PPP over ISDN is described in RFC 1618 i P j P When using the Internet for communication between two computers each computer needs to pass communications through a TCP application that disassemble a message into packets
2. Standard 28800 bps Modem Properties General page 61 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Standard 28800 bps Modem Properties ter or manuel dial m Once you have finished with the above settings press the lt OK gt button to return to the previous window and then press the lt Next gt button The following dialogue box appears Make New Connection D N El Poe Greece 30 Fill in the Country Code field the Area code field and the Telephone number field with the correct values that stand for your Internet provider Then press the lt Next gt button page 62 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Make New Connection sd N My Connection On the final dialogue box press the lt Finish gt button Your new connection has been added to the lt Dial Up Networking gt window F3 Dial Up Networking Make New Connection To adjust the settings of your connection press the right mouse button and select properties From the various pages of this menu you can adjust all the parameters of your connection and your modem Please refer to your windows manual and to chapter 11 2 1 for more details regarding these settings To open your connection now just double click on lt My Connection icon page 63
3. lt gt INTRACOM NETWORK TERMINATION UNIT 8 netMod USER S MANUAL Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Table of Contents 1 INTRODUCTION eeeoososossosoosessssssssesoososssssssosoessssssse 7 2 PRODUCT DESCRIPTION 2 0 0 0 cccccccecscsssscscccccecceees 8 2 1 CENENA T EEES ATA SE 8 2 2 KEY FEATURES sessie eise sd sesde eke ieke ieke ee deed 9 221 PHYSICAL CHARACTERISTICS weccssssssssssssssssscsssssssssssssssssssooes 9 2 2 2 CAPARILITIES EA iii 9 2 2 3 INTELLIGENT FEATURES uses eene ee esse eek ee ese 11 2 3 INTERNAL STRUCTURE eeuse ees een ee ee ee ee 12 3 SUPPLEMENTARY SERVICES ccsssssssscececceees 15 3 1 CALL WAITING CW ssseeseeens se eie spesie ke 15 3 2 CALL HOLD AND ENQUIRY CALL CH ssssssssssssssssssees 16 3 3 THREE PARTY CONFERENCE 3PTY ssssssssssssssssssssseeee 17 34 CALLING LINE IDENTIFICATION PRESENTATION CLIP sees ese ee ee ee ee ee 17 3 5 CALLING LINE IDENTIFICATION RESTRICTION ie RED AR ER AE N ON 19 3 6 CONNECTED LINE RESTRICTION COLR ssssssssssees 20 3 7 MALICIOUS CALL IDENTIFICATION MCID 20 3 8 ADVICE OF CHARGE DURING THE CALL AOC De ease ee N oe EE EE 21 3 9 TERMINAL PORTABILITY TP cssssssssssssssssssssssssssssssseeee 22 3 10 DELAYED CLEAR BACK iese ees ees see ees een ees 22 3 11 MULTIPLE SUBSCRIBER NUMBER MSN sssssssssssseee 23 3 12 CALL DIVE
4. to value n n is a binary digit 0 or q Sr b Display value of bit b of S register r Sr n Set S register r to value n n must be a decimal number between 0 and 255 all cases of connection failure Same as XO respond CONNECT XXXX when connected where XXXX is DCE connection speed Same as X1 Additionally respond NO DIALTONE when connection fails due to no dial tone Same as X1 Additionally respond BUSY and NO ANSWER when connection fails due to these reasons when connection fails due to these reasons Same as X4 Respond CONNECT XXXX PROT when connected where XXXX is DCE connection speed and PROT is the B Channel connection protocol Same as X5 Respond CONNECT XXXX YYYY PROT when connected where XXXX is DCE connection speed PROT is the B Channel connection protocol and YYYY is DTE connection speed 64000 Zn _ Reset modem and load user profile n 0 3 ZA Reset modem and load factory settings CLIPLEVE n 0 19 Number n defines the level of FSK sequence Larger values of n L lt space gt n attenuate the level of FSK sequence Default value is 2 lt gt INTRACOM page 72 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 11 6 EXTENDED AT amp COMMAND SET Function amp Description amp E Load factory settings to RAM as active configuration amp F amp Jn f Bundle
5. Fig 14 The U line S bus POTS USB optional and D type 9 pin connectors netMod page 82 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Wall mounting is achieved through the two mounting holes shown in Fig 15 L Mounting holes Fig 15 The 2 mounting points Fig 16 Side view of the plastic box page 83 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 13 PINOUT ASSIGNMENTS 13 1 PHONE JACK PINOUT ASSIGNMENTS 13 1 1 RJ 45 CONNECTOR FOR THE S T INTERFACE LI hees pe for ees Table 3 Pin description of the RJ 45 connector 13 1 2 RJ 11 ANALOG CONNECTOR TWO ANALOG PORTS LI Er EEN Table 4 Pin description of the RJ 11 connector QP INTRACOM page 84 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UMBs DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 13 2 SERIAL PORT INTERFACE 13 2 1 ASYNCHRONOUS H w FLOW CONTROL CABLE CONNECTION Modem DCE Signal to PC DTE DB9 DB9 ET Table 5 Asynchronous H W flow control cable connection AP INTRACOM page 85 88 Ver 3 0 Jan 01 COPYRIGHT INTRACO
6. MSN number to assign an MSN number to port POTS 2 The number N takes the values N 3 for the first MSN port number lt gt INTRACOM page 23 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual N 4 for the second MSN port number N 5 for the third MSN port number at amp ziN Enter key to delete a previously assigned MSN number to POTS port 2 N 3 or 4 or 5 e Using AT commands assign MSN numbers to the serial data port Type at amp ziN MSN number to assign an MSN number to the serial data port The number N takes the values N 6 for the first MSN port number N 7 for the second MSN port number N 8 for the third MSN port number at amp ziN Enter key to delete a previously assigned MSN number to the serial data port N 6 or 7 or 8 e To see the MSN numbers assigned to the two analogue ports POTS1 and POTS2 and the serial data port type at amp zi It has to be considered that the above adjustments are permanently stored in netMod s memory lt gt INTRACOM page 24 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 12 3 12 1 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual CALL DIVERSION CFU CFB CFNR When call diversion is activated all incoming calls that concern a subscriber number MSN of the called subscriber are forwarded conditional or unconditional
7. S85 Bit mapped register POTS 1 Calling Line Identification Restriction disabled e H POTS 1 Calling Line Identification Restriction enabled ek POTS 2 Calling Line Identification Restriction disabled a Re ee il ll EE disabled enabled vt eee disabled POTS 2 Calling Line Identification Restriction enabled POTS 2 Connected Line Identification Restriction enabled lt gt INTRACOM page 76 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Bit mapped register Note Global calls are those incoming calls that do not contain Called_Party_Number Information Element in the SETUP message 0 0 Enable POTS 1 port to receive global calls see note 1 0 o Enable POTS 2 port to receive global calls see note 5 6 0 0 Bundle connection is disabled __ _ 96 60 Bundle connection is enabled on outgoing calls Bit mapped register aa Disable Total and Last call s charging counters of analogue adapter POTS 1 MEER Enable Total and Last call s charging counters of analogue adapter POTS 1 ae Disable Total and Last call s charging counters of analogue adapter POTS 2 a analogue adapter POTS 2 a ene port port o Disable the metering pulse of analogue adapter POTS 2 32 Enable the metering pulse of analogue adapter POTS 2 5 o Ed CID FSK pattern is transmitted during ringing between the 1
8. 0 which becomes the active profile after restarting the system hardware reset The activation deactivation of this service using S Registers in is not permanent In this case to permanently store these changes the user has to follow the process for permanent storage of S Registers settings described in chapter 11 8 1 e Restrict presentation on a call by call basis when pressing 31 and then dial the destination number AP INTRACOM page 19 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 6 3 7 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual CONNECTED LINE RESTRICTION COLR Connected Line Restriction is a service offered to the called user to prevent presentation of the called party number during the connection of the call e Restrict presentation of called party number COLR activation when pressing 77 e Allow presentation of called party number COLR deactivation when pressing 77 ATS85 0 deactivates the service in each analogue port POTS1 and POTS2 ATS85 4 activates the service in the analogue port POTS1 and deactivates the service in the analogue port POTS2 ATS85 8 deactivates the service in the analogue port POTS1 and activates the service in the analogue port POTS2 ATS85 12 activates the service in each analogue port POTS1 and POTS2 It must be considered that this service is initially deactivated in both analogue ports of netMod The ac
9. 1 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual SUPPLEMENTARY SERVICES AND TERMINAL EQUIPMENT netMod offers three different types of terminal equipment POTS terminal ISDN terminal Personal Computer and various supplementary services to the user For the best use of terminal equipment connected to netMod attention must be given when using supplementary services during establishment duration or answer of a call CONNECTING A TERMINAL EQUIPMENT TO S INTERFACE PORT It has to be considered that e netMod does not activate deactivate supplementary services for the S Interface port Signalling and data concerning this port are transferred transparently through the netMod The subscriber using the user s instructions of terminal equipment connected to the S Interface port can activate deactivate the supplementary services in each equipment e netMod does not program MSN numbers in the S Interface port Programming of MSN numbers is done in the equipment connected to that port Each of these equipment compare the called party number of the incoming call with the programmed MSN numbers stored in its memory The equipment will accept the call when the called party number is identical with one of the MSN numbers programmed in the equipment If there are no programmed MSN numbers in the equipment it accepts all the incoming calls CONNECTING A VIDEOPHONE EQUIPMENT Many videoph
10. 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Connect To On the dialogue box that appears type your User name and Password given to you by your Internet provider Press the lt Connect gt button Connecting to My Connection If all the above steps are done correctly your computer will be soon connected to the Internet and you can run a WWW browser an ftp program or any other Internet application you like page 64 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 11 2 1 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual CONNECTING TO INTERNET USING PPP OR ML PPP PROTOCOL netMod s software presumes that the negotiation for the MLPPP connection with the Internet Service Provider ISP is deactivated If the user wants to use both B channels for the connection it has to give the command atb0 to netMod and make it negotiate the ML PPP It is important before you activate this call to be sure that the ISP supports connection with use of protocol ML PPP In each case of connection the H W flow control has to be activated in the computer s serial port used for the connection with netMod It is described below the way of activation deactivation of ML PPP through the lt Dial Up Networking gt of windows 95 98 Having created a connection using the lt Dial Up Networking gt from menu lt Accessorie
11. an MSN number that will be forwarded to the B subscriber as CLIP information Resumes a suspended call Turns Call Forward Unconditional on page 29 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 21 X Turns Call Forward Unconditional off is on on xt X X 0 or 1 Enables either FUCTIONAL or KEYPAD protocol for ACTIVATION DEACTIVATION of the supplementary services 89 Turns pulse metering off Activates Connected Line Restriction 77 Deactivates Connected Line Restriction RSR Allows the transmission of the CLIP signal 85 Restricts the transmission of the CLIP signal Table 1 Activation of the supplementary services e These facilities are operational if the user is subscriber of CLIR service on a call by call basis X parameter is optional It takes values 1 or 2 or 3 and is used to make forward either MSN 1 or MSN 2 or MSN 3 If X is missing the default MSN that is forwarded is MSN 1 lt gt INTRACOM page 30 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual For ISDN Exchanges that do not support ETSI procedures for ACTIVATION DEACTIVATION of the supplementary services X parameter must be 1 page 31 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 14 3 14 1 3 14 1
12. and 2 ring CID FSK pattern is transmitted prior to ringing i lo dlo Disable the metering pulse of analogue adapter POTS 1 Enable the metering pulse of analogue adapter POTS 1 i dec 0 a Jr bit dee S108 n dec hex High Layer Compatibility n 0 analogue adapter POTS 2 n 2 ISDN data n 3 analogue adapter POTS 1 0 No High Layer Compatibility information element will be sent 4 32 40 1 hex 0 AP INTRACOM page 77 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual S118 bit dec hex Bit mapped register 0 0 lo Enable analogue adapter POTS 1 incoming calls Reject analogue adapter POTS 1 incoming calls 1 Jos lo Enable analogue adapter POTS 2 incoming calls 242 Reject analogue adapter POTS 2 incoming calls 119 Layer 2 Deactivation Layer 2 will be deactivated on expire of a 10 seconds timer This timer starts after the end of the call Layer 2 will be deactivated only from network side 123 Full Functionality Emergency Mode o dlo Disables Full Functionality Emergency Mode 7 1 FF Enables Full Functionality Emergency Mode Forces POTS ports amp the serial port to remain operational if AC power fails If this mode is selected it is possible that the power from the U line is not enough In this case the user must restore the default value 0 124 Add persist time for BOD i
13. be added When both B channels are used and the rate drops below 48kbps for a time duration of 40 sec the second B channel will be subtracted from the connection lt gt INTRACOM page 67 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 11 3 11 3 1 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual COMMUNICATION WITH OTHER ISDN MODEM A PC connected to netMod can communicate with another PC connected in an ISDN modem netMod or another manufacturing modem A basic requirement to accomplish communication is that the other modem has to use one of the communication protocols that netMod uses netMod uses the protocols PPP MLPPP Transparent PPP and Voice Transparent which are described in more details in this manual It has to be considered that at this point netMod does not support MLPPP for incoming calls This function will be added in the future Besides the use of the same protocol for the possible data transfer the proper software must be run in both PCs that need to communicate The software of netMod V2 0 presumes that the negotiation for the MLPPP connection with an ISP is deactivated When the user wants to use both B channels for the connection he has to give the command atbO to netMod in order to make a MLPPP negotiation In any case of connection the H W flow control has to be activated in the serial port of the computer used for the connection with netMod TRANSMISSIO
14. both ends of the PPP link Thus when Multilink PPP is active both B channels may be dedicated to a data call If however the user wishes to place or answer a voice call from one of the analogue devices connected to the analogue ports netMod automatically drops one channel When the voice call ends netMod is capable of re establishing the channel It is also possible to use one or two B channels for a data call depending on the traffic on the ISDN links NetMod s feature Bandwidth On Demand BOD allows for the monitoring of the link and when for instance both channels are used into a single 128 kbps link and the traffic is light it drops automatically one channel Similarly when only one channel is used and the traffic is high BOD may establish the second B channel in order to increase the bandwidth Under Multilink PPP call request and link drop use Bandwidth Allocation Control Protocol BACP and Bandwidth Allocation Protocol BAP Multilink PPP is described in RFC 1990 A INTRACOM page 37 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 5 1 5 2 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual TRANSPARENT MODES For applications like voice or fax through the PC with proper software running in the PC the netMod passes data transparently from the serial port RS232 to the occupied B Channel and vice versa Then the software in the PC processes these data The following t
15. in Fig 4 gt INTRACOM page 13 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART SSE LIN LACIIANIDE Analogue Analogue Terminal Terminal netMod User s Manual Fig 4 netMod s connection with the subscriber s terminals POTS ISDN and PC and the ISDN exchange page 14 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 1 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual SUPPLEMENTARY SERVICES Supplementary services can be activated deactivated separately in each analogue port by means of an analogue telephone set with tone DTMF dialling connected to the corresponding netMod s analogue port This can be also achieved via the AT commands from the serial port to the PC netMod does not activate deactivate the supplementary services for the S Interface port Signalling and data that concern this port are transferred transparently through netMod The subscriber following the users instructions of the terminal equipment connected to the S Interface port can activate deactivate the supplementary services for each equipment The operator of the ISDN exchange has to participate for the proper functionality of supplementary services The operator defines after a subscriber s demand which of the supplementary services can be supplied The subscriber then can activate deactivate these services in each analo
16. is complete page 59 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 11 2 CONNECTING TO INTERNET Once you have netMod installed correctly you can use it to connect to the Internet To do so you must have an account to an Internet provider that provides ISDN Internet access In order to add your new ISDN Internet connection open the lt Dial Up Networking gt item in lt Accessories gt menu If such an item does not exist you must install it with the use of your Windows 95 CD ROM For further information on this subject consult your Windows 95 manual The first time you run lt Dial Up Networking gt a window that looks like the following will appear F3 Dial Up Networking Double click on the lt Make New Connection gt item On the dialogue box that will appear press the lt Configure gt button You can now adjust your connection configuration Your active window should look like this gt INTRACOM page 60 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Standard 28800 bps Modem Properties Communications Port COM1 If there is a difference between the values on the above window and the one your computer displays adjust the values on your computer accordingly Do the same for the pages Connection and lt Options gt that appear below
17. of 1000m with maximum attenuation of 6dB EE ADD ES TE Terminal Equipment TR Terminating Resistors amp 1 00 Ohms Fig 10 Point to point connection The switches SW1 and SW4 have to be in position ON The approximate value 1000m is given for high capacitance cable 120 nF km The S bus is connected to one RJ45 receptacle It has to be terminated with two 100 ohm resistors as indicated in the above figure NOTE Termination of the S bus for any configuration is accomplished when terminating the transmit and the receive pair with 100 Ohm each see also RJ 45 connector for the S T Interface page 44 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 9 SWITCH SETTINGS AND INDICATORS Switch settings The netMod can be locally configured by means of switch settings on the motherboard These settings described below concern the new firmware version H W version V01 The following functions can be set e S bus configuration e S bus termination e Emergency phone e System restart S interface extended bus configuration configuration short bus configuration Emergency Phone ISDN device in operation Selection when main supply fails POTS device in operation when main supply fails Termination at the S interface OFF without termination System Restart SW2 Restarts the system Factory Settings Table 2 S
18. ports allow the connection of POTS type terminal devices while a PC may be connected via the asynchronous serial port RS 232 The protocol used for signalling between the POTS devices and the ISDN exchanges is the Euro ISDN described in the standards ETS 300 102 and ETS 300 125 lt gt INTRACOM page 8 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 2 2 KEY FEATURES 2 2 1 PHYSICAL CHARACTERISTICS RJ 45 for S interface two e RJ 11 for analogue device connection two e RJ 11 or terminal block for U interface e DB 9 connector for DTE e USB type B receptacle connector OPTIONAL 2 2 2 CAPABILITIES e RS 232 Interface with speed up to 230 4 kbps for Internet access e USB Interface with speed up to 12 Mbps for Internet access OPTIONAL e Interoperability with any operating system Linux Windows 95 etc by using non proprietary protocols e PPP Point to Point Protocol synchronous to asynchronous conversion for 64 kbps communication e B channels bundling with Multilink PPP support of up to 128 kbps e Bandwidth allocation protocols BACP BAP e Transparent operation between B channels and RS232 port e AT commands e Full ISDN service support for the POTS interfaces provided that the user is subscribed to the relevant ISDN services e Call waiting CW The user while engaged in a call is notified of an incoming call and
19. to another number destination pre selected by the called subscriber The Call Diversion service is directly connected with the Multiple Subscriber Number service The user has to assign MSN numbers to the analogue ports of netMod to make the call diversion service functional Up to three different MSN numbers can be assigned to each analogue port and are stored in netMod s corresponding memory locations For each assigned number MSN the call diversion service can be activated deactivated The adjustments concerning this service are permanently stored in netMod s memory CALL FORWARDING UNCONDITIONAL CFU The function of this service demands the assignment of MSN in the corresponding port When call forwarding unconditional is activated all incoming calls that concern a subscriber number MSN of the called subscriber are forwarded to another pre selected number destination e The call forwarding unconditional for the subscriber number of an analogue port that is stored in a memory location X X 1 or 2 or 3 is activated by pressing 21 and then dialling the destination number and finally X X takes the values 1 or 2 or 3 e The call forwarding unconditional for the subscriber number of an analogue port that is stored in a memory location X X 1 or 2 or 3 is deactivated by pressing 21 X X takes the values 1 or 2 or 3 e The inspection if the call forwa
20. 00 Properties ay SB Click the lt Update Driver gt button On the dialogue that appears click lt No select driver from list Update Device Driver Wizard page 54 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART netMod User s Manual Now press the lt Next gt button On the dialogue that appears select lt Modem gt and press the lt Next gt button again Now from the Modems list select lt Standard Modem Types gt on the write window and lt Standard 28800 pbs Modem gt on the left The active window should look like this Update Device Driver Wizard Standard Modem Types FS Standard 1200 bps Modem MoiceView Modem Types Standard 2400 bps Modem Ix Standard 9600 bps Modem Standard 14400 bps Modem Standard 19200 bps Modem Standard 28800 bps Modem Properties ay io Now click the lt Close gt button Your modem installation is now complete page 55 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 11 1 2 MANUAL SETUP PNP NOT SUPPORTED Open the Control Panel in the computer Double click the lt Add New Hardware gt item The following dialogue box appears Add New Hardware Wizard Click the lt Next gt button Add New Hardware Wizard Select lt No gt when the computer asks to allow Windows to search for your new hardware a
21. 1 Win 95 Win 98 11 1 SETTING UP netMod FOR WIN 95 AND WIN 98 11 1 1 COMPUTER WITH PLUG amp PLAY CAPABILITY Turn on the computer Make sure netMod is already on The computer will report that new hardware was added It will recognise Intracom netMod and start the installation with the following dialogue box Update Device Driver Wizard Click the lt Next gt button page 52 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Update Device Driver Wizard Click the lt Finish gt button The modem installation is not completed yet To make that the modem function properly do the following Open Control Panel Double click on the System icon and select lt Device Manager gt page Double click or press lt gt on the Modem icon A window that looks like this will appear on your screen System Properties Display adapters Sy Floppy disk controllers amp Hard Disk Controllers H E Keyboard Modem T Intracom NetMod 1 00 Monitor Mouse BY Network adapters oy Ports COM amp LPT System devices page 53 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Click on the lt Properties gt button and select the lt Driver gt page on the dialogue that appears The active window on your screen should look like this Intracom NetMod 1
22. ACOM page 22 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual permanently store these changes the user has to follow the process for permanent storage of S Registers settings described in chapter 11 8 1 3 11 MULTIPLE SUBSCRIBER NUMBER MSN The MSN service assigns multiple subscriber numbers to a single BRI line In each POTS port and serial port up to three subscriber numbers can be assigned and stored in relative memory locations of netMod The following procedures assign or delete MSN numbers to the memory for the analogue ports POTS1 or POTS2 and the serial data port e For each analogue port write the desired MSN number to memory location X X I or 2 or 3 by pressing QX and then the MSN number and e For each analogue port delete the MSN number that is stored to memory location X X 1 or 2 or 3 by pressing EO e Using AT commands assign or delete MSN numbers to the memory for each analogue port POTS1 or POTS2 For POTS port 1 type at amp ziN MSN number to assign an MSN number to port POTS 1 The number N takes the values N 0 for the first MSN port number N 1 for the second MSN port number N 2 for the third MSN port number at amp ziN Enter key to delete a previously assigned MSN number to port POTS 1 N 0 or 1 or 2 For POTS port 2 type at amp ziN
23. ANSPARENT MODE ssseseesseseessesercoeseesoeseecoeseeee 39 6 FIRMWARE UPDATE icciscossscsssessoossoscsisssscsseesssossnssoens 40 7 REMOTE MANAGEMENT see ssseeesseee see esse sees see es sees 41 8 S BUS CONNECTIONS wisssccsosessoensientocnsvaesessvessssessssevnsss 42 8 1 SHORT PASSIVE BUS 1 oi seaisddesdesosee sessies sedes ee des deed dek ee 42 8 2 SHORT PASSIVE BUS 2 sasies sesse ssdd esse ees sedes ede deed ee deed 43 8 3 EXTENDED PASSIVE BUS cccccssssssscssscssscssssssssssssonnes 43 8 4 POON FF G POENT ase ede od fees in dee ee de vi 44 9 SWITCH SETTINGS AND INDICATORBG 45 10 TECHNICAL CHARACTERISTICS eesseeesseessees sees 48 11 SET UP AND CONFIGURATION see esseee esse es sees esse ee 52 11 1 SETTING UP netMod FOR WIN 95 AND WIN 98 52 11 1 1 COMPUTER WITH PLUG amp PLAY CAPABILITY 52 11 1 2 MANUAL SETUP PNP NOT SUPPORTED c cccssssssssssees 56 AP INTRACOM page 2 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 11 2 CONNECTING TO INTERNE T ccccccssssssssssssssssosssosees 60 11 2 1 CONNECTING TO INTERNET USING PPP OR ML PPP PROTOCOL wiscanscinacisscasicnnseiveanncatnssuasonpebinsaasucnntubvcvencevdvavioeisaresains 65 11 3 COMMUNICATION WITH OTHER ISDN MODEM 68 11 3 1 TRANSMISSION USING THE PPP PROTOCOL 0000 68 11 4 AT COMMANDS sissies sessie
24. HOLLY OR IN PART User s Manual PRODUCT DESCRIPTION GENERAL Despite the emergence of much advertised new technologies offering high speed Internet access such as cable modems and Asymmetric Digital Subscriber Line ADSL ISDN remains the most widely available Internet connection Intracom s netMod is a NT type product targeted at the growing Internet and telecommuting applications market It enables users of Personal Computers PC to connect to the Internet and at the same time allows them to connect to the analogue world via their existing analogue equipment S BUS lt _ gt ISDN U LINE 2xa b Terminal gt exchange A netMod ES equipment lt gt Fig 2 The netMod It is connected to the ISDN digital Exchange through a simple two wire line called U interface or simply U line The 160 kbps full duplex digital transmission over the U line uses the 2B1Q transmission code 2 Binary 1 Quaternary typical for BRA connections ISDN Terminal Equipment is connected to netMod via a four wire ISDN bus known as the S bus Up to eight ISDN terminal devices can be connected to the S bus Communication between netMod and ISDN terminal devices through this bus is digital full duplex at a rate of 192kbps and AMI transmission code is used The total rate of 192 kbps is made up of the two 64kbps B channels for data voice transfers the 16kbps D channel used mainly for signalling and a 48kbps synchronisation channel Two analogue
25. M gt MC CODEC SLIC DTMF receiver 16 12KHa alb Transformer y L Transformer and Protection U S and Protection a Power Ee L gt Supply Unit X z Mains Input Fig 3 netMod s structure The functional units shown are described below e The ISDN exchange interfacing unit using a twisted pair line U line e The ISDN terminal devices interfacing unit using a four wire line S bus e Two identical interfacing units for analogue devices a b interfaces These units consist of the subscriber loop control and ringing section the A D and D A A law voice conversion part codec the DTMF decoder part DTMF receiver and the charging parts for the 16 kHz charging pulses e The Control Unit consisting of a microcontroller WC which is responsible for the correct operation of netMod and the generation of the locally produced tones and the RAM and FLASH memories page 12 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual e The Personal Computer communication unit Serial Interface for connection to the Internet or other compatible modems using the PPP and Multilink PPP p
26. M S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 14 INSTALLATION GUIDELINES Always observe standard safety precautions during installation of this product To avoid the possibility of electrical shock be sure to disconnect the power supply cord from the power source before you remove the device case The installation procedures described hereafter must be performed by qualified personnel aware of the hazards involved The personnel involved in equipment installation must be trained in the installation of this device and must strictly observe all the safety precautions related to the installation of communication equipment USB connector Fig 17 The netMod The following connectors appear on the front panel of the netMod e D Type 9 pin connector Serial Port DB9 female connector for connection to the serial port of a DTE computer terminal e USB connector OPTIONAL e POTS RJ 11 connectors terminal jacks for connecting to analogue equipment gt INTRACOM page 86 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual e S bus RJ 45 for the S interface e U line cable reception RJ 11 jack or two contact screw type terminal block for U interface e Power Supply cable for AC mains power connection Three steps are required for the installation of netMod e connect the two wire U lin
27. N USING THE PPP PROTOCOL As an example for a PPP connection if you are using Windows 95 make a dial up connection The dial number must be the one of the modem you want to communicate with On the computer that receives the incoming call a dial up software must be active and waiting for the call On Windows 95 you can activate the dial up server by selecting it from the lt Connections gt menu at Dial Up Networking window Fa Dial Up Networking Connections Make New Aco Hellas Net Connection Dial Up Server L TITI 230400 230400 Router sie eg Acropolis page 68 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual From the window that appears select your modem and click on lt Allow caller access gt to enable incoming calls Dial Up Server When the connection is established you can access the remote computer disks as long as file sharing has been enabled on the dial up server To do so you can use Find Computer from the Start Menu Search for the computer you are connected with using its network identification name When the computer is found double click on the icon that appears All the shared disks on the remote computer will appear on a new window and you can access them the same way you access your local disks If you use netMod to receive data calls do not enable MLPPP The netMod does not support MLPPP for incomi
28. NAL Interface Power supply Normal operation Emergency operation Maximum power supply voltage via the U interface Minimum power supply voltage via the U page 49 88 7dBr OdBr according to ETS 300 245 7 600 Q ON HOOK 48V 2V 220 mA 600 Q max according to ETS 300 089 ETS 300 659 1 V 23 signalling 240 Vrms measured on 2 2Kohm 3uF load 25Hz lt 15 telephone jack RJ 11 V24 asynchronous communication D 9pin connector compatible with USB spec V1 1 USB type B receptacle connector locally from 230 VAC 180 240 50Hz 47 53 with power consumption lt 7 5W Remote power feeding from the local exchange via U Interface for one Terminal ISDN or POTS 115V 35V AP INTRACOM Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual interface Power Consumption on U interface S bus output voltage Power feeding to the S bus Environmental Conditions Operating Temperature Storage Temperature Transport Humidity Safety and Protection In compliance with Electromagnetic Compatibility and Interference EMC EMI Emission Immunity Mechanical Conditions Operating Storage Transport page 50 88 lt 1 7W Typical 35 6V Min 34V Max 42V e 45 W in normal operation with mains present From Mains e 420mW in emergency operation Thr
29. RINT OR DISCLOSE WHOLLY OR IN PART User s Manual ACTIVATION OF PROTOCOLS FUNCTIONAL KEYPAD If the ISDN exchange is using the FUNCTIONAL protocol to activate deactivate the supplementary services you do not need to program anything netMod initially supports the FUNCTIONAL protocol If the ISDN exchange supports the KEYPAD protocol for the activation deactivation of supplementary services then it has also to be activated in netMod Press 11 to activate the KEYPAD protocol To re establish the FUNCTIONAL protocol you have to press 10 to activate the FUNCTIONAL protocol Alternatively you can activate the KEYPAD protocol by writing on the register S100 the value 1 If the ISDN exchange supports only the KEYPAD protocol the supplementary services Three Party Conference and Malicious Call Identification are not supported The activation of KEYPAD protocol using the keypad commands is permanent Any change is saved in user profile 0 which becomes the active profile after restarting the system hardware reset The activation of KEYPAD protocol using S Registers is not permanent In this case to permanently store these changes the user has to follow the process for permanent storage of S Registers settings described in chapter 11 8 1 The following table illustrates the detailed key combinations for configuring each POTS port using an analogue telephone set FLASH 2 Call Waiting Accepts the
30. RSION CFU CFB CENR esse sesse ee 25 3 12 1 CALL FORWARDING UNCONDITIONAL CEU uses 25 3 12 2 CALL FORWARDING ON BUSY CEB ccsssssssssssssssssssssssssssssse 26 3 12 3 CALL FORWARDING ON NO REPLY CENR csssssssssssssssssess 27 3 13 ACTIVATION OF PROTOCOLS FUNCTIONAL BOE ED oe GE ek Ed 28 page 1 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 3 14 SUPPLEMENTARY SERVICES AND TERMINAL EOUIPME NT essesssess verseg sesde de de ee nee ede ke Re De de Rd 32 3 14 1 CONNECTING A TERMINAL EQUIPMENT TO S INTERFACE PORT eeste eseiessekiesg sn ee ges sesde ee ese onse de ee needed 32 3 14 2 CONNECTING A FAX OR AN ANALOGUE MODEM 33 3 14 3 COMMUNICATION WITH ANOTHER ISDN MODEM 33 4 COMMUNICATION PROTOCOLS sccsssessseees 35 4 1 POINT TO POINT PROTOCOL ees sees see see see see see see ee 35 4 1 1 PHYSICAL LA VER esse sesde see done ode de verse sg gesedeer dd ede 36 4 1 2 DATA LINK LAYER cissssssssscosssseresectanessstesseessacansdesicensestsbssneieivsees 36 4 1 3 AUTHENTICATION siese sesse esse ses ede see ei pe Gede Reeks ee de 36 4 2 MULTILINK DEE oe dese idees ees id leed ve ei eN dd 37 5 TRANSPARENT MODES cccccccscsccescscscscesccosces 38 5 1 VOICE TRANSPARENT MODE seseesseseesseseesoeseesoeseccoeseeee 38 5 2 PPP TRANSPARENT MODE sssssisscisssscssecscasscodscteciesicescroses 38 5 3 DATA TR
31. cription of the RJ 45 CONNECtOL esse see se ee ee ee ee Ge ee 84 Table 4 Pin description of the RJ 11 Connector lees se ee Ge Ge ee ee ee 84 Table 5 Asynchronous H W flow control cable connection esse esse esse se ee ee 85 A INTRACOM page 4 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Terms and Abbreviations 2B1Q 2 Binary 1 Quaternary Line Code AMI Alternate Mark Inversion BAP Bandwidth Allocation Protocol BACP Bandwidth Allocation Control Protocol BOD Bandwidth on Demand BRA Basic Rate Access DTE Data Terminal Equipment DCE Data Communications Equipment HDLC High Speed Data Link Control ISDN Integrated Services Digital Network kbps Kilobits per second Mbps Megabits per second MLPPP Multilink PPP NPM Normal Power Mode NT Network Termination POTS Plain Old Telephony Service PPP Point to Point Protocol PRA Primary Rate Access RPM Restricted Power Mode A INTRACOM page 5 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual page intentionally left blank lt gt INTRACOM page 6 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual INTRODUCTION ISDN stands for Integrated Services Digital Network This is an ITU T term formu
32. d performs this task PPP HDLC framing is described in RFC 1662 DATA LINK LAYER The LCP through a four phase process establishes the link between the two peers and negotiates configuration options These phases are link establishment and negotiation authentication link quality determination and link ready Phases 1 and 4 are absolutely essential for the establishment of communication while phases 2 and 3 are optional and totally dependent on the PPP implementation at the two ends of the link AUTHENTICATION After the establishment of a link security reasons order the authentication of the peer i e the other end of the link The most widely used authentication methods are Password Authentication Protocol PAP and Challenge Handshake Authentication Protocol CHAP with the latter being more secure than the former as it uses encryption The authentication from the netMod towards the PC is always PAP As it is possible that the other end of the link ISP supports CHAP netMod performs PAP CHAP conversion CHAP is described in RFC 1994 and PAP in RFC 1334 lt gt INTRACOM page 36 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 4 2 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual MULTILINK PPP The ability to bundle together both B channels of an ISDN BRA into one single 128 kbps link is provided by this protocol This has to be negotiated during the link establishment phase by
33. e number 0 is used which also becomes the active profile after system restart hardware reset The key combinations that change the values in S Registers are KAR H43H 108 114 898 ROR 71 70H TR TTH 85H HESH page 79 88 Ver 3 0 netMod COPYRIGHT INTRACOM S A DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Jan 01 ISDN_ENG UM3s 12 MECHANICAL PARTS netMod product is wall mounted and is enclosed in a fixed cover A and a removable cover B Fig 12 Covers A and B page 80 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual By removing cover B the U line connector is exposed where the incoming twisted pair U line is connected Fig 13 U line terminal connection Fig 13 The U line terminal connection page 81 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART netMod User s Manual The maximum number of connectors appears at the front panel of netMod The ISDN type terminals may be connected to the two S bus connectors the POTS type terminal devices to the two POTS connectors and a PC through a D type 9 pin connector or an optional USB receptacle Fig 14 U line cable reception S bus RJ 45 connectors POTS RJ 11 connectors USB connector pin RS232 connector ower supply cable 230VAG
34. e to the screw type terminal blocks or RJ 11 jack e plug the power supply cord to an AC wall jack e observe the green LED status on the top side of netMod the power LED should lit The ISDN and POTS terminals can now be connected and operated In order to connect netMod to his her PC the user needs to complete the following steps e turn off the power to the PC e connect the male end of the 9 pin cable to the serial port e connect the female end of the 9 pin cable to the computer s serial port e turn the PC on A INTRACOM page 87 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual page intentionally left blank gt INTRACOM page 88 88 INTRACOM INTRACOM S A HELLENIC TELECOMMUNICATIONS amp ELECTRONICS INDUSTRY Markopoulo Ave 190 02 Peania Athens Greece Tel 30 1 686 0000 Fax 30 1 664 4379 http www intracom gr
35. ently in netMod s memory If the calling subscriber does not make the above definitions for a port when he calls from that port it will appear on the called subscriber his basic subscriber number that is defined for his BRA access in the local ISDN exchange A INTRACOM page 18 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 3 5 CALLING LINE IDENTIFICATION RESTRICTION CLIR Calling number identification restriction is a service offered to the calling user to prevent presentation of the calling party s number The following key combinations are valid only when the user is subscriber in CLIR service in a call by call basis e Restrict presentation of calling party s number when pressing 31 e Allow presentation of calling party s number when pressing 31 ATS85 0 deactivates the service in each analogue port POTS1 and POTS2 ATS85 1 activates the service in the analogue port POTS1 and deactivates the service in the analogue port POTS2 ATS85 2 deactivates the service in the analogue port POTS1 and activates the service in the analogue port POTS2 ATS85 3 activates the service in each analogue port POTS1 and POTS2 It must be considered that this service is initially deactivated in both analogue ports of netMod The activation deactivation of this service using the keypad commands is permanent Any change is saved in user profile
36. er Define escape code character default lt gt 43dec 11 8 EXTENDED S REGISTERS ATSN X The values written on the S Registers have to be decimal S15 7 5 o o Profile O as active settings after powerON 9 S18 nr Enable baud rate fixing at n 13 baud rate Value settings of n are the same as S20 values Disable fixed baud function Autobaud mode hex DTE speed decided by autobaud bps Valid only if s18 0 7200 bps N a 230400 bps not supported by autobaud only fixed value only for netMods with hardware version VOI 2 Es a a i 6 s A ad 12 Je lt gt INTRACOM page 74 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual S23 o o Commandecho disabled 345 0 CorrespondstoATXO i O s CorespondssioaTxi i O 16 ComespondstoATX2 i O 24 ComespondstoATX3 o O 52 ComespondstoATX4 o O 40 ComespondstoATXS i O as ComespondstoATX6 i O o o Display result code in numeric format 7 o o Modemreturnsresultcode 128 80 Modem does not return result code Bit mapped register No result code displayed in answer mode hex Bit mapped register This register defines the RING answer format Possible values and the corresponding RING formats are listed Bg ana og ht gt below RING RING lt Called Party Number gt ma RING l
37. er has an active call on line and a second call on hold then by pressing e Flash key and 3 establishes a three party conference for the active call and the held call If the user has establish a three party conference then by pressing e Flash key and 2 splits up the three way conference There is again an active call on line and a second call on hold CALLING LINE IDENTIFICATION PRESENTATION CLIP Calling line identification presentation is a service offered to the called user and presents the calling party s number In the telephone set of the called user appears the number of the calling subscriber This service is implemented by means of FSK signalling in netMod s analogue ports The called user has to posses the proper terminal equipment that transforms the FSK signalling to a visual indication It must be considered that if the service CLIP is available for supply to the subscriber netMod initially does not allows the presentation of the calling subscriber s number through FSK signalling to the called user s terminal equipment connected to the analogue ports POTS1 and POTS2 Allow the transmission of the CLIP signal for each analogue port by pressing 85 Restrict the transmission of the CLIP signal for each analogue port by pressing 8S Using AT commands the called user can write on the S84 Register the proper value to allow restrict the forwarding of the calling user s number to both analogue netMod s por
38. ersonnel programs the device with the management system s calling parameters This is done with the use of AT commands in the netMod Then the installed device makes a verification call to report proper installation and for identification by the remote management system e At any time to report a self test failure Remote Management System Fig 6 Remote management page 41 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 8 S BUS CONNECTIONS The netMod is connected with the S bus by the following ways 8 1 SHORT PASSIVE BUS 1 The netMod is connected to the end of the S bus as shown in the following figure EE MM A TE Terminal Equipment TR Terminating Resistors 2 100 Ohms Fig 7 Short passive bus 1 connection The switch SW1 has to be in position ON and the switch SW4 has to be in position OFF The approximate value 200m is given for high capacitance cable 120nF km The S bus is connected to one RJ45 receptacle It has to be terminated with two 100 ohm resistors as indicated in the above figure Up to 8 Tes may be connected at random points along the S bus page 42 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 8 2 SHORT PASSIVE BUS 2 The netMod is located within the S bus as shown in the following figure TE Terminal Eq
39. et The loading procedure is by itself very simple If you use a general purpose communication program do the following e Assuming that your modem is already connected to your computer and is turned on issue the ATUPX command e The modem will ask confirmation for your selection since this procedure IS NOT reversible If you answer Y you MUST download new firmware to your modem in order to make it operational again so before you answer Y make sure that you have a correct copy of a netMod s firmware file e Now set the communication program to operate at 115200bps 8N1 with no hardware flow control and use the XMODEM protocol to download the file If something goes wrong power failure etc or your modem does not operate normally after the download is finished simply restart your modem and try the above procedure from the beginning page 40 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 7 REMOTE MANAGEMENT Intracom netMod may provide the capability of remote accessing each device to control and check its operational parameters and working condition From a computer system usually a PC and through the network the system can periodically or upon administrator demand ask for a self test and change or read most of the device s operational parameters The netMod can call the system in two cases e At installation time when the installation p
40. ettings of the switches on the motherboard netMod card QP INTRACOM page 45 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Indicators There is one green led indicator on the top side of netMod s non removable cover that is lit when AC mains power is available There are also four more leds on the non removable cover described in the table below STATUS FUNCTION Continuously ON green Remote Power from ISDN Exchange OFF No Remote Power from ISDN Exchange Continuously ON green The U link is fully synchronised OFF The U link is not synchronised Flashing green B1 channel is occupied voice MEE GE orange B1 channel is occupied data a a a ee gt INTRACOM page 46 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual In the figure below netMod s switches and connectors are shown U Line S bus al PeTSs1 POTS2 RS232 SW4 Pers SH RT FEMALE C NNECT R SW3 Fig 11 PCB layout of the motherboard netMod card A INTRACOM page 47 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual netMod 10 TECHNICAL CHARACTERISTICS U Interface In compliance with Line c
41. for transmission on the Internet and then reassemble the packets at the destination The Internet Service Provider ISP operates a modem pool and consolidates several client PC into a single connection to the Internet backbone ISPs usually use Point to Point Protocol PPP to filter packets transferring only those packets addressed to the connected client computer Fig 5 Interconnection through PPP The three main components of PPP are the following e the encapsulation scheme which is responsible for the creation of the frame and operates at the physical layer e the Link Control Protocol LCP which as its name suggests controls the link and operates at the data link layer and e the Network Control Protocols which manage the network layer protocol lt gt INTRACOM page 35 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 4 1 1 4 1 2 4 1 3 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual PHYSICAL LAYER PPP is a full duplex bit oriented protocol that can run over synchronous or asynchronous links PPP uses a variant of High Speed Data Link Control HDLC as the basis for encapsulation Most ISDN routers use bit oriented HDLC framing otherwise called synchronous transmission In contrast most PCs still transmit asynchronously Therefore in order for such pieces of equipment to communicate conversions between asynchronous and synchronous should take place NetMo
42. gue port depending on his needs The following services are available in each analogue port CALL WAITING CW When this service is activated in an analogue port the user during his current call receives an indication tone informing for an incoming call The incoming call is placed in a waiting state for a particular time and the user can answer this waiting call by pressing e Flash key and 2 to accept the waiting call and place the current call on hold the same key combination is used to switch between the two calls e Flash key and 1 to accept the waiting call and release the current call e Flash key and 0 to reject the waiting call If the user ignores the call waiting indication the waiting call is rejected after a particular time duration The call waiting can be activated for each analogue port by dialling 43 The call waiting can be deactivated for each analogue port by dialling 43 AP INTRACOM page 15 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 2 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Using AT commands write in S79 Register the proper values to activate deactivate the supplementary services in each analogue port POTS1 or POTS2 ATS79 0 deactivates the service in each analogue port POTS1 and POTS2 ATS79 4 activates the service in the analogue port POTS1 and deactivates the service in the analogue port POTS2 ATS79 8 deactivates the
43. has the options to accept it reject it or ignore it e Calling Line Identification Presentation CLIP allows the user to receive and display the telephone numbers of incoming calls before answering provided that the caller has not restricted the sending of his her identity CLIR Calling Line Identification Restriction supplementary service and that his her telephone set is physically capable of displaying information to the user Q INTRACOM page 9 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual e Advice of Charge AOC the caller is informed about the charging conditions during the call e Call Forwarding Unconditional CFU all incoming calls are diverted to another national number destination pre selected by the user e Call Forwarding on Busy CFB when both B channels are busy all incoming calls are diverted to another national number destination pre selected by the user e Call Forwarding on No Reply CFNR In case of no answer in an incoming call the call is diverted to another pre selected national number destination e Multiple Subscriber Number MSN up to 8 pieces of terminal equipment can be connected to an ISDN line with up to two making calls at any one time This service allows the user to program telephone numbers in to each device on the line POTS and DTE so that only the called device will ring e Terminal Portab
44. he S Interface port because when a port does not have assigned MSN numbers it accepts all the calls The videophone then will compare the called party number of the incoming call with the programmed MSN numbers If the called party number is identical with an MSN number the videophone will accept the call CONNECTING A FAX OR AN ANALOGUE MODEM When a FAX or an analogue Modem is connected in an analogue netMod s port it is suggested To deactivate the CW Call Waiting service on this port An audio tone is generated when this service is active and can interrupt the forwarding of a FAX or an analogue modem connection To assign on this port MSN numbers In this case the incoming calls from the FAX or the analogue modem must have the called party number identical with one MSN number of the port that the FAX or the analogue modem is connected Assigning MSN numbers prevents the equipment from answering a call that does not concern them COMMUNICATION WITH ANOTHER ISDN MODEM In case of incoming data call from another ISDN modem it is suggested To assign MSN numbers to the serial data port In the case of an incoming call from another ISDN modem the call should have the called party number identical to one of the MSN numbers assigned in the serial data port Attention When the analogue or the serial port do not have assigned MSN numbers it accepts any call netMod does not make any number comparison lt gt INTRACOM
45. ility a user engaged in a call may suspend the call and resume it from the same or different terminal on the same or different POTS or ISDN interface e Three Party Conference this service allows a user to add a new party to an existing call e Malicious Call Identification MCI this service allows a user to request that the source of an incoming call is identified and registered by the network page 10 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 2 2 3 INTELLIGENT FEATURES e Bandwidth on demand e Incoming voice call detection during a data session e Flash memory for easy and convenient firmware upgrades e optional Remote management and firmware download possibility via a Network Management System at the PTT premises e power saving when the exchange releases a call while the handset is still off hook the relevant subscriber circuit is turned to power down state with zero power consumption The subscriber line is scanned every 1 second until the subscriber places the handset to its on hook position page 11 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 2 3 INTERNAL STRUCTURE The block diagram in Fig 3 presents netMod s internal structure e sl Serial Interacel CODEC SLIC DTMF Control Unit Biak 16M2KHa al RA
46. last call and the total charging units per port POTS1 POTS2 and DATA Port The counter of the total charging units resets with every system restart or with the ATCHO command This function requires the activation of AOC D supplementary service and the proper value of register S89 Ban Oo CDn n07 Disable monitoring of application layer signalling page 70 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Resets the counters of the total charging units and the last call s charging units Dial s numbers and options that follow The options of s are listed as follows k J Z Dial s numbers and options that follows for the analogue adapter POTS1 The dialling of s will take place when an OFFHOOK action of POTSI1 port is detected hotline This feature is disabled when ATDA without s is given Dial s numbers and options that follows for the analogue adapter POTS2 The dialling of s will take place when an OFFHOOK action of POTS2 port is detected hotline This feature is disabled when ATDB without s is given Command mode local echo of keyboard commands Echo off Echo on On off hook control for modem Hang up modem call p 5 5 tH Hang up the analogue adapter POTS 1 Hang up the analogue adapter POTS 2 Display product hardware code same as ATT Results 00 or 01 Display software version Resul
47. lated to describe basically the existing telephone network i e the Plain Old Telephone System POTS turned all digital end to end ISDN is capable of providing the end user with high speed data and voice communication services at the same time Network access is provided using one of the two available communication protocols The first is called Basic Rate Access BRA and uses two 64kbps data channels B channels and one 16kbps data channel D channel The second is called Primary Rate Access PRA and uses thirty 64kbps B channels for data and one 64kbps D channel for signalling The physical interface of the Basic Rate Access is a simple two wire line over which the communication is digital full duplex and at a 160kbps rate This rate is made up of the two B channels the D channel as well as a 4kbps maintenance channel M channel and a 12kbps synchronisation channel A typical ISDN Basic Rate Access connection is shown at Fig 1 TELEPHONY FAX NETWORK 2B D TERMINATOR Fig 1 The basic access connection BRA between user and ISDN network For the connection to an ISDN digital exchange a special device is required at the end user side to provide connection points for ISDN devices Terminal Equipment when using the BRA interface This device is known as Network Termination Unit NT1 lt gt INTRACOM page 7 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 2 1 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE W
48. lected number destination e The call forwarding on no reply for the subscriber number of an analogue port that is stored in a memory location X X or 2 or 3 is activated by pressing 61 and then dialling the destination number and finally X X takes the values l or 2 or 3 e The call forwarding on no reply for the subscriber number of an analogue port that is stored in a memory location X X 1 or 2 or 3 is deactivated by pressing 61 X X takes the values 1 or 2 or 3 e The inspection if the call forwarding on no reply service is supported from the local ISDN exchange for the subscriber number of an analogue port that is stored in memory location X X 1 or 2 or 3 is done by pressing 61 X X takes the values 1 or 2 or 3 If the ISDN subscriber s exchange is using the FUNCTIONAL protocol for the supplementary services the subscriber will hear on his handset e continuous tone when the service is supported e interrupted tone when the service is not supported If the ISDN exchange is using the KEYPAD protocol the subscriber will hear on his handset a message The parameter X is optional If it s not used the subscriber number that is forwarded is the one that is stored in memory location 1 lt gt INTRACOM page 27 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 13 COPYRIGHT INTRACOM S A netMod DO NOT REP
49. lly X X takes the values 1 or 2 or 3 e The call forwarding on busy for the subscriber number of an analogue port that is stored in a memory location X X 1 or 2 or 3 is deactivated by pressing 67 X X takes the values 1 or 2 or 3 e The inspection if the call forwarding on busy service is supported from the local ISDN exchange for the subscriber number of an analogue port that is stored in memory location X X 1 or 2 or 3 is done by pressing 67 X X takes the values 1 or 2 or 3 If the ISDN subscriber s exchange is using the FUNCTIONAL protocol for the supplementary services the subscriber will hear on his handset e continuous tone when the service is supported e interrupted tone when the service is not supported If the ISDN exchange is using the KEYPAD protocol the subscriber will hear on his handset a message The parameter X is optional If it s not used the subscriber number that is forwarded is the one that is stored in memory location 1 lt gt INTRACOM page 26 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 12 3 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual CALL FORWARDING ON NO REPLY CFNR The function of this service demands the assignment of MSN in the corresponding port In case of no answer in an incoming call the call is diverted to another pre se
50. n seconds unit S125 Sub persist time for BOD in seconds unit 255 S126 fs Add threshold for BOD in kbps unit 255 127 0 O FF Sub threshold for BOD in kbps unit 255 Default Values 11 8 1 PERMANENT STORAGE OF S REGISTERS SETTINGS The changes of S Registers settings are stored in netMod s RAM memory This means that when we restart the system the values in S Registers are the standard ones that have been programmed from the factory To make the storage of the settings permanent the user has to use the user profiles The process is described below When the desired settings are completed the user has to give the following commands e AT amp Wn where n takes the values 0 to 3 and is the profile number that the settings are stored This command will store the present settings in the wanted profile Afterwards to make this profile that we have store the settings an active profile after restarting the system we have to give the command e ATS15 the value that corresponds to the profile that we stored the desired settings lt gt INTRACOM page 78 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual The settings which are programmed from the analogue ports via a telephone set change the values in S Registers These settings are permanent For the storage of these settings user profil
51. nd click lt Next gt again page 56 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Add New Hardware Wizard CD ROM controllers Display adapters lt 3 Floppy disk controllers Global positioning devices Hard Disk Controllers Select lt Modem gt from the different hardware types that appear Click lt Next gt Install New Modem You do not need to let your computer detect the modem Click on the lt Don t detect my modem I will select it from a list selection and then on the lt Next gt button page 57 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Install New Modem CZ Standard Modem Types Standard 300 bps Modem oiceView Modem Types Ix Select lt Standard Modem Types gt and lt Standard 28800 bps Modem gt instead On the dialogue box that will appear select the correct communication port and press the lt Next gt button Install New Modem Communications Port COM1 Communications Port COM2 Printer Port LPT 1 Windows will now install your modem and the following window will appear page 58 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Install New Modem Click the lt Finish gt button Your modem installation
52. ng calls at this moment This feature will be added in the future page 69 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 11 4 AT COMMANDS You can configure your modem with the use of AT commands and a simple communication program for example the Hyper Terminal of Windows 95 and Windows 98 If you choose a communication program you can select a variety of baud rates Your Modem will automatically recognise the selected baud rate and respond to the AT commands you issue A baud rate of 115200bps is the usual choice The AT commands described below are shaped in subsequent software versions V2 0 11 5 BASIC AT COMMAND SET Function amp Description Escape sequence code entered in data state wait for modem to return to command state All the Following Commands Require an AT Prefix VA Go on line in answer mode B Select ISDN Teleservice B must be followed by two digits Enables Multilink PPP protocol negotiation for outgoing data calls 2B Channels bundling Forces PPP protocol negotiation 1B Channel This setting is mandatory for incoming data calls A nn CDn n 0 7 Signalling Monitoring CH Enable monitoring of layer 2 Q921 Decoded data signalling Disable monitoring of layer 3 Q931 Decoded data signalling Enable monitoring of layer 3 Q931 Decoded data signalling CD10 Displays the charging units of the
53. ode Output Level Carrier Bit rate Net bit rate Interface Range S Interface In compliance with Line code Output Level Carrier Bit rate Range Interface Bus Configuration a b POTS Interface Voice Circuit Charging Pulses Dialling Voice encoding page 48 88 ETSI ETR 080 ANSI T1 601 1992 FT CS3211 2B10 2 5V peak at 135Q Load twisted copper pair 160 kbps 144 kbps RJ 11 jack or two contact screw type terminal block Distance Wire Diameter gt 4km 0 4 mm gt 6km 0 6 mm gt 13km 0 8 mm ETSI 300 012 ITU L430 ANSI T1 605 AMI 750mV peak 4 wire passive bus 192 kbps 1 km with one TE point to point 200m with eight TEs short passive bus telephone 8 pin jack connector RJ 45 Adjustable by switches Termination Resistors Short Extended according to ITU T Q 552 16kHz sinewave pulses level gt 10dBu DTMF Pulse A law lt gt INTRACOM Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual VF output level VF input level Locally generated tones Line termination impedance Subscriber loop voltage Subscriber loop current Subscriber loop range incl Telephone set CLIP supplementary service Ring Generator Voltage Ringing frequency Distortion Interface RS232 Interface Interface USB Interface OPTIO
54. ones interchange with the ISDN exchange the same information with that one of an embodied ISDN modem in netMod for the resumption answer of a call For this reason the following are suggested to answer a call e Assign MSN numbers MSN service to the serial data port to avoid the case of an answer from a PC connected to netMod s serial port in a videophone s call In case of an incoming videophone call the call must have a called party number different from the MSN number assigned in the serial data port e Assigning MSN numbers forces netMod to compare the called party subscriber number that follows an incoming call with the MSN numbers of gt INTRACOM page 32 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 14 2 3 14 3 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual each port After this comparison the call will be driven in the port that the assigned MSN number is identified with the called party number of the call If the called party number is not identical with none of the MSN numbers assigned to the analogue POTS ports or the serial ports it will be driven transparently to the S Interface port When a videophone equipment is connected to the S Interface port it is suggested e To program MSN numbers on the videophone device netMod does not program MSN numbers on S Interface In case of an incoming videophone call the call will be transparently driven in t
55. ough U interface 5 C to 45 C ETS 300019 2 3 class 3 2 5 C to 45 C ETS 300019 2 1 class 1 1 40 C to 70 C ETS 300019 2 2 class 2 3 Up to 95 RH 0 C to 45 C EN 60950 ITU T K22 ETS 300 047 ITU T K41 France Telecom CSE 131 21 EN 550 22 Class B EN 500 82 1 and ETS 300386 2 ETS 300 019 2 3 class 3 2 ETS 300 019 2 1 class 1 1 ETS 300 019 2 2 class 2 3 AP INTRACOM Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Status Indication AC Power Supply status Software compatibility Layer 1 Layer 2 Layer 3 Supplementary services Point to Point Protocol PPP Multilink PPP PAP CHAP Conversion Bandwidth Allocation Protocol page 51 88 netMod 1 green LED ETR 080 and ETSI 300 012 ITU Q929 Q921 and ETSI 300125 ITU Q930 Q931 and ETSI 300 102 1 ETSI 300 102 2 CFU ETS 300 200 CFB ETS 300 199 CFNR ETS 300 201 CW CH ETS 300 056 ETS 300 139 MCI ETS 300 128 CLIP CLIR ETS 300 089 ETS 300 659 1 3PTY ETS 300 186 TP ETS 300 053 RFC 1661 RFC 1618 RFC 1990 RFC 1994 RFC 2125 lt gt INTRACOM Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 11 SET UP AND CONFIGURATION netMod can be easily set up and work with all the commonly used operating systems DOS Win 3
56. r another POTS ISDN terminal Suspend an active call by pressing e Flash key and 19 and resume a suspended call by pressing 19 3 10 DELAYED CLEAR BACK When a call has been established and the B party has place the handset on hook a time supervision of 90 sec is initiated If during this time supervision the user places the handset off hook the current call will be restored When this time supervision expires the connection is released e To turn delayed clear back on press 7 OF e To turn delayed clear back off press 7 With the use of AT commands write on the S83 register the proper values to activate deactivate this service in each analogue port POTS1 or POTS2 ATS83 0 activates the service in analogue ports POTS1 and POTS2 ATS83 1 deactivates the service in analogue port POTS1 and activates the service in analogue port POTS2 ATS83 2 activates the service in analogue port POTS1 and deactivates the service in analogue port POTS2 ATS83 3 deactivates the service in analogue ports POTS1 and POTS2 It must be considered that this service is initially activated in both analogue ports of netMod The activation deactivation of this service using the keypad commands is permanent Any change is saved in user profile 0 which becomes the active profile after restarting the system hardware reset The activation deactivation of this service using S Registers is not permanent In this case to A INTR
57. rding unconditional service is supported from the local ISDN exchange for the subscriber number of an analogue port that is stored in memory location X X 1 or 2 or 3 is done by pressing 21 X X takes the values 1 or 2 or 3 If the ISDN subscriber s exchange is using the FUNCTIONAL protocol for the supplementary services the subscriber will hear on his handset e continuous tone when the service is supported lt gt INTRACOM page 25 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 12 2 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual e interrupted tone when the service is not supported If the ISDN exchange is using the KEYPAD protocol the subscriber will hear on his handset a message The parameter X is optional If it s not used the subscriber number that is forwarded is the one that is stored in memory location 1 CALL FORWARDING ON BUSY CFB The function of this service demands the assignment of MSN in the corresponding port When a netMod s port is busy all incoming calls that concern a subscriber number MSN of the called subscriber port are forwarded to another pre selected number destination e The call forwarding on busy for the subscriber number of an analogue port that is stored in a memory location X X 1 or 2 or 3 is activated by pressing 67 and then dialling the destination number and fina
58. rotocols through an asynchronous serial port R 232 PPP is used for packet transmission in serial point to point links One of the features of this protocol is that it may contain packets of other protocols including the TCP IP Transmission Control Protocol Internet Protocol which is used in the Internet Multilink PPP provides a mechanism for breaking up the PPP packets into more than one serial channels in order to increase the total size of data netMod is capable of connecting to the Internet either through a single 64kbps serial B channel using PPP or through both B channels total 128kbps using Multilink PPP If Multilink PPP is active and a voice call needs to be answered or placed netMod automatically drops one of the two B channels and uses it for this call Once the voice call ends netMod re establishes the channel Dynamic Bandwidth Allocation e The Power Supply Unit supplying the 5V operating voltage for netMod the operating voltage for ISDN subscriber terminals 40V as well as the operating voltages for POTS type terminal devices The subscriber s ISDN Terminal Equipment as well as the analogue devices are remotely powered by netMod using the Mains Power Supply In case of Mains Power Failure RPM netMod is able to provide operation voltage to either an ISDN Terminal or to a POTS device using the U line s power The connection of netMod to the ISDN exchange and the subscriber terminals ISDN POTS PC is shown
59. s are used and the rate drops below the limit for a certain time duration the second B channel will be subtracted from the connection The limits of this rate for the addition subtraction of B channel as well as the time duration for which the rate has to be above below these limits so that the B channel can be added subtracted are defined with AT commands as shown below ATJAn where n is the B channel s addition limit with units kilobit per second kbps The value programmed by the factory is 52 kbps ATJSn where n is the B channel s subtraction limit with units kilobit per second kbps The value programmed by the factory is 48 kbps ATKAxn where x defines the kind of time units that is x M when it concerns minutes or x S when it concerns seconds and n defines the time duration in the corresponding time units When the rate during this time duration is above the limit the second B channel will be added The value programmed by the factory is 20 seconds ATKSxn where x defines the kind of time units that is x M when it concerns minutes or x S when it concerns seconds and n defines the time duration in the corresponding time units When the rate during this time duration is below the limit the second B channel will be subtracted The value programmed by the factory is 40 seconds Conclusively in accordance with the factory values when the data rate is above 52kbps for a time duration of 20sec the second B channel will
60. s connection with the subscriber s terminals POTS ISDN and PC and the ISDN exchange iese see see ee ge Ge Ge RA GR GR Ak ee 14 Fig 5 Interconnection through PPP sesse see se Ge GR AG Ge Ge ee ee 35 Fig 6 Remote Managements sies esse eg Ee DEE SEED Ge ee SEER Se gee ae GEE eg Ee GE s 41 Fig 7 Short passive bus 1 CONNECTION eee eee eseeeseeeneeeeeceaeceseceseeeeeeeeeeeeeeees 42 Fig 8 Short passive bus 2 CONneCHON ees see ee ee Ge GR GRA GR ee Se ee ee 43 Fig 9 Extended passive bus connection ee sesse se ese ee ee ee Ge Ge Ge RA ee ee 43 Fig 10 Point to Point connection sesse see se ee Ge Ge RA RA GR GR ee ee ee 44 Fig 11 PCB layout of the motherboard netMod Cardo ese see se ee ee ee 47 Fig 12 Covers A and Be EER Bee ESE Re ER ERG ESEG niei a Ee bed ER Ge Ge Ge taney 80 Fig 13 The U line terminal connection ese see se ee se ee ee Ge ee ee ee ee ee 81 Fig 14 The U line S bus POTS USB optional and D type 9 pin connectors NCCMOA 00 ceessececesssececsesnececsesneeeceeseeecsecaeeeceseeeeeessaeeeees 82 Fig 15 The 2 mo nting POMS sissies ees de ek ee Int fund Gee gese Ee See ke De Dey 83 Fig 16 Side view of the plastic BOX ee se ee ee ee Ge Ge GR GRA ee ee ee 83 Fig 17 Mail tee AR RE EE OE EE EO EE N 86 Table 1 Activation of the supplementary Services esse see ee ee ee ee ee ee 30 Table 2 Settings of the switches on the motherboard netMod card sesse 45 Table 3 Pin des
61. s dasse iese sede dies sege Ge dd ie 70 11 5 BASIC AT COMMAND SET sessie sssidosde ode sike ees seke de dis 70 11 6 EXTENDED AT amp COMMAND SET seeesseesse esse esse esse 73 11 7 BASIC S REGISTERS ATSNEX esse esse esse esse esse ese ese es ee 74 11 8 EXTENDED S REGISTERS ATSNEX ee esse esse esse esse es ees 74 11 8 1 PERMANENT STORAGE OF S REGISTERS SETTINGS 78 12 MECHANICAL PARTS sesse esse es ssee esse ee see es see Gee sae 80 13 PINOUT ASSIGNMENTS cscccscssscosccosccescsescseseees 84 13 1 PHONE JACK PINOUT ASSIGNMENTS ees sees see see sees 84 13 1 1 RJ 45 CONNECTOR FOR THE S T INTERFACE 000 84 13 1 2 RJ 11 ANALOG CONNECTOR TWO ANALOG PORTS RE EE EE EE EE NE N 84 13 2 SERIAL PORT INTERFACE cccssssssssssssscssscssesseesees 85 13 2 1 ASYNCHRONOUS H W FLOW CONTROL CABLE CONNECTION scsssnssssasssoniusnnonssonsccnncewvasesdavvnetuievanens tem eon pes ee 85 14 INSTALLATION GUIDELINES ccscscsessseesceoeees 86 lt gt INTRACOM page 3 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual List of Figures and Tables Fig 1 The basic access connection BRA between user and ISDN network EE EE MEE EE EN 7 Fig 2 PME ELMO EA EE N ER EE EE OE EE EN 8 Fig 3 netMod s Structute sense esse sees Ke ese Beek ER GE eye Ka De Ge ges ede Eg seg 12 Fig 4 netMod
62. s gt in windows you can activate deactivate the ML PPP when you have access to the Internet Open the window lt Dial Up Networking gt choose the connection lt My Connection gt that you have create and press the right mouse button From the menu that appears select the Properties Opens the property sheet of selected items From the window that appears choose the Connection page page 65 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual ar dial ene De fat Ge In the area of Extra Settings give the command atb and then press the OK button if you want to activate the ML PPP and to use a rate of 128Kbit sec whenever is needed when you access the Internet Or lt gt INTRACOM page 66 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual In the area of Extra Settings give the command atb40 and then press the OK button if you want to deactivate the ML PPP and to use a simple PPP with rate of 64Kbit sec when you access the Internet In case of a ML PPP connection the second B channel is added or subtracted according to the rate of transferred data Bandwidth On Demand When you use a B channel and the data rate exceeds a limit for a certain time duration the second B channel will be added to the connection On the other hand when both B channel
63. se metering on when pressing ROR e Turn pulse metering off when pressing 89 Using AT commands write in S89 Register the proper values to allow restrict the forwarding of metering pulses in each analogue netMod s port POTS1 or POTS2 ATS89 0 deactivates the service in each analogue port POTS1 and POTS2 ATS89 32deactivates the service in the analogue port POTS1 and activates the service in the analogue port POTS2 ATS89 64 activates the service in the analogue port POTS1 and deactivates the service in the analogue port POTS2 ATS89 96 activates the service in each analogue port POTS1 and POTS2 It must be considered that this service is initially deactivated in both analogue ports of netMod The activation deactivation of this service using the keypad commands is permanent Any change is saved in user profile 0 which becomes the active profile after restarting the system hardware reset The activation deactivation of this service using S Registers is not permanent In this case to permanently store these changes the user has to follow the process for permanent storage of S Registers settings described in chapter 11 8 1 lt gt INTRACOM page 21 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 3 9 TERMINAL PORTABILITY TP The user can suspend an active call and then resume it within three minutes from the same o
64. selection Bundle connection is disabled One B Channel will be used for data transfer Bundle connection is enabled for outgoing calls Two B Channels will be used for data transfer permanent storage S amp ZIN N 0 8 MSN setting Assign the phone number for port POTS1 port S phone POTS2 amp DTE Port RS232 In answer mode these numbers will number be compared with the received called_party_number information The call will be accepted if the assigned number matches with the called_party_number The coding of N parameter is as follows Assign the phone number s for analogue adapter POTS 1 N 0 gt MSNI1 N 1 gt MSN2 N 2 gt MSN3 Assign the phone number s for analogue adapter POTS2 N 3 gt MSNI1 N 4 gt MSN2 N 5 gt MSN3 Assign MSN s for DTE Port RS232 NE6 MSNI N 7 gt MSN2 N 8 gt MSN3 Port RS232 DTE Port RS232 Write own phone number X The number specified will be used as the calling party number while dialling in the outgoing SETUP message Values for N i for DTE port a analogue adapter POTS 1 b analogue adapter POTS 2 AP INTRACOM page 73 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 11 7 BASIC S REGISTERS ATSN X Function and Description S0 Set the number of rings on which the modem will answer A 0 value disables auto answ
65. service in the analogue port POTS1 and activates the service in the analogue port POTS2 ATS79 12 activates the service in each analogue port POTS1 and POTS2 It must be considered that this service is initially activated in both analogue ports of netMod The activation deactivation of this service using the keypad commands is permanent Any change is saved in user profile 0 which becomes the active profile after restarting the system hardware reset The activation deactivation of this service using S Registers is not permanent In this case to permanently store these changes the user has to follow the process for permanent storage of S Registers settings described in chapter 11 8 1 CALL HOLD AND ENQUIRY CALL CH The user can have an active call on line and make a second call from the same POTS port The key combinations listed bellow can be followed e Flash key to place the current call on hold and wait for dial tone e After the dial tone the enquiry call can take place dialling the called user s number and wait for an answer Then it can be pressed e Flash key and 2 to switch between the two calls or e Flash key and 1 to release the current call and retrieve the call on hold lt gt INTRACOM page 16 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 3 3 4 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual THREE PARTY CONFERENCE 3PTY When the us
66. t Calling party number RING lt bearer Service gt ma RING called Party Number lt Calling Party Number gt Hook flash detect time for analogue Adapter POTS 100 n port units 10ms This register s contents can give a Hook flash detect time of up 1 second hex Bit mapped register POTS 1 call waiting disabled POTS 1 call waiting enabled 0 POTS 2 call waiting disabled POTS 2 call waiting enabled Bit mapped register PPP MLPPP B Channel Protocol Voice Transparent B Channel Protocol PPP Transparent B Channel Protocol Data Transparent B Channel Protocol et oz ENS alalplel a e A a a e O O O AP INTRACOM page 75 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 0 o POTS 1 delayed clear back enabled ETE ET S84 NT re are used for bundle connection MLPPP See note aa Enables POTS 1 Called ID indication if both B Channels are used for bundle connection MLPPP See note EE are used for bundle connection MLPPP See note EE are used for bundle connection MLPPP See note REED a auam Note If both B Channels are used for data bundle connection MLPPP and there is an incoming voice call netMod must drop one B Channel in order to transmit the FSK sequence If the user does not want the B Channel to be dropped must disable this function using bits 0 amp 1 of S84 S85
67. ta from to the PC have to be worked out through the proper software You can activate the PPP transparent mode by writing on the S82 Register the value 78 AP INTRACOM page 38 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 5 3 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual DATA TRANSPARENT MODE This mode is used for the direct communication between netMods All the data are received and transmitted transparently from to the serial port but they are received and transmitted with an HDSL framing from to B Channels In this mode netMod uses the unrestricted digital bearer capability for the incoming outgoing calls It does not accepts calls with speech or audio 3 1kHz Audio bearer capability Use this mode for direct communication with another netMod that also uses this mode Use a simple communication program like Hyper Terminal You can not use this mode for communication with other modems You can activate the Data Transparent Mode by writing on the S82 Register the value 80 page 39 88 Ver 3 0 Jan 01 ISDN_ENG UM3s COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual FIRMWARE UPDATE One of the basic features of the Intracom netMod is the ability to update the firmware In order to do so you must have a correct Intracom netMod firmware file You can get a copy of the latest software version of the modem from the Intern
68. tivation deactivation of this service using the keypad commands is permanent Any change is saved in user profile 0 which becomes the active profile after restarting the system hardware reset The activation deactivation of this service using S Registers is not permanent In this case to permanently store these changes the user has to follow the process for permanent storage of S Registers settings described in chapter 11 8 1 MALICIOUS CALL IDENTIFICATION MCID Malicious call identification allows the called user to ask from the network the identification of the calling number when the calling user has activate the CLIR service The information is given in a printed form from the local exchange to the called user The malicious call trace can be activated during the call when pressing e Flash key and 39 lt gt INTRACOM page 20 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 3 8 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual ADVICE OF CHARGE DURING THE CALL AOC D The advice of charge service informs the calling subscriber for the charge of his call during the call The advice of charge information is transformed to 16kHz metering pulses at the analogue ports of netMod The subscriber has to possess the proper equipment in order to convert the metering pulses into optical indication This equipment is connected with the telephone in series e Turn pul
69. ts ATS84 0 allows the forwarding of the calling subscriber s number to the called subscriber s terminal equipment connected to the analogue ports POTS1 and POTS2 ATS84 16 restricts the forwarding of the calling subscriber s number to the called subscriber s terminal equipment connected to the analogue ports POTS1 and POTS2 The activation deactivation of this service using the keypad gt INTRACOM page 17 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual commands is permanent Any change is saved in user profile 0 which becomes the active profile after restarting the system hardware reset The activation deactivation of this service using S Registers is not permanent In this case to permanently store these changes the user has to follow the process for permanent storage of S Registers settings described in chapter 11 8 1 The calling subscriber can define which of his multiple subscriber numbers MSN defined in each analogue port will appear in the called subscriber when he calls him from the specified port by pressing QO MSN number The above procedure can also be implemented using AT Commands as described below at amp zoa MSN number for the analogue port POTS 1 at amp zob MSN number for the analogue port POTS 2 at amp zoi MSN number for the serial data port The above adjustments are stored perman
70. ts Software Version V X XX Display product name Results INTRACOM netMod VX X 19 im JAn n 0 255 Add threshold for BOD see note in kbps unit When data rate is 52 above this threshold for the time interval that is specified with the Kaxn command the second B Channel will be added In n 0 11 am Wl Sub threshold for BOD see note in kbps unit When data rate is under this threshold for the time interval that is specified with the KSxn command the second B Channel will be dropped Kaxn n 0 63 Add persist time interval for BOD see note BOD is disabled if 20 n 0 x M in Minute unit or S in Second unit KSxn n 0 63 Sub persist time interval for BOD see note BOD is disabled if 40 n 0 x M in Minute unit or S in Second unit page 71 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual Note Bandwidth On Demand BOD is the function that adds or subtracts the second B Channel when MLPPP protocol is used The time at which the second B Channel is added or subtracted depends on data rate and is defined with the JAn JSn Kaxn KSxn AT commands If BOD is disabled and MLPPP protocol is used then both B Channels will always be up apart from the case in which one B Channel is used for voice call by one POTS QO Modemreturnsresultcode o O Modem does not return result code Sr b n Set bit b of S register r
71. uipment TR Terminating Resistors 2x 100 Ohms A AM _ _ __ 5 Fig 8 Short passive bus 2 connection The switch SW1 has to be in position OFF and the switch SW4 has to be in position OFF The approximate value 200m is given for high capacitance cable 120 nF km Both RJ45 receptacles are used to connect the S bus Each end of the S bus has to be terminated with two 100 ohm resistors as indicated in the above figure Up to 8 Tes may be connected at random points along the S bus 8 3 EXTENDED PASSIVE BUS The netMod is connected to the end of the S bus as shown in the following figure EE Bm 5 TE Terminal Equipment TR Terminating Resistors 2x100 Ohms Fig 9 Extended passive bus connection The switches SW1 and SW4 have to be in position ON The approximate value 500m is given for high capacitance cable 120 nF km lt gt INTRACOM page 43 88 Ver 3 0 Jan 01 ISDN_ENG UM3s 8 4 COPYRIGHT INTRACOM S A netMod DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual The S bus is connected to one RJ45 receptacle It has to be terminated with two 100 ohm resistors as indicated in the above figure Up to 4 Tes may be connected at the far end of the S bus from the netMod The differential distance between TE connection points must be 25m POINT TO POINT In a point to point connection only one TE may be connected to the netMod via a S bus line of a maximum length
72. waiting call and places the current call on hold Gif CALL HOLD supplementary service is activated Switches between the two calls FLASH 0 Call Waiting Rejects the waiting call FLASH 1 Call Waiting Accepts the waiting call and releases the current call 43 Call Waiting Turns call waiting on lt gt INTRACOM page 28 88 Ver 3 0 Jan 01 COPYRIGHT INTRACOM S A netMod ISDN_ENG UM3s DO NOT REPRINT OR DISCLOSE WHOLLY OR IN PART User s Manual 43 Call Waiting Turns call waiting off FLASH lt Dial Number gt Three Makes an enquiry call party conference FLASH 2 Three party Switches between callers during an conference enquiry call Splits up a three party conference when it has been established conference the call on hold conference FLASH 39 Malicious Call Trace call by call basis Restricts presentation of CLI permanently EES KH X 0 or l Defines which POTS device will remain active when both POTS devices are active and the main power supply breaks down When X 0 it remains active the device connected to port POTS 1 When X 1 it remains active the device connected to port POTS 2 OK F lt MSN gt XI or 2 or 3 Writes the desired MSN to non volatile memory location X Q XK FH X 1 or 2 or 3 Deletes the MSN number that is stored to non volatile memory location X O0 lt MSN gt Assign
73. ypes of transparent modes are available VOICE TRANSPARENT MODE In this mode the data received from the serial interface are transparently transmitted to the connected B channel and vice versa If no data are available from the serial interface an audio pattern that corresponds to silence and depends on the coding law used in this country is transmitted to the B Channel If this mode is enabled netMod will use 3 1kHz Audio bearer capability for outgoing data calls and will accept incoming calls with Speech and 3 1kHz audio bearer capability This means that you are able to answer a call or make one to a fax or a simple telephone Notice however that you will only establish such a connection The data that are received and transmitted to the computer must be handled by an appropriate software You can enable audio transparent mode by writing to S register 82 the value 76 PPP TRANSPARENT MODE In this mode the received and transmitted data are transferred from to the serial port and the B Channels in the same way as in the PPP protocol HDLC framing with PPP heading The only difference is that in netMod these data will pass transparently and will not influence them in any case Only the inspection of CRC is done in each packet When a mistake is found the packet is rejected NetMod uses the unrestricted digital bearer capability for the outgoing calls and does not accept incoming calls of speech and 3 1kHz audio The transmitted and received da

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