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C-DOT AN-RAX

1. 2 2MBPS Figure 5 1 Process Interaction Diagram 34 C DOT AN RAX MESSAGES AND THEIR FLOW IN V5 PROTOCOL SOFTWARE ARCHITECTURE As we know V5 protocol is message based 1 any information between LE and AN is exchanged through messages available in different protocols The list of messages available in different protocols is given below 5 4 5 4 1 V5 Messages 5 4 2 PSTN Protocol 1 Establish ii Establish Ack 11 Signal 1v Signal Ack v Status vi Status Enquiry Disconnect vii Disconnect Complete 5 4 3 Control Protocol 1 Port Control ii Port Control Ack iii Common Control iv Common Control Ack 5 4 4 BCC Protocol i Allocation il Allocation Complete Allocation Reject iv De allocation v De allocation Comp vi De allocation Reject Audit USER MANUAL 35 Chapter 5 5 4 5 5 4 6 5 4 7 5 4 7 1 36 vii Audit Complete 1x Protocol Error Link Control Protocol
2. 9 ES 9 26 Powering ecd e ERR REGULARI EL ABRE 9 2 Diaenosties u usus uu u 10 System Archee Ur 11 RESUME 11 3 2 System Hardware BlocE8 oett L YR 11 38 System Engineering eot ns tta Re EE YR 11 Hardware Ar 1 E O 16 Balls OVeEYIQW ta er e reb E dtu ve eb eure 16 42 Terminal Intertacess Ra 16 43 Controller Cards cec rnt ee ene 19 Software siot s ue prece 32 Software Potes 32 EBEN 32 5 35 Module EUR EE TO SEE eL 32 5 4 Messages and their Flow in V5 35 Conversion and Installation Procedure eere 46 b l DIL M LEE 46 6 2 Existing 256p Configuration 46 6 3 Modification to be Done on Motherboard 48 6 4 Placement of Cables on Motherboard 52 Chapter 7 Chapter 8 Chapter 9 Appendix A Appendix B Appendix
3. CONNECTORS MOTHER BOARD CONNECTOR SIDE POLARISATION STRIP 2 4 t AUT Yala ala slo 7 8 9 10111 12 13 14 15 16 17 As 19 20 21 22 23 24 25 26 Y c o D o o f y gt D o D D D o 2 4 04 2 D D 253 mm A I 7 4 Qo 49 o 0 w o i i i ES T y 820 mm SLOT 12 y PRECHARGE PIN 2 SLOT 15A PRECHARGE PIN FIG 6 2 SHROUD POSITION MOTHER BOARD BUS BAR E F o TRACK SIDE p A 26 25 24 23722 21720 19 18 17 16 15 14 13 12 1110 9 7 ms o Q D g o o o o o ol lo 2 2 lol lol ol ol fol 2 ol a 2 2 fol 2 ol o ol lol lol ol o B o o o o t PON gt LOCATION OF NEW SHROUDS DESIGN ANRX UM Argu crm USER MANUAL 53 Chapter 6 SL Cable S
4. Signal digit gt Feature Setup Signal Ack Rest steps are same as AN originated call calling party clears USER MANUAL 41 Chapter 5 PSTN ORIGINATED CALL Calling Party Clears in Ringing AN Sub AN LE Nat PSTN Seizure Allocation Li lt cr Establish ACK gt Ring lt aa Ringing Phase Signal stop ring Calling lt party clears Ring stopped Signal ACK Conversation gt Deallocation lt On hook Deallocation Complete rr rr gt Disconnection lt rr Disconnection Complete rr gt 42 C DOT AN RAX AN Sub Ringing Phase Called party answers Conversation Called party clear Release phase SOFTWARE ARCHITECTURE PSTN ORIGINATED CALL Called Party Clears AN LE Nat PSTN Seizure Allocation Li P Call lt Establish ACK E na gt Ring Off hook Signal off hook Answer gt gt gt Signal lt On hook gt Signal on hook CSH timer gt starts Signal lt An nn
5. LINW XYY JI NH dy VI 3NO1 ANY LNSWSONNONNV 199 HOSS390OHd 3ALLVHISINIINQV ELINA 5 H3MOd 1 H31SVIN H31SVIN QHVO 3ON3H3JNOO JNO 9L L AdOO AdOO g 9L OL 15 IE N aaa 0 3a tO D a a S 4 229 3 n S 1111 14 d d MN i Li Nu Li 178 d j vH S v v S Hu viu O d ualsvW 5 S Y qu yy ulg y 2 6 s 9 9 y y 1 1 g 5 So a Pai 101502550 L s 5 s 5 5 0 n 19 zr 1 0 3AV1S d 3 S SIM HI I H v2 Z ZZ 1202 61 81 Z 9L SL bl EL 11016 8 9 S c Ww W W JAVIS JAVIS 8 DL E UL 2 AdOO INOd 47 USER MANUAL Chapter 6 The maintenance panel is also to be removed The list of cables which have to be completely removed from the system is given below SI No Cable Signal Type Source Placement Destination Placement Marker No Name Frame Connector position Frame Connector position 1 800 amp Master Frame If present MDF 2 801 amp Master Frame 4A If present MDF 3 A802 amp Master Frame 5A If present MDF 4 803 amp M
6. 4 at amp wO amp wl1 USER MANUAL 135 Appendix D 136 The following commands are to be given to modem 2 AN site 1 at amp dO 2 ats0 003 3 ate0 4 at amp w0 amp w1 The pin configuration of Null modem cable between modem 2 and 25 Pin D type Master Frame 2A Pos I 7 x connector modem 2 2 connector 2 c3 3 a3 4 shorted 5 a7 amp c7 6 shorted 20 The procedure for connecting to remote ANRAX is as follows Boot the in Windows Connect modem 2 to com port 1 2 of PC with RS232 cable Start HyperTerminal from windows with the following settings 9600 bps 8 bit data parity NONE stop bit 1 no flow control Establish communication with modem 2 and give commands given above for modem 2 Disconnect the modem 2 and place it at the ANRAX site Connect modem 2 with ANRAX using Null modem cable Connect modem 1 to and establish connection Give the commands to modem shown above for modem 1 Connect a subscriber PSTN line to modem 1 Connect ANRAX subscriber line to modem 2 From give the following command to dial the remote ANRAX atdp lt ANRAX subscriber line to which modem 2 is connected gt C DOT AN RAX System 5 7 Practices COMMENTS C DOT The following comments pertain to Document Name 8 Section 1 sen LILI Month Year COMM
7. H31SVN vz 1076 WAISAS WOH 3ounos z FINGON HOLO3NNOO INON gt lt ONIS A 69 014 C DOT AN RAX LOb 660ZUSCS AQW _ NO9MIS SA331S NOLLISOd 2 INVES H31SVN 921 LOIS 131545 WOH 30Hnos lt ENCON Chapter 6 0105 zaon LION YI VIN 3 avo ZNId ALIHM 9 42 28 u 95 QXH dN Nld and D 9e dN NONAOO HOLO3NNOO 3009 e JINON 9 AVN 9007109 IVNDIS dais 3815 WALSAS WNIAH3L OL NOILYNILS30 N 7 P 0145 af _ e 4 001 921 TIVINS MOS ONDIOOTNId SZ GOOH 10 200Z H20 09W X 10t 200Z8SOl VOW via 0 8 51890 MS Wa dS 3dAL Q NNOO 60 CONVERSION AND INSTALLATION PROCEDURE 6 5 NEW HARDWARE 6 5 1 New Cards The new hardware card for AN RAX are listed in the table below Card Name Positions AN RAX Controller Card ARC M12 amp M15 AN RAX Interface Card ARI 812 amp S15 The new hardware configuration is shown in figure 6 10 1 21 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
8. 8302 FIG 4 3 PROCESSOR BLOCK PROC ADDRESS DATA DATA BUFFERT lt BUFFER2 CONTROL 4 STATUS RI amp ID REG S 3 SRAM 2MB EPROM RTC ADDRE amp DATA BUFFER RTC SLF SPC amp AR SPC IRQ x SLAVE REAL TIME CALENDAR SELF amp SLAVE PSU ERR amp BATLOW DATA BUS ADDRESS BUS prr FROM RECEIVER AR FIG 4 4 MEMORY AND OTHER MEMORY MAPPED DEVICES USER MANUAL 21 Chapter 4 22 This card is designed using Morotola s 68392 processor in MASTER SLAVE configuration as shown in the Fig 4 3 The processor is clocked at 16 384 MHz The processor clock is generated using a crystal oscillator The reset circuitry uses a micro monitor chip which asserts reset when VCC is out of range or when manual reset switch is activated or when strobe is missing The 16 38 MHz processor input clock is divided by two and given as strobe to the micro monitor chip Communication Block The master IMP s SCC1 is used as HDLC link towards RTC card or ETT card SCC will operate in NMSI mode at 64 Kbps for RTC card and in PCM mode at 2 Mbps for ETT card Master IMP s SCC2 is used as HDLC link towards duplicate ARC card Speed of this link is 64Kbps Master IMP s SCC3 is used as debugging ACIA link Speed of this link is software programmable and normally is 9600 baud SCP of Master IMP is used to communicate with tester card in ARC card tester Slave IM
9. IYW 479 Oxn3 AJY L0 O0ZOASSHI SIM vl X 155 495 Log 0028AXv Al 106 000Z8AXV WaW lOv ZOOWSSSH NOW 0075248 20 HOLY Q3QON3LX3 10 10025288 20 v 000 1S0NXXOd 2ON OlML3A LAN TANVd 107 00N39dA 19N YIHSYM 000 800XXXHd 29N 39NVHO3Md 3Cls MOVE ANOYHS MOY 37981 QNVOBNSHLON M3BWDN Luv NOlLdIH2S3Q WALI 310N 335 SLOTS IHV OuV NO SNId dO LN3IA3OV Id Ec 9 Did ST Y 21 SLOTS 404 WHnasooHd ATANASSV C DOT AN RAX 50 CONVERSION AND INSTALLATION PROCEDURE LSIN N HV XENVANDISION 1015 dSS OdS NO SNId 39uVHOdHd dO LNIINIOV Id 80975014 LON T3NVd MOVE JHL ATBW3SSV FHL 340438 1 310N 10v 200ZSSHO MONW 10v 82ONH2X8 ddN GZW 155 LAN S CW 1SS YIHSVM OHVCHH3HLONW H04 ZA H3JHSVM X 155 405 DIMLSW LAN TANVd MOVE uve snd NNOO dl Id NIL YIBANN 9 SLOTS 404 HANAADOSA ATENASSV 335 51 USER MANUAL Chapter 6 6 3 3 Placement of New Shrouds Two shrouds have to be placed on the motherboard at location 128 15B in Master Frame only The location is shown in
10. Inband Dial Tone Cs rate Digit Signal digit D gt Signal lt Digit Signal digit rr gt Signal lt Inband ring back tone Ind Ringing Phase lt Answer lt Conversation Calling party On hook Signal on hook clears Release gt gt phase Signal ACK lt mm n m n mam Deallocation Deallocation Complete gt Disconnection lt awe rc Disconnection Complete rr gt 38 C DOT AN RAX SOFTWARE ARCHITECTURE AN ORIGINATED CALL Called Party Clears first and Calling Clears before CSH Time out AN Sub AN LE Nat PSTN Call Off hook Origination gt Establish Set up phase gt gt Establish ACK lt AAA Allocation n n m m
11. The cable details and connector position on Master Frame are shown in figure 6 8 amp figure 6 9 Note Before switching on the dumb terminal it should be well checked that the earthing of the AC main supply and AN RAX have been properly done 54 C DOT AN RAX CONVERSION AND INSTALLATION PROCEDURE eu nBNNAQ XHNVWDIS30 YAHLOW NO SNId DNIL13S YIANNP v9 DI vSM ESM 8 E le el 9 elle El e e e 9 e E e e e g 8 8 8 KS 2 Ke Gm 9 s 2 amp e e Gm Gm ee 9 6 5 8 US US KS KS 5 S KS 8 8 5 5 9 S S 8 L 4 v 9 9 4 8 6 OL L bl SL 9L 4 81 6L 0c le ve Sc 9c 55 USER MANUAL Chapter 6 A ROW CONNECTOR B ROW CONNECTOR 26 25 15 12 2 1 SLAVE FRAME CABLE MARKER IFC3 IFC 2 IFC 1 IFC O CABLE MARKE
12. Various subscriber features can be initiated by the subscriber by doing Hook Switch Flash when the call is in the conversation phase If the release of the call is initiated from LE parking tone should be fed to AN subscriber parking tone timer shall be run at LE and disconnection from AN subscriber be awaited AN subscriber disconnects before the expiry of parking tone timer this indication comes in the form of SIGNAL On Hook message across V5 interface Call clearing is started by sending DEALLOCATION message and on getting DEALLOCATION COMPLETE PSTN protocol is cleared by DISCONNECTION DISCONNECTION COMPLETE message 5 4 7 2 Call Initiated From AN AN on detecting an origination from user port should send ESTABLISH message to LE LE shall send ESTABLISH ACK message in response gets a bearer channel by ALLOCATION ALLOCATION COMPLETE and connect dial tone to the channel When answer is received from PSTN subscriber call will enter into conversation phase For AN originated calls from subscribers with home metering facility metering pulses shall be reported to AN in the form of SIGNAL Meter Pulse message over the V5 interface USER MANUAL 37 Chapter 5 DIFFERENT CALL SCENARIOS AN ORIGINATED CALL Calling Party Clears AN Sub AN LE Nat PSTN Call Off hook Origination gt Establish Set up phase gt Establish ACK lt rr Allocation lt Allocation Complete rr gt
13. REMARK FRAME PARAMETER NAME Frame Number MNEMONIC FRAME DEFINITION It defines the Frame number i e Master or Slave TYPE Numeric POSSIBLE VALUES 1 for Master frame 2 for Slave frame DEFAULT REMARK C DOT AN RAX MAN MACHINE L3 ADDRESS PARAMETER NAME Layer three address MNEMONIC L3 ADDRESS DEFINITION It identifies the PSTN user port or a common control function TYPE Numeric POSSIBLE VALUES 0 to 32756 DEFAULT REMARK LAST PORT PARAMETER NAME L3 Address of Last Port MNEMONIC LAST PORT DEFINITION Specifies the Layer 3 address of the Last Port for which Calendar Driven Test has to be executed TYPE Numeric POSSIBLE VALUES 0 to 32756 DEFAULT 255 REMARK LINK CONFIGURATION PARAMETER NAME AN Interface Link Configuration MNEMONIC LINK CONFIGURATION DEFINITION IT the mapping of physical to a logical link id in the When the links are being specified the physical and logical links are also to be given such that each physical link is given along with its logical link id onto which it is mapped and separated by a hyphen Defined as PL LL amp PL LL where PL is physical Link amp LL is logical link TYPE Numeric POSSIBLE VALUES For Phy links 0to1 USER MANUAL For Logical links 0 to 255 69 NUMBER OF PORTS PARAMETER NAME Number of PSTN ports MNEMONIC NUMBER OF PORTS DEFINITION Identifies the no of ports of a particular AN interface TYPE Numeric POSSIBLE VALUES M
14. Saturday 03 13 29 MORE STATUS HELP Failure Reasons 1 Invalid V5 Link ID 2 Interface down 3 Time out No response from LE 104 C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 15 PUT DTK OOS Put Trunk Out of Service Description This command will be used to put an AI link out of service Input Form C DOT AN RAX Site PUT DTK OOS PUT DIGITAL TRUNK OUT OF SERVICE V5 LINK Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site PUT LINK OUT OF SERVICE RESPONSE LINK ID RESULT 256 Port 01 01 2000 Saturday 03 18 24 MORE STATUS HELP Failure Reasons 1 Invalid V5 Link ID 9 Link is already blocked 3 Time out no response from LE USER MANUAL 105 Chapter 7 7 2 3 16 PUT TRM INS Put in Service Description This command is used to put AN subscribers in service after testing the port Input Form C DOT AN RAX Site PUT TRM INS PUT TERMINAL IN SERVICE L3 ADDRESS Note This command does not accept Range of L3 Address Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site PUT TRM IN SERVICE PUT TERMINAL IN SERVICE L3 ADDRESS RESPONSE SUCCESS FAILURE Failure Reasons 1 Invalid L3 address 2 Port is unequipped 3 Interface down 4 Exchange side test failed 5 Time o
15. second column is card type third column is status of the card in that slot 01 M25 501 525 These slots are for PSU cards Possible status for PSU cards are OK PSUERR BATLO C DOT AN RAX 8 1 7 ALARM MONITORING to M10 M17 to M24 503 to S10 S17 to 524 These slots are for LCC CCM card Possible status for these slots can be OK JO UEQ MO8 is for LCC CCM RTC Possible status for this slot is OK JO FAIL M11 M16 S11 S16 These slots are for SPC Card Possible status for these slots can be OK FOOS and FAIL M12 M15 These slots are for ARC card Possible status for these slot can be OK ACT SBY FAIL FOOS 512 S15 These slots are for ARI card Possible status for these slot can be OK FAIL FOOS DTKO DTK1 Possible status for these can be OK FOOS FAIL BLKED MLNK Possible status can be DN UP CDT Possible status can be EN DIS ONG USER MANUAL 113 Chapter 9 Data Creation in Local Exchange LE There are basically different type of technologies used as local exchange LE in BSNL network An RAX has been tested successfully with technologies like EWSD OCB 5ESS and C DOT To facilitate the BSNL staff for connecting AN RAX with above mentioned LEs following are the commands and their parameters used in corresponding LE 9 1 114 C DOT AS LOCAL EXCHANGE Procedure for equipping VU and creating AN Interface at C DOT MAX If the VU has not been equi
16. 20 21 22 23 24 25 26 S P TT S S P clc P R 8 c JI ry U vio 1 1 1 R 5 5 T T P T R slu c U TIO i 1 T R TC Termination Card i e LCC or CCM Fig 6 10 AN RAX CARD FRAME CONFIGURATION 6 6 NEW CABLES The ARC amp ARI cards are connected by 60 pin flat cable from the front of the cards as shown in fig 6 11 The cable connection details are in table below slot 15 SL No Cable Marker Source Placement Destination Connector Position Position 1 ACIO ARC FRONT Master Frame ARI FRONT Slave Frame slot 12 slot 12 2 FRONT Master Frame ARI FRONT Slave Frame slot 15 The flat cable is shown in fig 6 12 USER MANUAL 61 Chapter 6 62 Cable Marker ACI 0 Source Connector Position ARC FRONT Master Frame 12 Slot ARC FRONT Master Frame 15 Slot 12 13 14 15 16 Destination Position ARI FRONT Slave Frame 12 Slot ARI FRONT Slave Frame 15 Slot FIG 6 11 CABLE CONNECTION BETWEEN ARC ARI CARD MASTER FRAME LOTUS VOL1 DESIGN ANRX UM ARGU ACI C DOT AN RAX CONVERSION AND INSTALLATION PROCEDURE NBI XENVANDISIO A IBalN3SSV 218 9 39W3831NI XVH NV 219 914 L 0 SINIVA
17. 256 Port 01 01 2000 Saturday 19 31 12 MORE STATUS HELP Note Reason for failure could SLOT IS NOT EQUIPPED INVALID FRAME OR INVALID SLOT USER MANUAL 89 Chapter 7 7 2 3 Maintenance Commands DGN RTC DISPL AICNT OOS DISPL ALRM HIST DISPL DTK STATUS DISPL SLOT DISPL TRM STATUS DISPL TST LOG FRC DTK OOS FRC TRM INS FRC TRM OOS INIT SYS MOD CDT CHAR MOD CDT STATE PUT DTK INS PUT DTK OOS PUT TRM INS PUT TRM OOS SWITCH OVER TST ABORT TST DTK TST TRM p mp o m gto we N DN Ra Aa fF nom S m PP 90 C DOT AN RAX MAN MACHINE INTERFACE 7 2 8 1 DGN RTC Diagnosis of Card Description This command is used to test the RTC card Input Form C DOT AN RAX Site id Executing Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site RTC IDLE TIME TEST RESULT Aggregate Result Fuse Test Current Source 1 Result Current source 2 Result RTC ARC Voice Path test USER MANUAL 91 Chapter 7 7 2 3 2 DISPL AICNT OOS Display AI Ports Out of Service 92 Description This command gives number of ports under various status Input Form None Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site displ aicnt oos Display Port Status Statistics INS POR
18. ARC are converted to single ended form and given to EPLD The spare outputs from EPLD are converted to differential form and given to ARC in same plane of master frame USER MANUAL 31 5 1 5 2 5 3 32 Chapter 5 Software Architecture The Software architecture is completely modular It comprises of entities which operate in a layered environment with physical data link and network layers to support the communication between AN RAX and LE Most of the entities use an FSM based approach The coding is done in C language The entire software runs on the ARC card The other processor based card in the system is the RTC card The software for this card is reused from the RAX product SOFTWARE ENTITIES Maintaining modularity the architecture has been conceived as comprising of two major modules the V5 Module and the AN Module V5 MODULE This comprises of entities processes which handle the V5 protocol towards the Local Exchange LE 1 Core Protocols It consists of the processes for PSTN protocol PSTNT CONTROL protocol CPT Bearer Channel Connection BCC LINK CONTROL protocol LCP and PROTECTION protocol PPT 1 System Management Access Initialisation Task It consists of the system level general management and the layer 3 management for the V5 protocols AN MODULE This comprises of entities processes which handle the product related features i Maintenance Software Fail Safe Task FS
19. Fig 6 3 However for interchangibility in future this can be done on slave frame also 6 3 4 Jumper Setting on Motherboard for Configuring Motherboard for Master Slave and 128 256 Port Mode There are two set of 3 pin berg stick Jumper pins WS3 amp WS4 on the back side of 256 port RAX mother board as shown in Fig 6 4 Each Mother board of 256 port RAX can be configured for Master Slave and 128 256 port mode by shorting these pin using shorting stubs a Jumper setting on each mother board for 256 port mode is to be done as shown below WS3 WS4 Slave frame Short for 1 22 2 8 3 Short for 256 port mode Master frame 1 41 Short for B 2 8 2 3 Short for 256 port mode As seen from the back side solder side of Mother board b For 128 port mode jumper setting is to be done as shown below WS3 54 1 1 Short for 2 2 Short for 128 port mode Master ES 8 6 4 PLACEMENT OF CABLES ON MOTHERBOARD 6 4 1 Back Plane Interframe Cables The five interframe cables are to be connected between Master and Slave frames 52 C DOT AN RAX CONVERSION AND INSTALLATION PROCEDURE
20. Form Following is the output report displayed after successful execution of command C DOT AN RAX lt Site id gt RESULT REASON START INTERFACE REPORT If RESULT is failure REASON field appears stating cause for failure The possible failure reasons are 1 2 3 4 5 USER MANUAL Interface already running No Interface Record Variant Interface ID not matched No response from LE All Links are Blocked by operator 81 Chapter 7 7 2 2 General Administration Commands i CRE SITE ID 2 EQUIP SLOT 3 LOGOUT 4 MOD DATE TIME 5 MOD PSU 6 PASSWD 7 UNEQUIP SLOT 7 2 2 1 CRE SITE ID Set the Site Name Description This command is used to give a site name to AN RAX which appears at top right hand side of console screen Input Form C DOT AN RAX Site id CRE SITE ID Registering Site Name SITE NAME i PUSA 2 Output Form C DOT AN RAX cre site id Registering Site Name RESULT SUCCESSFULL Failure reasons 1 Name may exceed maximum number of characters 82 C DOT AN RAX MAN MACHINE INTERFACE 7 2 2 2 EQUIP SLOT Equip Slot Description This command is used to configure a physical slot for a particular card type Input Form C DOT AN RAX Site EQUIP SLOT EQUIP The card in the Slot FRAME SLOT CARD TYPE Output Form Following is the output report displayed after successful execution of command C DOT
21. IN LOCAL EXCHANGE LE HOST FACILITY ID C1LSCN C1LCC C2LCN C2LCC C3LCN C3LCC 1 D 011000190 0 P 000120 0 2 D 011000191 1 S 000124 V5 IDENTIFIER parameter set above should be same as interface ID set at AN V5 ACTIVE VARIANT and V5 NEXT VARIANT should be same as variant ID at AN side FACILITY 011000190 here 11 is SM number 0 is DLTU 19 is DFY 0 is facility number The ID set as 0 and 1 for primary and secondary 5 respectively should be same as logical ID set at AN side for primary and secondary link In above example ID for primary link is 0 and for secondry link is 1 CREATION OF V5 LINK Form 9 2 is used for data creation of V5 links The name of this form is EPDLT parameters for the same are as follows SM 11 DLTU 0 DFY 19 FACIND 3 V5 FACO MODE CCS Note CRC should be deactivated at LE side It can be achieved by Modifying the parameters ESCM CMFAS in form 9 10 Make sure that this Parameter should not be CMCRC MAINTANANCE COMMANDS FOR V5 LINKS To check the status of links 1124 0 11 here 0 is the dltu number and 11 is the SM number To check the links used in V5 interface lt oplst v5lk v5id 100 LINK ID LINKTYPE FACILITY STATUS 0 PRIM FAS 11 0 19 0 IS USER MANUAL 121 Chapter 9 9 3 4 9 3 5 122 1 SEC FAS 11 0 19 1 IS 4 To check the status of interface lt lst v5cc v5id 100 LINK
22. SPC Integrated Signalling Processor Card ISP Signalling information related to terminations such as dialled digits ring trip etc are separated at the Terminal Interface cards and carried to the Signalling Processor SPC ISP on a time multiplexed link The SPC ISP passes on this information to the ARC 3 3 5 Power and Ringing A DC DC converter generates the various voltages required for the system operation and also provides ringing for the subscriber loops USER MANUAL 15 4 1 4 2 16 Chapter 4 Hardware Architecture OVERVIEW The integrated circuits used in the C DOT 256P AN RAX hardware have low power dissipation and high operational reliability The components used are based on Metal Oxide Semiconductor MOS Complementary MOS CMOS Low Power Schottky Transistor Transistor Logic LSTTL and bipolar technologies All the system circuitry has been packaged into seven card types On the broad level these could be divided into following categories E Terminal Interfaces Subscriber Line Card LCC CCM Controller Cards AN RAX Controller AN RAX Interface Card ARD Signalling Processor Card SPC or Integrated Signalling Processor Card ISP Service Cards Terminal Tester Card RTC Power Supply Unit PSU I TERMINAL INTERFACES C DOT 256P AN RAX uses Subscriber Line Card LCC CCM to provide Analog Terminal Interface Each terminal interface card caters
23. Status ACT SBY V5 Interface Status OPERATIONAL All the AN subscribers which are created at LE will get dial tone after few minutes After successful V5 interface initialization give the following command to display the subscriber status displ trm status L3 Address Starting L3 Addr gt starting L3 Addr no of ports The following extra material and equipment should be made available at the site for ease of upgradation 1 small screwdriver Thin head 2 A small tweezer To hold prechange pins amp nuts 3 A printer with printer cable amp power card For meter reading of RAX USER MANUAL 133 Appendix 134 9 4 5 6 7 8 Multimeter LEDs to check El Screwdriver set A spanner 10 11 size Some fuses of multiple values for filter boxes Nose plier Note If AN RAX is operational then in order to unequip any slot first all the port in that slot should be made OOS by giving command FRC TRM OOS and then appropriate L3 address C DOT AN RAX Appendix D Remoting AN RAX Operator Console The ANRAX Operator console can be remoted to a centralized location using a normal PSTN dial up connection lt lt 5 RS232 PSTN Cable Subscriber Line V5 2 INTERFACE Modem 2 AN Subscriber Line The following commands are to be given to modem 1 Remote site 1 at amp dO 2 ats0 003 3
24. Terminal Group are time division multiplexed to form a PCM 32 channel at 2 048 Mbps Hybrid Conversion 2 wire to 4 wire conversion is done before coding for full duplex voice operation Testing Metallic access is provided on subscriber lines for routine test Tests Access Relays USER MANUAL 17 Chapter 4 o NBy WN XYNV NDISAC 5 INNSIS B S IOHINOO HOSS30O0Hd IVNOSIS 1 gt viva STVNDIS TOHLNOOD X19 NI INOd LNO NOd lt qHuvo Linoulo 8 quvo LINOHIO INIT ONIH NOILO3130 A00H 440 0343 0333 91 Alddns S3AIHd Mad IN3YENO 46 HOSS3oOHd ONITIVNDIS ud 7 E ann lt MVI V gt Nod NOISHJANOO H3INHOJSNVH L 93009 o lt ONIH AVT3H vL MA o lt dll sna gt 86300 1531 OL C DOT AN RAX 18 HARDWARE ARCHITECTURE Coin Collection Box CCB interface card is an ordinary LCC card with an additional reversal relay per subscriber to extend reversal on called party answer This card is basically used to cater to special requirements of PCOs and PABXs However this card can also be used as line
25. block Digital trunk interface block DT clock extraction and generation block ARI interface block PSU interface block Processor and Memory Block USER MANUAL 19 Chapter 4 EXTR FROM DT DT EXTACTRED gt CLOCK SELECTION amp PLL BLOCK gt CLCOK MATE CLK amp SYNC LOGIC FIGURE 4 2 PROCESSOR MEMORY BLOCK 6 COMMUNICATION n BLOCK 2MBEPROMOR MASTERAND MB FLASH 1MB RAM CHANNELS SLAVE amp 64KB 1MB NVRAM ARI REAL TIME INTERFACE CALENDER NOT USED las CONTROL amp STATUS INTERFACE REGISTER EIGHT 2Mbps TG INTERFACE ONE ANNOUCEMENT TIME SWITCH MF DTMF gt AND CONFERENCE GENERATION BLOCK BLOCK TWO 2Mbps DT INTERFACE SLF CLK SYNC MATE p CLK amp SYNC FOR SELECTION DISTRIBUTION p TO ARI INTERFACE BLOCK ARC CARD BLOCK DIAGRAM DESIGN ANRX UM Argu ac 20 C DOT AN RAX STC ETI NMSI PCM DUPLICATE HDLC LINK lt LINK lt RTC lt FOR USE TESTER S W lt 211 MESSAGE lt MMI LINK lt DTO_SLIP DT1_SLI RAC ACCESS DTO amp 1_IRQ RLOS_RES 0 amp 1 PROC DATA LINK HARDWARE ARCHITECTURE gt Nn eJ lt t a INTERRUPT GENERATION AND ERROR LATCHING BLOCK ADDRESS lt gt PROC gt PROC SLAVE
26. the SPC ISP card in the slave frame are exchanged in the differential form to support the 128 ports in slave frame The status of the PSU cards in slave frame is made available at ARC card through this interface The signals between ARC and the corresponding copy of ARI are 28 C DOT AN RAX PROCESSOR DATA PROCESSOR ADDR amp SIGNALS CLOCK SYNC amp SIATUS SIGNALS TO ARI HARDWARE ARCHITECTURE exchanged through both back plane interface cable and fron end 60 pin FRC cable DIFFERENTIAI gt ARI DATA T DRIVER ge DIFFERENTIAI RECEIVER DIFFERENTIAL CONTROL amp CLK DRIVER E BUS ARI Rx BUT AND gt T CLOCK amp SYNC O VOICE VOICE 32_D_A TG4 7 SINGLE ENDED VOICE VOICE PAT 32 A D T64 7 FROM ERROR SIGNALS PSUERR FROM HEALTH SIGNALS HEALTH SIGNALS 4 9 4 3 1 7 PSU Interface Block The card draws power from the back plane 5V supplied by the PSU cards The PSUERR and BATTERY LOW signal from the copy 0 and copy 1 PSU cards interrupts the processor whenever PSU output voltage or battery goes out of range 4 3 1 8 Testability and Faulty Coverage All part of the processor logic can be tested by checking the access to the devices Loop back feature is p
27. the extracted clock Refer Fig 4 8 USER MANUAL 9T Chapter 4 Clock Selection Block The following clock and sync selections are possible a Network synchronized clock and sync from duplicate ARC card b Network synchronized clock and sync from duplicate ARC card No clock The processor will select one out of these clocks depending on the mode of operation Hardware error generation logic is implemented to generate the error for the absence of the clock or improper clock Selecting the option can test this logic Refer clock generation selection Detection amp Distribution Block below CLK SYNC TO MATE CARD SELF CLK amp SYNC SEL CLK SYNC USED IN ALL PCM LOGIC IN THE CARD CLK amp SYNC 4 1 SELECTOR CLOCK DIVIDER CLK amp SYNC TO SPC LCC amp ARI CARD CLK amp SYNC CLK SELO CLK SELI H W ERROR 16M CLOCK gt 5 GENERATION SLF_HE FROM CLOCK PCLK_OUT 2 BLOCK DRIVER 2 16MHz EXT CLK 2M 2 1 DT1 EXT CLK 2M SELECTOR DTLCLK SEL SELF CLK 8MHz PLL_ZSTZK SELF SYNC COUNTER 8KHz FIG 4 8 CLOCK GENERATION DETECTION amp DISTRIBUTION BLOCK 4 3 1 6 ARI Interface Block The voice and signalling interface for the line cards in the slave frame is achieved through this interface The processor bus and the necessary control signals required for
28. to 8 terminations Four cards make a Terminal Group TG which is associated with PCM 32 channel link towards the ARC card Signalling information are multiplexed and placed on 4 wire ABCD signalling bus toward SPC ISP card Subscriber Line Card LCC CCM Ref Fig 4 1 Line Circuit Card LCC is used to interface ordinary subscriber lines Fig 4 1 gives the detailed block diagram of this card C DOT AN RAX HARDWARE ARCHITECTURE The Line Circuit Card performs a set of functions collectively termed as BORSCHT signifying Battery Feed Overvoltage Protection Ringing Supervision Coding Hybrid Conversion Testing Battery Feed 48V 4V battery with current limiting facility is provided on each line for signalling purposes and for energising the microphone Overvoltage Protection A hybrid transformer and surge arresters across Tip and Ring provide protection against over voltages Ringing Ringing is extended to subscribers under the control of Signalling Processor SPC ISP card through the contacts of an energized relay The Ring is tripped when off hook condition is detected Supervision On Off hook detection and dialling make break are encoded and passed on to SPC ISP card as the scan information from the subscriber lines Coding Coding refers to encoding of analog voice to digital form 8 bit A law PCM through a coder decoder codec Codec outputs of 32 codecs of each
29. tone and announcement samples are stored in EPROMs The EPROMs are addressed by free running counter chains which are implemented in FPGAs Bank control EPROMs are used to address different pages of the stored data Parallel output of EPROMs are converted to serial link at 8 Mbps and connected to time switch as shown in Fig 4 6 DESEE KEDO GENERATION 55 COUNTER CHAIN DTMF TONE SAMPLES EPROM BANK ADDRE SELECTION EPROM BMbps SERIAL B gt ADDRESS TONE ANN LINK 4 LINK TO COUNTER TIME SWITCH BANK CHAIN EPROM 4 3 1 3 26 SELECTION EPROM FIG 4 6 ANN TONE ME DTMF GENERATION BLOCK SPC ISP Interface Block This card interfaces with SPC ISP card in the master frame to provide signalling interface for the 128 ports Chip select for the SPC ISP card is given by the external logic implemented 3 address bits 8 data bits and one read write bit are provided for configuring the SPC ISP registers IM Clock signal is provided for SPC ISP operations and processor synchronized clock signal is provided for memory operations C DOT AN RAX 4 3 1 4 TSW lt DTO OUT PU FROM 4 3 1 5 HARDWARE ARCHITECTURE This card also has an interface towards the SPC ISP card in the slave frame This interface is through the ARI AN RAX Interface card
30. 08 C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 19 TST ABORT Description This command is used to abort amp display result of closed loop test Input Form Nore Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id CLOSED LOOP TEST RESULT OF PORT AGGREATE RESULT LOOP CURRENT VALUE LOOP RESISTANCE MAKE DURATION BREAK DURATION BREAK MAKE RATIO IMPULSE SPEED NUMBER OF PULSE RECIEVED Failure Reasons 1 Error No test is running USER MANUAL 109 Chapter 7 7 2 3 20 TST DTK To Test Digital Trunk 110 Description This command will test the Digital trunk status Input Form C DOT AN RAX Site Tst Dtk Test Digital Trunk LINK ID Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site TEST DIGITAL TRUNK REPORT RESULT REASON 256 Port 01 01 2000 Saturday 19 31 12 MORE STATUS HELP 1 The result could be either SUCCESS OR FAILURE 2 The reason field will be displayed only if the result is failure the reason for failure could be LINK IS INSERVICE STATE OR INVALID V5 LINK ID C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 21 TST TRM To Test Terminal Description This command is used to perform operator initiated tests on ports Input Form C DOT AN RAX Site Tst Trm Test Te
31. 1 Link Control ii Link Control Ack Protection Protocol i Switch Over Request ii Switch Over Ack 11 Switch Over Com iv Switch Over Reject v Protocol Error vi Reset SN Com vii Reset SN Ack Message Flow Message flow between AN and LE is explained in sec 5 4 7 1 amp 5 4 7 2 with the help of examples Further message flows in different call scenario is given at the end of this chapter Call Initiated From LE On receiving a call request from the network for a particular AN port LE feeds call routing tone to calling subscriber and proceed to get a bearer channel for this call by sending an ALLOCATION message to AN and starts a timer After getting on ALLOCATION COMPLETE message from AN LE sends on ESTABLISH message to AN with cadenced ringing parameter to connect the ring to user port and starts a timer AN sends ESTABLISH ACK message and call enter into ringing phase In case AN subscriber has caller id feature in which directory number of calling subscriber is to be sent to user s equipment LE shall send ESTABLISH message to AN without cadenced ringing parameter LE shall send the digits in band and thereafter send a SIGNAL message with Cadenced Ringing to AN to connect ring to user port Call enters into conversation phase when answer is received from the AN subscriber answer should be communicated across V5 interface by sending SIGNAL Off Hook message to the other end C DOT AN RAX SOFTWARE ARCHITECTURE
32. 2 Port is unequipped 3 Interface down 4 No response from LE USER MANUAL 99 Chapter 7 7 2 3 10 FRC TRM OOS Force Out of Service Description This command will be used to put AN interface subscribers out of service forcefully Input Form C DOT AN RAX Site FRC TRM OOS FORCE TERMINAL OUT OF SERVICE L3 ADDRESS Note Range of L3 addresses can be given Output Form Following is the output report displayed after successful execution of command C DOT AN RAX lt Site id gt frc trml oos FORCE TRM OUT OF SERVICE L3 ADDRESS RESPONSE Success failure 256 Port 01 01 2000 Saturday 02 40 11 MORE STATUS HELP Note If response is failure then reason of failure will be displayed Failure Reasons 1 Invalid L3 address 2 Port is unequipped 100 C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 11 INIT SYS INITIALISING SYSTEM Description This command is used to initialize ANRAX to either last stored values or default values Input Form C DOT AN RAX Site id INIT SYS REEBOOTING ANRAX SYSTEM BOOT LEVEL Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site INIT SYS REBOOTING ANRAX SYSTEM RESULT SUCCESS USER MANUAL 101 Chapter 7 7 23 12 MOD CDT CHAR Modify CDT Characteristics 102 Description This command is given to specify the star
33. 317 324 C DOT AN RAX CONVERSION AND INSTALLATION PROCEDURE S No Card Slot L3 Addresses 29 2 21 325 332 30 2 22 333 340 31 2 23 341 348 32 2 24 349 356 Note 1 If an RTC card is placed in the slot leave the corresponding 8 L3 addresses in sequence The 8 L3 addresses should not be given to any subscriber They should not be made in service at AN Note 2 If the start L3 address programmed at LE is 201 then the L3 address of slot 1 3 will begin from 201 slot 1 4 will begin 209 and so on USER MANUAL 65 Chapter 7 Man Machine Interface 7 4 DESCRIPTION OF PARAMETERS This section gives details of the parameters required for operation maintenance and performance of AN interface For each parameter definition and the values it can take have been given 7 1 1 BOOT LEVEL PARAMETER NAME Type of booting during re initialisation of AN RAX MNEMONIC BOOT LEVEL DEFINITION This parameter defines the type of re initialisation that is required for The existing AN RAX data can be reloaded or AN RAX can start with default data TYPE Numeric POSSIBLE VALUES 1 Boot using existing data 2 Boot using default data DEFAULT None REMARK 7 1 2 CARD PARAMETER of Card MNEMONIC CARD TYPE DEFINITION It defines the Hardware Type of Termination cards actually placed in the slot TYPE alphanumeric POSSIBLE VALUES lec Line circuit card ccb Coin collection box
34. 58 LX 2 A3H9 SHAHLO L ON NOLLVNLLS3Q LY OL Q3103NNOO 38 GINOHS LV HOLO3NNOO L Nld L H1ON LA 318VO S v J i i H i LIB J NC auvotwvor auvo NOLLVNILS30 00009 XATIN 106 0909103 VOW 3ounos 43138 16 YNIA 09 3 18VO 1714 409 318V9 1 14 HOLOANNOO 63 USER MANUAL Chapter 6 MAPPING OF L3 ADDRESSES TO AN RAX HARDWARE SLOTS 6 7 64 The mapping of L3 addresses as defined at LE and AN to the actual hardware port of line cards is shown in the table below It is being assumed that the start L3 address is 101 and all 248 possible subscribers are present S No Card Slot L3 Addresses 1 1 3 101 108 2 1 4 109 116 3 1 5 117 124 4 1 6 125 132 5 1 7 133 140 6 1 8 Note 1 141 148 7 1 9 149 156 8 1 10 157 164 9 1 17 165 172 10 1 18 173 180 11 1 19 181 188 12 1 20 189 196 13 1 21 197 204 14 1 22 205 212 15 1 23 213 220 16 1 24 221 228 17 2 3 229 236 18 2 4 237 244 19 2 5 245 252 20 2 6 253 260 21 2 7 261 268 22 2 8 269 276 23 2 9 277 284 24 2 10 285 292 25 2 17 293 300 26 2 18 301 308 27 2 19 309 316 28 2 20
35. AN RAX Site id Equip slot EQUIP The Card in the Slot FRAME SLOT RESULT 256 Port 01 01 2000 Saturday 00 17 05 MORE STATUS HELP If the command fails result field will be displayed as SLOT IS ALREADY EQUIPPED INVALID FRAME or INVALID SLOT USER MANUAL 83 Chapter 7 LOGOUT For Logout Description When the operator wants to logout of the RLC this command is to be given This command causes the MMI to prompt for the password and the screen appears as below WELCOME TO C DOT AN RAX SYSTEM ENTER PASSWORD 84 C DOT AN RAX MAN MACHINE INTERFACE 7 2 2 4 MOD DATE TIME Modify Date amp Time Description This command is used to change the system date and time Input Form C DOT AN RAX Site MOD DATE TIME Modify Date Time Existing Values Date 01 01 2001 Monday Time 20 54 21 Modified Values Date Time Output Form C DOT AN RAX lt Site id gt Mod date time Modify Date Time Result Successful 256 Port 15 05 2002 Wednesday 12 01 15 MORE STATUS HELP 2 Possible Failure reasons are 1 Invalid Date 2 Invalid Time USER MANUAL 85 Chapter 7 7 2 2 5 MOD PSU MODIFY POWER SUPPLY Description This command is used for selecting distinctive ringing or normal ringing Input Form C DOT AN RAX Site MOD PSU CHANGE PSU RINGING TYPE EXISTING VALUES RIN
36. Appendix D 65 New Hard Water 61 66 New An 61 6 7 Mapping of L3 Addresses to AN RAX Hardware Slots 64 Man Machine Interface L L L LL unu 66 TL Deseriptionot Parameters 66 7 2 Administration amp Maintenance Commands List 76 Alarm Monitoring nidad 112 8 1 Status Indication and Alarms Display Panel 112 Data creation in Local Exchange LE u L L 114 od CG DO as Local 114 02 EWsDias Local WS Aa S 117 93 SESS as Local lt 120 94 OCB as Local Exchange unidad 193 uuu l u 126 Maintenance Procedures ini 128 AN RAX System Conversion Procedure 130 Remoting AN RAX Operator Console 00222 010 2 0 2 202 020000 0000000000000000 135 February 17 2004 Chapter 1 Introduction 1 1 PURPOSE AND SCOPE OF THE DOCUMENT This document provides a general description of C DOT It also provides information regarding Soft
37. C DOT AN RAX 256P USER MANUAL Section 356 027 0803 C DOT System Practices Draft 04 February 2004 C DOT AN RAX 256P USER MANUAL 2004 C DOT Printed in India C DOT AN RAX 256P USER MANUAL DRAFT 04 FEBRUARY 2004 FALGUNA 2060 SERIES 000 OVERVIEW CSP SECTION NO 356 027 0803 THIS C DOT SYSTEM PRACTICE REFERS TO THE C DOT ACCESS NETWORK 256 PORT RURAL AUTOMATIC EXCHANGE ABBREVATED AS C DOT AN RAX 256P IN THE REST OF THIS PUBLICATION THE INFORMATION IN THIS SYSTEM PRACTICE IS FOR INFORMATION PURPOSES AND IS SUBJ ECT TO CHANGE WITHOUT NOTICE A COMMENT FORM HAS BEEN INCLUDED AT THE END OF THIS PUBLICATION FOR READER S COMMENTS IF THE FORM HAS BEEN USED COMMENTS MAY BE ADDRESSED TO THE DIRECTOR SYSTEMS CENTRE FOR DEVELOPMENT OF TELEMATICS 39 MAIN PUSA ROAD NEW DELHI 110 005 62004 BY C DOT NEWDELH Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Table of Contents WAVEHO ai 5 1 1 Purpose and Scope of The Document 5 12 introduction 5 1 3 Organisation of the Document uet TOU bet tvm UI Um em I 7 Specifications Of AN RAX ed 9 2E LI 9 2 2 Interface Towards Local 9 23 Interface Towards SUDSCEIDeES iii 9 2 4 Signalling Interface to the
38. Deallocation CSH timeout lt occurred Deallocation Complete M gt Disconnection lt Disconnection Complete gt USER MANUAL 43 Chapter 5 CALLER ID FEATURE METHOD 1 AN Sub AN LE Nat PSTN Seizure Allocation lt lt Allocation Complete PA gt Establish lt AAA Establish ACK Send Calling gt Party Address 4 mam CLI Inband CLI lt a Comp asas gt Signal Cadenced ringing lt sn uswa ayasa Ring Ringing phase Signal Ack gt Rest of the steps are same as of PSTN originated call 44 C DOT AN RAX SOFTWARE ARCHITECTURE CALLER ID FEATURE METHOD 2 AN Sub AN LE Nat PSTN Seizure Allocation lt lt Allocation Complete rr gt Establish cadence ring lt Ring starts Establish ACK Send Calling Subscriber 1 gt Party Address CLI equipment ac
39. E ud MASTER FRAME SINGLES 230 10 50Hz 48V DC POWER PLANT FIG 3 1 SYSTEM OVERVIEW USER MANUAL SYSTEM ARCHITECTURE 2 048 Mbps LINK FOR V5 2 INTERFACE gt DTK1 gt VDU DESIGN ANRX UM Argu so 13 Chapter 3 MDF amp PROTECTION 2 TC 1 32 2 048 0 5 7 TGg LINK 0 d 32 1 5 n 32 CH POM t bi L Ies 32 CH it 3 7 y 745 4 32 TERMINATIONS PORTS 128 CH ABCD MULTIPLEX SIGNALLING BUS DERIVED SUPPLIES RINGER MMC 48V POWER SUPPLY amp RINGER SLAVE FRAME SUBSCRIBER LINES 4x32 CH PCM 2 048Mb S LINKS 32 CH PCM 2 048Mb S 4 0 4 K TG4 LINKS 32 CH PCM 1 ARCO 5 HDLC gt 2 MASTER 6 1 32 di 7 V 4x32 TERMINATIONS 32 CH PCM 2 E t 14 PORTS 128 ABCD MULTIPLEX SIGNALLING BUS DERIVED SUPPLIES RINGER b od 48V POWER SUPPLY amp RINGER MASTER FRAME SP ACIA DEBUG TERMINAL ACIA VDU FIG 3 2 256P AN H W ARCHITECTURE SINGLE PLANE DESIGN ANRX UM Argu ra C DOT AN RAX SYSTEM ARCHITECTURE 3 3 4 Signalling Processor Card
40. ENTS Use a separate sheet if required Please mail your comments to Your Reference Centre for Development of Telematics Name Designation Company 39 Main Pusa Road Address New Delhi 110 005 Tel 91 11 5740374 Fax 91 11 5756378 Attn Director Systems
41. GING TYPE MODIFIED VALUES RINGING TYPE Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id MOD PSU CHANGE PSU RINGING TYPE RESULT SUCCESSFULL 86 C DOT AN RAX MAN MACHINE 7 2 2 6 PASSWD To Change Password Description This command is used to change password Input Form C DOT AN RAX Site PASSWD CHANGE PASSWORD OLD PASSWORD TYPE NEW PASSWORD CONFIRM PASSWORD Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id RESULT SUCCESS The Failure reasons can be 1 Invalid old Password 2 New values do not match USER MANUAL 87 Chapter 7 7 2 2 7 UNEQUIP SLOT Unequip Slot Description This command is used to unequip a physical slot Input Form C DOT AN RAX Site unequip slot Unequip The Card From The Slot 88 C DOT AN RAX MAN MACHINE INTERFACE Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site Unequip Slot _ Unequip The Card From The Slot FRAME SLOT RESULT 256 Port 01 01 2000 Saturday 19 31 12 MORE STATUS HELP If the result is a failure the report will be displayed as C DOT AN RAX Site Unequip Slot _ Unequip The Card From The Slot RESULT REASON
42. ID CC ACTIVE STANDBY LCC TIME SLOT STATUS 0 C1 STANDBY DEN 11 0 19 16 OPERATIONAL 1 C1 ACTIVE 0 DEN 11 0 19 48 OPERATIONAL To make the link out of service lt rmv fac 11 0 19 0 To make the link inservice lt rst fac 11 0 19 0 To check the status of interface lt opst v5if id 100 To check the datacreation for subscriber CREATION OF AN SUBSCRIBER lt rddb sbldn dirnr 7911133 DIR NR 7911133 QUANTITY IINE LN EQ NR 00100P00000 In case of 5ESS start L3 Addr 1 Here in LN EQ NR 100 is interface ID and 00000 is the L3 ADDR The LN EQ NR for next L3 ADDR will be 00100P00001 All other parametrs of this command will be as per LE requirement To check the status of AN subscriber MAINTANANCE COMMANDS FOR AN SUBSCRIBER opst sub 7911133 The normal status is IS AUTO To make the subscriber out of service rmv sub 7911133 To make the subscriber in service C DOT AN RAX 9 4 9 4 1 9 4 2 DATA CREATION LOCAL EXCHANGE LE lt rst sub 7911133 OCB AS LOCAL EXCHANGE The testing of AN interface has been done with OCB exchange having software version R23 and R24 V52 UR Creation Command V52CR Parameters AFUR AF ID VERS VAR TYPM SEEF AFUR Functional address for V52 connection unit internal logical identification used 200 Jabalpur AF Functional address of AN ANAi ANBi ID Interface identifier between 0 16777215 INTERFACE VER
43. M GNVHLSLLTAW 20 08 H3q1OS OQ SV 1 Nid 8 1 SI 1 ALIHYTOd LYHL HONS 1913 49078 LOVLNOO FHL OL NO 2794 3HL 2 STIVLAG SV 1 FINGOW IHL 30 1 OI3 SNid LOVINOD OL NO SHIVA IHL 31ON 109 6101 10 Naon b0b POSd LOAd VOW WLISIG GALSIML qaq T3IHS NOILISOd 2 2 151 1018 H31SVIN 3ounos 3 18vo Qaqlvu8 939305 C DOT AN RAX 58 CONVERSION AND INSTALLATION PROCEDURE 1p NBW WN XYNV NDISAC TWNIWYSL OL an SZ Y 31dV9 AOVAYSLNI IVNIN43L 89 Jia HV3H 0145 SIE VO WNINYSL WNA LNAWSOV1d NOLLVNILS30 H31SVN dO L311000 2 15814 VZ ON LOTS LNAWS9V1d 3087105 3INVdd H31SVIN gz 92 LAINGOW NNOO NNOO V Sc 9c NNOO 8 NNOO V 3AV IS 59 USER MANUAL LL YOHVAWDO XHNVNDIS3QV TOASn11O1 J Igvo 39W341NI TVNIAS3 L H0A 2000NNOOXHG 9N ASSV HOLO3NNOO 43484
44. N interface characteristics Input Form None Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site DISPL AI CHAR DISPLAY AN INTERFACE CHARACTERISTICS V5 INTERFACE ID V5 INTERFACE NAME VARIANT ID STARTING L3 ADDR NUMBER OF PORTS LINK CONFIGURATION PRIMARY LINK SECONDARY LINK 256 Port 01 01 2000 Saturday 01 55 50 MORE STATUS HELP USER MANUAL 79 Chapter 7 7 2 1 4 DISPL AI STATUS Display AN Interface 80 Description The command is used to display the status of Al interface Input Form None Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id AN INTERFACE STATUS REPORT AN INTERFACE ID AN INTERFACE NAME VARIANT ID NUMBER OF LINKS 510 LINK STATUS V5L1 LINK STATUS AN INTERFACE STATUS Failure Reason 1 No Interface Record The status can be either INTERFACE DOWN SYSTEM START UP VARIANT VARIFICATION PSTN RRESTART OPERATIONAL INTERFACE NOT CREATED OR TRANSIENT Note 1 Link status is not displayed if interface status is not operational 2 Link status can be ACT SBY UP or DN C DOT AN RAX MAN MACHINE INTERFACE 7 2 1 5 START AI Start AN Interface Description After creating the AN interface this command is given to start the interface Input Form None Output
45. OCAL EXCHANGE LE 9 2 EWSD AS LOCAL EXCHANGE Testing of AN RAX done with EWSD as LE at Karol Bagh exchange New Delhi Following are the commands and their details which are used in EWSD exchange The patch used for V11 version is CJ144 and for version V13 is CJ145 9 2 1 CREATION OF INTERFACE gt V5IF V5IF interface number V5IFID interface ID IFTYPE V52 PROVAR this should be same as variant ID at AN side V5PORTS total number of ports 9 2 2 CREATION OF V5 LINKS gt CRV5LINK V5IF interface number V5LINK 0 13 0 first zero is sort of BM no 13 is LTG no and last zero is PCM no V5LINKID itis logical number given to the PCM say 0 This command has to be given for standby link also It is to be noted that the standby link cannot be of same LTG 13 in this case In one LTG maximum of four PCM can be configured 9 2 3 MODIFICATION OF TIME SLOT gt MODV5TS V5IF interface number V5LINKID 0 V5TS 16 USAG CCH PROTGRP 1 PROTECTION GROUP 2 is used when TS15 Is used as communication channel this command is given for both the links USER MANUAL 117 Chapter 9 9 2 4 9 2 5 9 2 6 9 2 7 118 CREATION OF V5 COMMUNICATION CHANNEL gt CRV5CMCHAN V5IF interface number V5LINKID 0 only primary link V5TS 16 V5CHANID 0 CREATION V5 COMMUNICATION PATH gt 5 V5IF interface number V5CHANID 0 V5PATHID 0 PATHTYPE CNT Now this command is
46. P s SCC1 SCC2 are used in PCM mode SCC1 is used to handle HDLC messages V5 2 on DTO link SCC2 is used to handle HDLC messages V5 2 on DTI link Slave IMP s SCC3 is used as an ACIA link for providing MMI through a dumb terminal Speed of this link is S W programmable and normally is 9600 baud Slave IMP s SCP is used to access DT ASIC CPRAC registers in order to control and monitor the DT links In this communication processor is always the master Timers Block Master IMP s Watchdog timer is used as software watchdog The timer reference register is initialised with the time out value Software periodically resets the counter so that the timer count register never reaches the time out count If software fails to reset the timer count register within the stipulated time timer count reaches the reference count and a level 7 interrupt is raised to IMP and also to mate ARC card Timer 1 of master IMP is used as RTC Real Time Clock This timer can be programmed to periodically interrupt the processor at regular intervals Timer 2 of master IMP is used as counter or timer is ARC card tester C DOT AN RAX 4 3 1 2 HARDWARE ARCHITECTURE Timer 1 of slave IMP is used as DTO slip detector counter The counter can be programmed to count the number of slip s occurring in DT link for statistical health monitoring of the DT link Timer 2 of slave IMP is used 1 slip detector counter Real Time Calendar The ARC card h
47. R IFC 4 A ROW CONNECTOR m B ROW CONNECTOR 26 25 15 12 2 1 MASTER FRAME FIG 6 5 INTER FRAME CABLES TERMINATION NDESIGNANRX UMArgu if 56 C DOT AN RAX CONVERSION AND INSTALLATION PROCEDURE ROW CONNECTOR ROW CONNECTOR 26 25 15 12 2 1 MASTER FRAME to DDF FIG 6 6 DIGITAL LINK CABLE TERMINATION DESIGN ANRX UM Argu dic USER MANUAL 57 Chapter 6 Bo nBiy WIN XYNV NOISSG A I8IN3SSV 3 18V9 io eso summ gt NI 3LIHM N3389 ae 9 3 E ino 3LIHM ama 3WVN ON ON VN9IS MOB Y STIV 130 21 404 33318 021 LNd 8 LOb Z0Z4DMAE DIN 33378 NOOMIS MOVIE 0 9 1nd L0b L0ZHOdd8 D9N SHIM 0 002 21 0026 1179 0018 LOVLNOO 1v SI SHIM 30 H3H1O 3805 G 2 LL SINGOW SV GANIVISY 38 OL SAYL ALIHVTOd H3H10 OL NO NMOHS SV TWNIWHAL ONIH dWIHO NMOHS LNIOd 1v H3ddOO OL SHI
48. RE Replace the shrouds put on the prechange pins on side as given in 6 3 2 amp 6 3 3 8 Put new shrouds with one pre change pin as given in 6 3 2 6 3 3 9 Place the frames back in the cabinet 10 Connect the 7x2 cables as per Connection given Sl No Cable Source Connector Destination Connector Cable Description Marker No Position Position L IFC0 Master Frame Slave Frame Twist amp flat ribbon 12A Pos II 12A Pos II cable 7 pair 2 Master Frame Slave Frame do 12A 12A 8 IFC2 Master Frame Slave Frame do 15A Pos II 15A Pos II 4 IFC3 Master Frame Slave Frame do 15A 15A 5 IFC4 Master Frame Slave Frame do 2B Pos I 2B Pos I 11 Connect the cable for Dumb terminal as per connection given 1 Cable Marker Source Connector Type Destination Type No No Position Connector Position 1 MOD2 Master Frame 2A 7 x 2 Single Dumb Terminal 25P D Type Pos I and Module RS 232 Connector Connector MOD1 12B Pos III Connector Marker SDTO 12 Connect the cable for the digital links as per connection given 1 Cable Marker Source Connector Type Destination Type No No Position Connector Position 1 DTC1 Master Frame 7x 2 Single Digital Distribution Bare wire 12B Module Frame DDF Connector 13 Remove the PSU s present and replace EPROM only valid
49. RS LCC Cards provide 2W analog line interface for subscriber It supports Caller Identification on 2 ports of each card CCM Cards provide 2W analog line interface for subscriber It supports Caller Identification Reversal and 16KHz metering pulses on 7th and 8th ports SIGNALLING INTERFACE TO THE EXCHANGE V5 2 signalling interface uses TS16 of El links for signalling related to the PSTN subscribers This approach makes it possible to connect the AN RAX unit to any exchange that supports V5 2 protocol ALARM Each card health status is displayed at an alarm window on VDU Panel Separate health status for each El Link is displayed at an alarm window on VDU Panel POWERING OPTION Power is derived from nominal 48V DC USER MANUAL 9 Chapter 2 2 7 DIAGNOSTICS Periodical and manual self test of the AN RAX unit is done Test card is used to test the health of the analog subscriber line cards amp lines including telephone instrument 10 C DOT AN RAX 3 1 3 2 3 2 1 3 3 3 3 1 Chapter 3 System Architecture OVERVIEW The C DOT 256P AN RAX has been designed by reconfiguring the basic building block used in higher capacity systems of the C DOT DSS family The system is highly modular and flexible to the changing technology The software is structured and clear interfaces exist between hardware and software The redundancy of critical circuitry and exhaustive set of diagnostic schemes ensure high
50. S AN version 0 to 255 This is to adapt the management of V5 2 interface in the OCB283 to the AN network Recommended value for C DOT is 4 default is 0 VAR VAR Interface variant defined jointly which characterises the interface configuration 0 to 127 Default is 0 VARIENT ID Type capacity of AN TYPM V52AN01 1024 subscribers FOR AN RAX TYPM V52AN02 4096 subscribers TYPM V52AN03 8192 subscribers Call completion ratio threshold for alarm generation PUT 9251 AT IDGAH OCB 283 VER R24 AFUR 052 AF ANA01 TYPM V52AN01 ID 3 VAR 0 VERS 4 SEEF25 PCM Creation Command MICCR Parameters AFLR AMET ID TYMIC AFLR Functional address in the form UR PCM AMET Physical address of the in the MIC2G Default value for SMT2G AT IDGAH OCB 283 VER R24 FOR 0 AFLR 52 0 AMET 2 5 3 ID 0 TYMIC MIC2G USER MANUAL 123 Chapter 9 9 4 3 9 4 4 9 4 5 124 FOR PCM 1 AFLR 52 1 1 18 1 ID 1 TYMIC MIC2G Note The CRC should be deactivated This can be checked by displaying the parameter correction CRC through command AFLR lt gt CRC Creation of Communication Channel Command CCHCR Parameters AFCC AFVT GP ACT AFCC Communication Channel number in the form of UR no CC no AFVT UR no LR Value say 100 0 16 GP Protection group numb
51. SER MANUAL 119 Chapter 9 Fourth field two bits 0 99 If fourth bit is 0 then start L3ADDR at AN side will be 0 the range of fourth bit goes up to 99 if L3ADDR 15200 then EQN no will be 10 0 2 00 if L3ADDR is 489 then its EQN no will be 10 0 4 89 Also note that the second field of parameter COSDAT should be same as L3ADDR of equipment no if EQN no is 10 0 5 43 then its COSDAT will be 548 Also note that whenever a subscriber is created its status goes to PLA This status has to be changed by following command CONFV5PORT By this command the status of subscriber is changed to MBL and then to ACT Check the status of the port which is made active by command STATV5PORT Its status should be DIDLE 9 8 5ESS AS LOCAL EXCHAGNE The testing of AN RAX is done with 5ESS having software version 13 1 and patch 548 9 3 1 120 CREATION OF AN INTERFACE Form 4 5 is used for creation of V5 2 interface The command used to display the parameters of the interface is rddb v5itf v5identifier 100 here 100 is set as interface ID in V5 IDENTIFIER 00100 V5 EXTERNAL IDENTIFIER 100 V5 VERSION V5 2 V5 PROFILE NAME CDOT AN V5 ACTIVE VARIANT 0 V5 NEXT VARIANT 0 PSIG LCC 0 BC USAGE 00000000000000000000000000000000000000000 L1 RECOVERY MODE 4 DELAYED REMARKS CDOT AN NEW SUB PROV CADN Y MAXIMUM ALRM LEVEL CRITICAL LINKS C DOT AN RAX 9 3 2 9 3 3 DATA CREATION
52. T It implements strategies for providing fail safe services to the ANRAX subscribers C DOT AN RAX SOFTWARE ARCHITECTURE 11 Man Machine Interface Operation Administration Task The user interface is provided through an RS232 interface The MMI provides interface for the user to configure the V5 interface and perform the maintenance functions on subscriber ports and V5 links 111 Port tester Task PTT This process handles the RTC tester card communication protocols and the port testing SPC Interface Task SPT This process handles the interrupts and subscriber events reported by SPC ISP card from the line side Also handles the ring cadence and metering pulse feeding v Layer 2 management Data Link Protocol Task DLPT Manages the data link entity It also acts as a message parser and distributor for ANRAX system for message received on V5 links and IPCP links The functionality regarding the management of V5 links is shared with protection protocol entity vi Data Link Entity Data Link Control Task DLCT It implements the data link layer functionality for both V5 protocol and Inter processor communication within ANRAX It handles the error correction and ensures reliable communication over physical channels vii Driver Serial Communication Control Task SCCT It is the interface between Data Link Entity and Communication channel vii Real time Operating System XRTS The operating System i
53. TS OOSPORTS BLKPORTS UEQPORTS FOOS PORTS MTCE PORTS 256 Port 01 01 2000 Saturday 02 40 16 MORE STATUS HELP C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 3 DISPL ALRM HIST Display Alarm History Description This command is used to display the history of alarms that are occurred in the system over a span of time Input Form C DOT AN RAX Site id DISPL ALRM HIST DISPLAY ALARM HISTORY UNIT ID Output Form C DOT AN RAX Site id gt Displ alarm hist Display Alarm History Alarm history of the Unit arcmO DATE TIME OCCURRED STATUS SEVERITY 01 01 2001 19 54 58 ACT MAJOR 01 01 2001 19 54 30 IS MAJOR 256 Port 01 01 2000 Monday 20 23 06 MORE STATUS HELP 2 The Failure Reasons are 1 Invalid Unit id USER MANUAL 93 Chapter 7 7 2 3 4 DISPL DTK STATUS Display Trunk Status Description This command is used to know status of digital trunk Input Form C DOT AN RAX Site DISPL DTK STATUS DISPLAY DIGITAL TRUNK STATUS V5 LINK Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id displ dtk status Display Digital Trunk Status V5 Link STATUS Failure Reasons 1 Invalid V5 Link ID 94 C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 5 DISPL SLOT DISPLAY SLOT Description This command gives the type of card and status of card present in the specified sl
54. X may be connected directly to LE or to an unit of a higher level of remoting 1 3 ORGANISATION OF THE DOCUMENT The document is organized into 8 chapters chapter 1 gives an introduction to AN RAX chapter 2 deals with broad level specifications of the system Chapters 3 4 amp 5 deal with Hardware and Software architecture of the system Chapter 6 provides the details about conversion amp installation procedure Chapter 7 provides the man machine interface MMI for the AN RAX system Chapter 8 gives details of alarm monitoring At the end of document Appendix A B amp C are provided for GLOSSARY Maintenance procedures and gives information on system startup check list of AN RAX respectively USER MANUAL 7 Chapter 1 PSTN NETWORK PSTN NETWORK LE V5 2 ANRAX 248 SUBSCRIBERS E1 LINK AS ra m 7 MF DEC 8 1 CONCENTRATION LE E1V5 2 F m ANRAX 248 SUBSCRIBERS 7 MF DEC 4 1 CONCENTRATION FIG 1 2 AN RAX CONCENTRATION DESIGN ANRX UM Argu re C DOT AN RAX 2 1 2 2 2 3 2 4 2 5 2 6 Chapter 2 Specifications of AN RAX CAPACITY A maximum number of 60 bearer channels 2E1 Links are supported by A maximum of 248 PSTN subscribers can be supported INTERFACE TOWARDS LOCAL EXCHANGE The system has a provision of two 2 Mbps digital trunks E1 Links for V5 2 link towards Local exchange INTERFACE TOWARDS SUBSCRIBE
55. YPE Alphanumeric POSSIBLE VALUES At most 15 characters long name It can have alphanumerals including hyphens but can not start or end with hyphen DEFAULT None REMARK V5 LINK PARAMETER NAME Link Identification MNEMONIC V5 LINK DEFINITION It is the identifier for physical DTK TYPE Numeric POSSIBLE VALUES 0to1 DEFAULT None REMARK VARIANTID PARAMETER NAME Variant Identification MNEMONIC VARIANT ID DEFINITION It identifies an independent set of AN interface selected data Different sets are given different variant ids TYPE Numeric POSSIBLE VALUES 0 to 127 DEFAULT None REMARK The variant id for a working AN interface must have the same value at LE and AN ends 75 Chapter 7 7 2 ADMINISTRATION amp MAINTENANCE COMMANDS LIST 7 2 1 Interface related Administration Commands 1 CRE AI 2 DEL AI 3 DISPL AI CHAR 4 DISPL AI STATUS 5 START AI 7 2 1 1 CRE AI Create AN Interface 76 Description This command is used for configuring an AN interface V5 2 When the system is powered on for the first time it is required that the AN provisioning data is provided Input Form C DOT AN RAX Site CRE AI CREATE AN INTERFACE V5 INTERFACE ID V5 INTERFACE NAME VARIANT ID STARTING L3 ADDR NUMBER OF PORTS LINK CONFIGURATION PRIMARY LINK SECONDARY LINK C DOT AN RAX MAN MACHINE INTERFACE Output Form Following is the output report displayed afte
56. ard ARC The ARC card is the main controller card which performs all administrative functions of Towards the line cards it gives card select subscriber select clock and sync signals It has an interface towards SPC ISP card providing Signaling Interface to the line cards It has an interface towards the ARI AN RAX Interface Card used in slave frame for providing voice and Signaling Interface for the line cards in the slave frame There are two ARC cards copy 0 1 in Master frame ARC communicates with the duplicate ARC through HDLC link One more HDLC link is used to communicate with the RTC cards There are two ACIA links One of the link is used forms VDU and other link is used for Debugging terminal Two Digital trunks of 2 048 Mbps are provided on ARC card which are to be used in Common Channel Signalling mode CCS These Digital trunks are used for V5 2 interface towards the local Exchange LE AN RAX Interface Card ARI The ARI Card acts as an extension of ARC for the cards in slave unit The copy 0 ARI card interfaces with the copy 0 ARC card and other cards in slave frame Similarly copy 1 ARI card interfaces with the copy 1 ARC card and other cards in slave frame The signals between ARI card and the corresponding ARC card are exchanged through both front end cables as well as through interframe cables on the back plane C DOT AN RAX 256 SLAVE FRAM
57. as been provided with one Real Time Clanedar chip which can count the time date day of the week amp Year At present this is not used Control and Status Registers Block The Port A and Port B registers of master and slave processors are used as control and status registers Some of the control and status registers are implemented externally using programmable devices They are used to latch the status of all interrupts and to clear the latched status program loop back bits and to latch ID bits from the back plane Interrupt Logic Block This block receives all error interrupts and peripheral interrupts prioritizes them and inputs to master IMP Some interrupts are given directly to the Port B interrupt pins of master and slave at level 4 All the events are latched and the status is provided to the processor through status registers The processor can clear the latched events by appropriately setting the corresponding bits in the control registers Interrupt from SPC ISP card master frame and slave frame are combined and presented at level 5 Error signals from Master and slave PSU cards are combined to generate a level 1 interrupt to the processor Memory Block This card supports onboard memory of 1MB FLASH or 2 1MB RAM and 64 NVRAM Chip selects are generated using master and slave IMP s chip select registers and glue logic One jumper is provided to select either FLASH or EPROM and one more jumper is provi
58. aster Frame 6A If present MDF 5 804 amp Slave Frame If present MDF 6 A805 E amp M Slave Frame 4A If present MDF 1 806 amp Slave Frame 5A If present MDF 8 A807 E amp M Slave Frame 6A If present MDF 9 1 RDS RDC Master Frame 21A If present DDF Pair cable 10 MP00 MPACIA link Master Frame 2A Pos I MP PRD1 48V supply PDT MP 12 RWC cable Slave Frame 10A and 17A DDF If present 13 DTNS RNS Trunk RNS If present MDF cable 14 CKCO Clock amp sync RNS If present slot 13 amp 13 B 3 CLKO Output for SYNO copy 0 15 Clock amp sync RNS If present RAPI slot 14 A3 amp 14B 3 CLK1 Output for SYN1 copy 1 6 3 MODIFICATION BE DONE ON MOTHERBOARD 6 3 1 Straps on Motherboard 48 The motherboard of 256P RAX has to be modified to enable installation of AN RAX The Master frame will have 20 straps The list of the strap is given in Table The shrouds of slots 12A 15A will have to be removed for new straps The Slave frame needs to have only four of the straps mentioned in the Table but all the 20 straps may be done in slave frame to provide inter C DOT AN RAX CONVERSION AND INSTALLATION PROCEDURE changeability in future without major effort The four straps are S No 17 18 19 and 20 of Strap List Table STRAP LIST FOR AN RAX Sl No Slot No From Pin No T
59. aximum of 256 DEFAULT None OLD PASSWORD PARAMETER NAME Old Password MNEMONIC OLD PASSWORD DEFINITION The currently active password is to be entered here TYPE ALPHA NUMERIC POSSIBLE VALUES Upto maximum of 15 Alphanumeric character DEFAULT REMARK PRIMARY LINK PARAMETER NAME Primary Link MNEMONIC PRIMARY LINK DEFINITION Identifies the Primary link out of the links of AN interface The logical link number is used to identify the AN interface link TYPE Numeric POSSIBLE VALUES Same as for the parameter LINK CONFIGURATION it should match the logical link id DEFAULT None REMARK Always put value as 0 C DOT AN RAX MAN MACHINE INTERFACE 7 1 15 REPORT TYPE PARAMETER NAME Report Type MNEMONIC REPORT TYPE DEFINITION Type of Result for the routine test conducted on a port TYPE Numeric POSSIBLE VALUES 1 Aggregate result of all ports 2 Detailed result of each port 3 Aggregate result of all unsuccessful ports DEFAULT REMARK 7 1 16 RINGING TYPE PARAMETER NAME Ring type to be fed to subscribers MNEMONIC RINGING TYPE DEFINITION Used to specify whether AN RAX uses modified PSU for distinctive ringing or normal PSU for normal ring TYPE Numeric POSSIBLE VALUES 1 Distinctive Ring 2 Normal Ring DEFAULT 2 REMARK 7 1 17 SECONDARY LINK PARAMETER NAME Secondary link MNEMONIC SECONDARY LINK DEFINITION Identifies the secondary link out of the links of AN interface The logical link number is us
60. bscriber events the BORSCHT functionalities Battery feed Over voltage protection Ringing Supervision Coding Hybrid and Testing USER MANUAL 5 Chapter 1 NAT NW LE PROPRIETARY pem on A RSU V5 2 a Z gt El LINK 7 MF DEC FIRST SECOND LEVEL LEVEL V5 2 AN RAX E1 LINK FIRST LEVEL V 5 1 CON gt MUX E1 LINK LE LOCAL EXCHANGE MUX MUX pe RSU REMOTE SWITCH UNIT LEVELS REMOTING DESIGN ANRX UM Argu Ir C DOT AN RAX INTRODUCTION All the administration call processing charging billing traffic monitoring and switching are performed at LE where AN RAX plays the role of front end termination at remote end The main feature of AN RAX is that it provides concentration through V 5 2 protocol which is used as a signalling protocol between LE and AN RAX 248 PSTN subscribers be supported on two 1 links towards LE thus providing an approximate concentration of 4 1 This places the AN RAX at a level higher than a simple MUX which is used at third level of remoting The system can work on one El link towards LE but without PROTECTION resulting in increase in concentration to 8 1 Fig 1 2 Third Level of remoting handles the front end functions subscriber events but does not provide any concentration The various subscriber ports of MUX have nailed up fixed slots in the link towards LE The MU
61. circuit card LCC Coin Collection Box with Metering CCM card is also same as LCC CCB card except that it has got extra hardware to generate and feed 16 KHz pulses towards subscriber premise This card is basically used to interface STD PCOs or special subscribers having home metering requirements However in CCM card out of eight ports only last two i e Port no 7 and 8 are equipped with 16 KHz pulse generator Therefore only two subscribers per CCM card may have this provision Rest of the ports are used for ordinary subscribers or coin collection box type This card as a whole can be used as LCC 4 3 CONTROLLER CARDS The ARC card functions as the main controller of the AN RAX It performs time switching of voice data slots between line cards Towards the line cards it gives the card select subscriber select clock and sync signals It has an interface towards the SPC ISP card for providing signaling interface to the line cards It interface towards the ARI AN RAX Interface card used in slave frame to support voice and signaling interface for the line cards in the slave frame The card exists in copy duplication and occupies slots 12 and 15 of the master frame in 256P AN RAX It interfaces with RTC RAX Terminal Tester card for supporting terminal testing in AN RAX 4 3 1 4 3 1 1 FUNCTIONAL DESCRIPTION The Functional Blocks of ARC are Processor and memory block Time switch and service circuits block SPC ISP interface
62. ded to select NVRAM capacity Time Switch and Service Circuits Block This card has a 2K by time switch implemented in FPGA The time switch is operated at 8NHz speed and is used in 16 bit processor mode One input link is programmed as conference link Speed of the conference link is 8Mbps and it supports 32 Four party conferencing 12 out of 16 possible I O links are used as shown below The input links of the time switch are One conference link 8Mbps for 32 four party conferencing USER MANUAL 23 Chapter 4 2 One 8Mbps link from Tone Announcement MF and DTMF generation circuit 3 Eight 2Mbps links TG 0 _IN to TG 7 _IN from TGs 4 One 2Mbps link for DT and ETT messages 5 Two 2Mbps links from DTs The output links of the time switch are 1 One link for conferencing 8Mbps 2 Eight 2 Mbps links TG 0 OUT to TG 7 OUT towards TGs 3 One 2 Mbps link for DT and ETT messages 4 Two 2 Mbps links towards DTs 24 C DOT AN RAX HARDWARE ARCHITECTURE CONFERENCE LINK 32 four PARTY 32 FOUR PARTY CONF 32 ANN 32MF 32 TONES TG 0 OUT TGO IN TG1 IN TG 1 OUT TG2 IN TG 2 OUT TG3 IN TG 3 OUT TG4 IN TG 4 OUT TG5 IN TG 5 OUT C DOT TG6 IN TIMESWITCH TG 6 OUT TG IN TG 7 OUT DT amp TTC MESSAGE DT amp TIC MESSAGE DTO IN OUT IN OUT FIG 4 5 TIME SWITCH INPUT OUTPUT LINKS USAGE USER MANUAL 95 Chapter 4 ADD Tone Announcement MF DTMF Generation The MF DTMF
63. ed to identifies the AN interface link TYPE Numeric POSSIBLE VALUES Same as for the parameter LINK CONFIGURATION it should match the logical link id DEFAULT None REMARK Always Put value as 1 USER MANUAL 71 SITE NAME PARAMETER NAME Site Name MNEMONIC SITE NAME DEFINITION Name of the site TYPE Alpha numeric POSSIBLE VALUES Maximum of 15 characters DEFAULT REMARK SLOT PARAMETER NAME Card Slot Number MNEMONIC SLOT DEFINITION It identifies the physical slot of terminal card TYPE Numeric POSSIBLE VALUES 03 to 10 17 to 24 DEFAULT REMARK STARTING L3 ADDR PARAMETER NAME Starting L3 Address MNEMONIC STARTING L3 ADDR DEFINITION Identifies the start L3 address of the range of L3 addresses valid for an AN interface TYPE Numeric POSSIBLE VALUES 0 to 32500 DEFAULT None REMARK C DOT AN RAX MAN MACHINE INTERFACE 7 1 21 TEST NUMBER PARAMETER NAME Test Set Number MNEMONIC TEST NUMBER DEFINITION It defines the Test set for testing of ports TYPE Numeric POSSIBLE VALUES 101 Exchange side Test 102 Line Side Test 103 Closed Loop Test DEFAULT REMARK 7 1 22 TIME PARAMETER NAME Time MNEMONIC TIME DEFINITION Time TYPE hh mm ss POSSIBLE VALUES 00 00 00 to 23 59 59 DEFAULT 00 00 00 REMARK 7 1 23 TYPE NEW PASSWORD PARAMETER NAME New Password MNEMONIC TYPE NEW PASSWORD DEFINITION The new password to be entered here TYPE Alphanumeric POSSIBLE VALUES Minimum 8 and maximum 15 Alphan
64. er 1 or 2 Type CC YES NO AT IDGAH OCB 283 VER R24 FOR PCM 0 ACTZYES AFCC 52 0 AFVT 52 0 16 GP 1 FOR PCM 1 ACT NO AFCC 52 1 AFVT 52 1 16 GP 1 Creation of Communication Path Command CPHCR Parameters CP AFCC TYCP Communication path number 0 and 127 AFCC Number of the associated Type of CP PSTN for analog lines and ISDNS digital lines UR can be made in service by TELEMO at the end of this creation AT IDGAH OCB 283 VER R24 52 0 0 TYCP PSTN Creation of Subscriber Command ABOCR Parameters ND NE TY CAT NAP CP ND Directory Number NE Equipment no in the form of UR REG BRO C DOT AN RAX DATA CREATION IN LOCAL EXCHANGE LE Type of line value V52 is mandatory Category of the line NAP Number of access port defined jointly in the LE and the AN The value is in the range from 0 to 8175 for ISDN lines and 0 to 32767 for analog lines CP to which the line is attached digital accesses only AT IDGAH OCB 283 VER R24 ND 3592000 TY V52 KLA SR1 CAT IAI AFUR 52 NAP 0 ND 3592001 TY V52 KLA SR1 CAT IAI AFUR 52 NAP 1 USER MANUAL 125 126 CCS CEPT CP DLE DMA DTMF FSM HDLC MDF LCC CCM CCB MMI PSU RTC Appendix A Glossary Access Network Channel Associated Signalling Common Channel Signalling European Conference of Posts and Telecom
65. given four times for all the protocols as the pathtype Thatis V5PATHID 1 PATHTYPE LCNT V5PATHID 2 PATHTYPE V5PATHID 3 PATHTYPE PSTN This means that all the protocol of V5 will travel on TS 16 of V5CHANID 0 physically on 0 13 0 PARAMETER TO DISABLE CRC gt ENTER PDCCHR The parameter FORMAT in this command should be set as STDFRM to disable the CRC CONFIGURATION OF V5 LINK After creation of V5link its status has to be made active by this command gt CONFV5LINK V5IF interface number V5LINKID 0 STATUS MBL ACT C DOT AN RAX 9 2 8 9 2 9 DATA CREATION IN LOCAL EXCHANGE LE That means status is first made MBL like OOS and then ACT This command is run for both the link forV5LINKID 1 also DISPLAY STATUS COMMANDS DISPV5IF displays the data created for interface DISPV5PORTS displays the data created for subscriber STATLTG status of line trunk group is shown STATV5PORT status of subscriber is shown DISPV5TS data created for v5 time slot STATV5LINK status of v5 link is given ACT MBL NAC UNA EWSD STATUS EQUIVALENT CDOT STATUS ACT INS NRM MBL OOS OPR NAC OOS SUS UNA OOS SE CREATION OF AN SUBSCRIBER gt CRSUB LAC local area code DN directory number EQN equipment no 10 0 0 1 COSDAT V5ACCID 1 CAT category LNATT ORIG1 ORIG2 The fields of equipment no EQN First field 10 VBIFID Second field 0 fixed Third field two bits U
66. if PSU version is A09 if Distinctive Ringing feature is required Put back the PSU cards 14 Jack the cards cards ARC in slot 12 amp 15 of Master frame amp ARI in slot 12 amp 15 of slave frame 15 Jackin the SPC ISP cards in slot 11 16 of both the frame 16 Jack in RTC card in slot 8 of master frame USER MANUAL 131 Appendix 17 Jack in LCC CCM card as per configuration in other line card slots 18 Connect the following cables between ARI cards in front SI No Cable Marker No Source Connector Position Destination Connector Position 1 Front Master Frame slot 12 ARI Front Slave Frame slot 12 2 Front Master Frame slot 12 ARI Front Slave Frame slot 15 19 Switch on all the PSUs of AN RAX 20 Connect 220V 50Hz input to the Dumb Terminal and switch it on The symbol of C DOT along with Password screen will be displayed Note Before switching on the dumb terminal it should be well checked that the earthing of the AC Main Supply and AN RAX have been properly done 21 The default password is 87654321 22 the command prompt give the following command init sys e BOOT LEVEL 2 4 23 Since in default data LCC are equipped in all line card slots of the master and slave To equip CCM CCB in their respected slots give the following commands 1 unequip slot Frame lt 1 master or 2 slave gt 1 Slot lt range 3 10 or 17 24 gt J 2 e
67. ion Called party clears After CSH time out lt After time out Calling party On hook Signal on hook clears Release gt gt phase 40 C DOT AN RAX SOFTWARE ARCHITECTURE AN ORIGINATED CALL Subscriber Hook Switch Flash AN Sub AN LE Nat PSTN Set up phase Off hook gt Establish gt Establish lt Sk i M Allocation lt Allocation Complete gt Inband Dial Tone lt lt SSAA AAAS saa Signal digit gt Signal lt wawan Ringing Phase Inband ring back tone lt AAA AAA A e Answer lt a Conversation Hook Sw Flash Signal register recall gt Signal lt r M Inband Transfer Dial Tone lt
68. line card ccm CCB with 16 KHz Metering pulse line card RAX Terminal Tester card DEFAULT REMARK rtc can be equipped only in slot 8 66 C DOT AN RAX MAN MACHINE 7 1 3 CDT START TIME PARAMETER NAME Calender Driven Test Start Time MNEMONIC CDT START TIME DEFINITION This parameter define the start time of Calender Driven Test TYPE hh mm POSSIBLE VALUES 00 00 to 23 59 DEFAULT 00 00 REMARK 7 1 4 STATE PARAMETER NAME Calender driven Test state MNEMONIC CDT STATE DEFINITION Used to enable or disable the Calender Driven Test which are executed automatically at the predefined time at AN RAX TYPE Numeric POSSIBLE VALUES 0 Disable 1 Enable DEFAULT 0 REMARK 7 1 5 CONFIRM PASSWORD PARAMETER NAME Confirmation of New Password MNEMONIC CONFIRM PASSWORD DEFINITION Re enter the new password 8 to 15 alphanumeric characters as enter in parameter New Password POSSIBLE VALUES Any alphanumeric Characters DEFAULT REMARK Entered characters are displayed as USER MANUAL 67 DATE PARAMETER NAME Date MNEMONIC DATE DEFINITION Date TYPE dd mm yyyy POSSIBLE VALUES 01 01 2000 to 31 12 2099 DEFAULT 01 01 2000 REMARK FIRST PORT PARAMETER NAME L3 Address of Starting Port MNEMONIC FIRST PORT DEFINITION Specifies the Layer 3 address of the starting port for which Calendar Driven Test has to be executed TYPE Numeric POSSIBLE VALUES 0 to 32756 DEFAULT None
69. lock SPC Slave interface block PSU interface block interface block LCC Interface Block This block provides interface to the voice signals PCM links 2M PCM clock terminal card select signals terminals address signals status signal HE A P WDOG from to ARI amp vice versa It receives signal from in differential form and converts them into single ended signals Similarly signals received from LCC cards in slave frame are converted into differential form and then sent to ARC in same plane of master frame SPC Slave Interface Block This block receives the differential bi directional data bus from ARC and converts them into single ended form and vice versa Similarly differential address and control signals received from ARC are converted into single ended form These signals are buffered and sent towards SPC in the same plane of slave frame The interrupt from SPC is buffered converted to differential signal buffered and sent towards ARC in same plane of master frame C DOT AN RAX HARDWARE ARCHITECTURE 4 3 2 3 PSU Interface Block This block receives the power supply error signals from both PSU s in slave frame These signals are buffered and sent to ARC in the same plane of master frame 4 3 2 4 ARC Interface Block The differential 16 884 MHz PCLK differential chip select signal from ARC are converted into single ended form and given to EPLD The differential spare inputs from
70. lowing steps give a brief guideline for converting an existing RAX to AN RAX Before switching off 256P RAX I 2 3 10 Take printout of port to dir number mapping Take printout of STD ISD CCB subscriber details Take meter reading for all subscriber amp exchange meter reading just before switching the RAX off finally Use stickers or some other mean to individually mark each and every card present in RAX according to its position Remove the screws that hold the Master amp Slave frame to the RAX box Mark cables terminated at various cards if they are not already marked Terminate the DT Cable at Optical Mux and secure it to the Master frame slot 12 15 using cable ties see details 6 4 2 Secure the cable for Dumb terminal with cable ties Terminate it to the Dumb terminal see details 6 4 3 Cut amp strip the straps for both the motherboards make sure you have a few spares for each of the straps Connect extended latches to each of the four module latching frames After switching off the 256P RAX E 2 3 4 p Remove the main cut out from the fuse panel Jack out all the cards Remove all the cables from behind Remove frames one by one Remove shrouds and keep the nuts bolts amp washers in a safe place from slot 12 amp 15 Make all the straps as per 6 3 1 Buzz the straps with multimeter to check proper link between pins C DOT AN RAX AN RAX SYSTEM CONVERSION PROCEDU
71. m m Allocation Complete am a am e a n ma a an ae a ae o oe oe ae oe ae a a gt Inband Dial Tone lt ee SEAS Signal digit rr gt Signal lt Signal digit Seizure gt Ringing Phase Inband ring back tone Ind lt Anno Answer lt nemen M M Conversation Called party clears CSH Timer Started Calling party On hook Signal on hook clears Release gt CSH Timer phase Cancelled Signal Ack lt e U nm mum Deallocation lt Deallocation Complete rr gt Disconnection lt Swe Disconnection Complete Anna gt USER MANUAL 39 Chapter 5 AN CALL Called Party Clear LLO Case AN Sub AN LE Nat PSTN Call Off hook Origination gt Set up phase Establish Seizure Ringing Phase Inband ring back tone Conversat
72. munications Administration Call Processing Data Link Entity Direct Memory Access Dual Tone Multi Frequency Finite State Machine High level Data Link Control Local Exchange Line Termination Equipment Main Automatic Exchange AN RAX Controller Card AN RAX Interface Card Main Distribution Frame Subscriber Line Card Man Machine Interface Power Supply Unit RAX Terminal Tester Card C DOT AN RAX POTS PSTN AN RAX RSU V5 USER MANUAL GLOSSARY Pulse Code Modulation Plain Old Telephone Services Public Switched Telephone Network Access Network RAX Remote Switch Unit Standard interface between LE and AN 127 1 2 B3 4 128 Appendix B Maintenance Procedures AN RAX has a definite maintenance philosophy The maintenance software maintains status table of all ports and DTKs The different status of ports maintained are INS FOOS OOS MTCE BLKED Port is FREE and calls can be made Made out of service by An operator or by Maintenance software upon detection of Line card absence after a Jackout Made out of Service by system Maintenance due to hardware fault or because the line card has been jacked out Made OOS by LE The port comes INS FREE when unblocking is initiated or agreed by LE Note TST TRM can be performed on ports in OOS FOOS MTCE states only The DTK can assume the following statuses FOOS FAIL BLKED INS OK Blocked by operator from
73. o 1 12 Ba8 15 Bc8 2 12 Bc8 15 Ba8 3 12 9 15 9 4 12 9 15 9 5 12 9 15 9 6 12 9 15 9 de 12 Ba2 15 Ba2 8 12 Bc2 15 Bc2 9 12 Ba3 15 Ba3 10 12 Bc3 15 Bc3 11 12 4 15 4 12 12 4 15 4 13 12 5 15 5 14 12 5 15 5 15 12 23 15 23 16 12 23 15 23 17 11 16 1 18 11 Ac7 16 Ac9 19 16 Ac6 11 Bc1 20 16 Ac7 11 Ac9 6 3 2 Placement of Precharge Pins The precharge pins and back panel grounding nuts have to be provisioned in the motherboard so that they make early contact with ARC ARI cards as they are jacked in Two pre charge pins have to be placed in each of the slots 12 amp 15 These should replace the screws of the slot See Figure 6 2 amp 6 2b Back panel grounding nuts have to be provisioned on the motherboard for SPC ISP card slots 11 amp 16 USER MANUAL 49 Chapter 6 SIA INDHNNAD XHNVINDIS3QV 1 ON WALI OMVOBMH3HLON OL NO QO31HN3SSv ANY ON WALI LAN GNOYHS OL 03 15 38 Ol SVd ON WALI 39HvHO3Sd 3QISV NI NMOHS SY SL 51015 30 310H 9NIXIA JHL YVasna 1905 N30MOd AXOd3 JHL 39NvHO3Md JHL 18 355 30438 NNOO did 7704 05 6 90N
74. ot Input Form C DOT AN RAX Site DISPL SOT DISPLAY CARD SLOT DATA Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site DISPL SOT DISPLAY CARD SLOT DATA FRAME SLOT CARD TYPE STATUS Failure Reasons 1 Invalid Frame 2 Invalid Slot USER MANUAL 95 Chapter 7 7 2 3 6 DISPL TRM STATUS Display Status Description This command will display the port status for an AN interface Input Form C DOT AN RAX Site DISPL TRM STATUS DISPLAY TERMINAL STATUS L3 ADDRESS Note Range of L3 Addresses can be given Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id DISPLAY PORT STATUS REPORT L3 ADDRESS STATUS 256 Port 01 01 2000 Saturday 02 09 58 MORE STATUS HELP Failure Reasons Invalid L3 address Note 1 The status of the terminal could be UEQ INS OOS FOOS or BLKED 96 C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 7 DISPL TST LOG Display Report of TST TRM Description This command is used to display results of the terminal tests conducted during the last calender driven testing Input Form C DOT AN RAX Site id DISPL TST LOG TEST RESULT LAST CONDUCTED REPORT TYPE Output Form Following is the output report displayed after successful e
75. ource Placement Destination Placement Cable Description No Marker No Connector Position Connector Position 1 IFCO Master Frame Slave Frame 2 x 7 Flat cable 12A Pos II 12A Pos II connector 2 1 Master Frame Slave Frame do 12A Pos I 12A Pos I 3 IFC2 Master Frame Slave Frame do 15A Pos II 15A Pos II 4 IFC3 Master Frame Slave Frame 15A Pos I 15A Pos I 5 IFC4 Master Frame Slave Frame do 2B Pos I 2B Pos I The connection details are shown in Fig 6 5 6 4 2 Digital Link Cable Digital link cable terminates two El links on the ARC card in one of the copies of Master Frame The other end of the cable in terminated on the DDF Digital Distribution Frame The details of the cable is given in table below Cable Source Connector Type Destination Position Type Marker Position DTC1 Master Frame 7 x 2 single Digital Distribution Bare wire 12B Module Fame or connector Master Frame 15 The connection details are shown in fig 6 6 The cable details are shown in fig 6 7 6 4 3 Dumb Terminal Cable The dumb terminal cable is terminated card in slot 13B amp 2A in Master Frame The details of cable are given in table below Cable Source Connector Type Destination Type Marker Position Connector Position Number SDTO Master Frame 2A 7 x 2 single Dumb Terminal 25 Pin D type Pos I 128 Module cable RS232 C connector connector
76. pped then first equip VU by following process The software version should be either 2 2 1 3 or 2 2 1 4 all patches It is not support in 2_1_1_1 link Equip the VU frame by using the command EQUIP FRAME with the following parameters MOD NO BM number RACK NO FRAME NO Depending on the frame to be equipped TIC ID TIC ID of the frame to be equipped FRAME TYPE VU Equip PHCs in the slots in which SHM card are Physically Present Use the command EQUIP TRML CARD with the following parameters HW TYP PHC VER NO 1 CARD SLOT BM rack frame slot where slot 7 8 9 10 and 17 18 19 20 Depending on the slot position of phc Note The command will be rejected if VU is not already equipped in the switch C DOT AN RAX 9 1 4 DATA CREATION IN LOCAL EXCHANGE LE Initialize VU Use the command PUT SWU INS with the following parameters MOD NO BM Number in which VU is equipped UNIT ID TIC ID of the VU With the corresponding TIC becoming INS ACT the VU gets the path to the APC critical alarm will now be raised for VU on the After successful code and patch loading VU comes up and unit status of VPC VMU 0 VMU 1 is shown as IN SERVICE VPC 1 as INS SBY DISPL SYS ALL command of the BM Equip DTS card in DTU frame by the command equip trml card using following parameters HW TYP DTK CCS VER NO 1 CARD SLOT BM rack frame slot depending on the slot where card is to be Equipped Now Crea
77. present in the slave frame Digital Trunk Interface Block The card supports two 1 link in CCS mode One CPRAC C DOT Primary Rate Access Controller is used The 1 links conform to G 703 G 704 F 706 and G 732 and are supported on 1200hm symmetric twisted pair interface CPRAC has two sets of 16 registers to individually configure the two digital trunks These registers are used to control and monitor the links The clock extracted from digital trunk is multiplied using PLL to generate the 8MHz clock refer Fig 4 8 The error status signals like receiver loss of sync RLOS receive remote alarm RRA are reported through interrupts Loop back provision is given for both the DTs through relays which can be used for diagnostics pupose by setting the loop back bits in the control and status registers The relays are also used to ensure that only the active ARC card will dirve the physical El links lt 5 INVERTING HDB3 0 _IN_N FROM BUFFER LINE lt HDB3 1 _IN_P LE INTERFACE a N7 HDB3 0 _OUT_p 1 DT 0 1 OUT P N TOWARDS gt HDB3 1 _OUT_P f L E gt HDB3 1 OUT NA RELAY CONTROL RELAY FROM PROCESSOR DRIVER FIG 4 7 DT INTERFACE BLOCK Clock Extraction and Generation Block The CPRAC gives out extracted clock from both the digital trunks One of this is selected and input to the PLL Thus the on board VCXO clock is made to lock to
78. quip slot Frame lt 1 master or 2 slave gt 1 Slot lt range 3 10 or 17 24 gt J Card CCM CCB 4 In default data all subscribers are INS 24 Give command to delete default AN interface del ai 1 25 Give the command to create a V5 interface 132 Cre ai V5 interface id lt same as given at LE gt 5 interface name lt site name gt al Variant id same as given at LE e Starting L3 Address lt same as given at LE gt adl C DOT AN RAX 26 21 28 29 AN RAX SYSTEM CONVERSION PROCEDURE Number of ports same as given at LE or max value of 256 al Link Configuration 0 lt NOTE1 gt 1 lt NOTE2 gt J Primary link lt NOTE1 gt 4 Secondary link I lt NOTE1 gt adl Note 1 Logical link id range 0 255 same as that specified at LE for primary link It should be the id of Digital El link patched to Blue White amp Orange White pairs of cable Marker DTCO Note 2 Logical link id range 0 255 same as that specified at LE for secondary link It should be the id of Digital 1 link patched to Green White amp Brown White pairs of cable Marker DTCO After creating data at ANRAX issue the command to start V5 interface start ai Note It is being assumed that the data creation exercise has been completed at LE After successful initialisation of V5 interface the command displ ai status will show the status V5L1 Link Status ACT SBY V5L2 Link
79. r successful execution of command C DOT AN RAX Site CRE AI CREATE AN INTERFACE REPORT RESULT SUCCESSFULL If RESULT is failure one more field REASON will appear citing cause for it Failure Reasons Record Already exists Variant Already exists Invalid Interface ID Invalid Variant ID Invalid number of ports Invalid starting L3 address Invalid Link configuration Invalid Primary Link jp PP A Invalid Secondary Link Note For Primary Link always put value as and for secondary link it should be 1 USER MANUAL 77 Chapter 7 7 2 1 2 DEL AI Delete AN Interface Description When there is necessity to change the provisioning data before an AN interface is started after creating it the AN interface can be deleted and recreated Input Form None Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id DELETE INTERFACE REPORT RESULT Success 78 id The REASON field appears only when RESULT is failure Note If the interface can not be deleted the failure is reported with REASON as either INTERFACE RUNNING if interface is created and traffic has already started on it or INTERFACE NOT KNOWN if it is not created with given AI NUM C DOT AN RAX MAN MACHINE INTERFACE 7 2 1 3 DISPL AI CHAR Display Characteristics Description This command can be used to display the A
80. rminal L3 ADDRESS Test Number There are tests conducted to detect line conditions internal and external failure The various tests conducted are listed below TEST SET TESTS 102 Line Side tests 103 Closed Loop Test 101 Exchange side tests Output Form Following is the output report displayed after successful execution of the command C DOT AN RAX Site RESPONSE TO TEST TRM USER MANUAL 111 Chapter 8 Alarm Monitoring 8 1 THE STATUS INDICATION AND ALARMS DISPLAY PANEL The user display screen is divided into three sections Section is alarm display panel Section B is the Area for execution of user commands amp Section C is the status line C DOT AN RAX C DOT LABS M01 PSU OK M08 OK M16 SPC FAIL M22 UEQ MLNK DN M03 LCC 09 UEQ M17 LCC JO M23 UEQ EN M04 LCC JO M10 UEQ 8 UEQ 94 LCC Section A M05 LCC OK Mi1 SPC OK M19 UEQ M25 PSU UEQ M06 UEQ 12 ARC OK M20 07 UEQ 15 FAIL M21 DTK1 OK Section B 256 24 06 2002 10 20 15 MORE STATUS Section 8 1 1 112 By pressing key followed by enter the panel is toggled between Master and Slave frame 01 to M25 or 501 to 525 displays status of different slots Three columns are associated with each card status display First column is slot No
81. rovided for all the PCM links MF DTMF generation logic can be tested by switching the tones to PCM link DT logic can also be tested by pattern insertion extraction from time switch and by enabling DT relay loop back DT events such as RLOS and SLIP are given as interrupt to the processor so that health status of the DTs can always be monitored USER MANUAL 29 Chapter 4 4 3 2 4 3 2 1 4 3 2 2 30 The critical signals in the ARC card are given the fault coverage The software sanity is monitored with the help of watchdog timer The presence and the tolerance of the 8 MHz clock is always monitored and indicated to the processor as the hardware Error Bus error signal is generated when there is access to non existent memory location write access to PROM and all the IMP access in which DTACK is not asserted by IMP with in a programmed number of wait states from address strobe active All the PSU errors are given as interrupt to the processor so that alarms can be raised to indicate the PSU failure The card presence of the ARI is also given as level 4 interrupt The Watchdog Hardware error signal Active to Passive transition and manual reset of the self copy are given as interrupt to mate card so that copy switchover can be achieved when one copy fails Using potential signals are brought out of the card for use in Go No Go tester AN RAX Interface Card ARI organisation can be split into following blocks LCC interface b
82. s real time based upon Xinu Operating System Xinu Real Time OS 1x Database Task DBT This process takes care of maintaining and updating the V5 system and port related data in both active and standby ARCs Any status change in active card is immediately updated to standby USER MANUAL 33 Chapter 5 SBSCRBR SIGNALS From lines in Master and slave To both copies C p m
83. system reliability SYSTEM HARDWARE BLOCKS REFER FIG 3 1 3 2 All subscriber lines are interfaced to the system through the Terminal Interface cards LCC CCM Each terminal interface card caters to 8 terminations Four such cards form a Terminal Group There are 32 such terminal interface cards sixteen in each frame C DOT 256P AN RAX has a two frame implementation The top frame is called Slave Frame and bottom frame is called Master Frame Terminal Group TG Analog information from the terminations is first changed to digital PCM form at a bit rate of 64 Kbps Thirty two such PCM Pulse Code Modulation channels from four Terminal Interface cards are time division multiplexed to generate one 32 channel 2 048 Mbps PCM link Thus from 32 terminal interface cards eight such PCM links are obtained which are terminated on ARC AN RAX controller card SYSTEM ENGINEERING Configuring Complete hardware of AN RAX including PDP apart from the main card assembly are all housed in AN RAX cabinet USER MANUAL 11 Chapter 3 3 3 2 3 3 3 12 AN RAX CABINET The distribution is as follows AN RAX Controller Card ARC E 2 Nos AN RAX Interface Card ARI 2 Signalling Processor Card 4 Nos RAX Terminal Tester Card RTC 1 Subscriber Line Card LCC CCM CCB 31 Nos Power Supply Card PSU 1 4 The card distribution is given in Fig 3 3 AN RAX Controller C
84. t time and ports on which calendar Driven Test is to be run Input Form C DOT AN RAX Site MOD CDT CHAR MODIFY CDT CHARACTERISTICS EXISTING VALUES CDT START TIME FIRST PORT LAST PORT MODIFIED VALUES CDT START TIME FIRST PORT LAST PORT Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site MOD CDT CHAR MODIFY CDT CHARACTERISTICS RESULT SUCCESSFUL C DOT AN RAX MAN MACHINE INTERFACE 7 2 3 13 MOD CDT STATE Modify Calendar Driven Test State Description This command is used to enable or disable calendar driven test Input Form C DOT AN RAX Site MOD CDT STATE MODIFY CALENDER DRIVEN TEST STATE EXISTING VALUES CDT STATE MODIFIED VALUES CDT STATE Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site MOD CDT STATE MODIFY CALENDER DRIVEN TEST STATE RESULT Successful USER MANUAL 103 Chapter 7 7 2 3 14 PUT DTK INS Put Trunk Service Description This command will be used to put an Al link in service Input Form C DOT AN RAX Site id PUT DTK INS PUT DIGITAL TRUNK IN SERVICE V5 LINK Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site PUT LINK IN SERVICE REPORT RESULT 256 Port 01 01 2000
85. te Access Network Interface AI by using command cre ai with following parameters AI NUM Interface Number 1 100 Interface Name V5 2 VAR ID Maximum value 127 AI CTG 1 ST L3ADR 0 AI LNK PCM ID1 0 amp PCM ID2 1 PRI LNK 0 SEC LNK 1 PROT INF 4 ACCL PORT ALIGN Note The value should be same as defined at AN side ST L3ADR preferred to be define as 0 USER MANUAL 115 Chapter 9 9 1 6 116 Creation of Subscriber is to be done by using command using following parameters DIRNO TEN NONE AISUB ID AI NUM L3ADR _ eg 1 0 CHNL NO NONE LIN TYP ORD LIN INS TYP DECAD SUB PRI CAL MOD NO INT ORG REG NO ORG TRM REG NO TRM MTR CLS NRM MTR DET BLG ORD BLG ACC BAR INCMNG NOT UPTO LCL ALL BS LIN CAT 1 SUB CTG CAB ID 1 1 1 BS BS12 B SELECT SEQ CHNL BS BS CALL BS BS ACS OPT NRML Note All the parameters are to be defined same as in case of ordinary subscriber accept AI SUBID TEN None The status of AN subscribers channels terminals can be seen by using DISPL TRM STATUS command by using following parameters STAT TRM ALL TML TYP TEN DIRNO Note Ten value is to be given when TML TYP AICHNI PHC and DIRNO is to be given for TML TYP ANSUB C DOT AN RAX DATA CREATION IN L
86. the AN RAX console The link will be looped back so will be physically disconnected from LE When the digital trunk has some physical level problem out side AN RAX and no Frame Alignment Signal is detected Blocked by LE In service normal Note For testing of DTK the provisioned DTK has to be first put FOOS before testing The Equipment like Line Cards Controller cards and Power Supply cards have the following statues FOOS FAIL JO OK ACT SBY The card status cannot be obtained because of the corresponding controller card is out of service The controller card or SPC RTC card is faulty or not responding The line card is jacked out The card is In service The controller card is currently active The controller card is hot standby ready to switchover C DOT AN RAX MAINTENANCE PROCEDURES termination card is not equipped PSUER The output of PSU card to other cards is not BATLO The input to PSU card is not ok B4 a When two El links are present and both are made FOOS using operator commands Put dtk oos or frc dtk oos the command Start ai has to be given after put dtk ins command to restart the V5 interface b When only one E1 link is present and is made FOOS using operator commands put dtk oos the command start ai has to be given after put dtk ins to restart the V5 interface USER MANUAL 129 130 Appendix AN RAX System Conversion Procedure The fol
87. tivated 2 1 CLD Signal Ack Ring stopped 1 gt Inband CLI lt eee ee n nan men am m am m m m Addr Comp n gt Signal Cadenced ringing Ring Ringing phase Signal Ack rr gt Rest of the steps are same as of PSTN originated call USER MANUAL 45 Chapter 6 Conversion and Installation Procedure 6 1 6 2 46 GENERAL The objective of this chapter is to enable site personnel to convert existing C DOT 256 to AN RAX the relevant details are provided in the following sections EXISTING 256P RAX CONFIGURATION The hardware configuration of 256P RAX is shown in Figure 6 1 The list of cards which become redundant and have to be removed are given in the table below Card Name Slots RAT M9 M18 RMF M10 M17 CNF if present M7 RSC M12 M15 S12 S15 RAP M13 M14 RDS M21 S21 RDC M24 524 RWC 810 S17 TWT Where ever present EMF do RDT do C DOT AN RAX CONVERSION AND INSTALLATION PROCEDURE Jo nBWWWN XYNW NOISAC INOO LQH AW3 LML OO1 OL dE VI SNISS3OOtd SNITIVNOIS GALVYDALNI dHVO 5530 DNITIVNDIS 451 245 GYVO H3TIOHINOO TIM OMY NOLLVENDIANOO QHvO 3952 quy END 1S3L L9
88. umeric characters DEFAULT REMARK USER MANUAL 78 Chapter 7 7 1 24 UNIT ID PARAMETER NAME Unit Identification MNEMONIC UNIT ID DEFINITION Identification of the unit for which alarm is to be displayed TYPE Alphanumeric POSSIBLE VALUES dtkO V5 Link 01 dtk1 V5 link 02 arem0 AN RAX Controller 0 Master 1 AN RAX Controller copy 1 Master 80 AN RAX Interface card copy 0 Slave aris AN RAX Interface card 1 Slave spem0 Signalling Processor Card copy 0 Master 1 Signalling Processor Card copy 1 Master 0 Signalling Processor Card 1 Slave 1 Signalling Processor Card 1 Slave rtc RAX Terminal Tester Card psum0 Power Supply Unit copy 0 Master psum1 Power Supply Unit copy 1 Master 0 Power Supply Unit copy 0 Slave 1 Power Supply Unit 1 Slave mlnk Mate hdlc link DEFAULT REMARK 7 1 25 V5 INTERFACE ID PARAMETER NAME Interface Number MNEMONIC V5 INTERFACE ID DEFINITION It uniquely identifies an AN interface in AN RAX TYPE Numeric POSSIBLE VALUES 1to 32767 DEFAULT None REMARK This value should be same as defined at LE 74 C DOT AN RAX MAN MACHINE INTERFACE V5 INTERFACE NAME USER MANUAL PARAMETER NAME AN Interface Link Name MNEMONIC V5 INTERFACE NAME DEFINITION Identifies uniquely an AN interface T
89. ut no response from LE 106 C DOT AN RAX MAN MACHINE 7 2 3 17 PUT TRM OOS PUT Out of Service Description This command is used to put AN subscribers out of service Input Form C DOT AN RAX Site PUT TRM OOS PUT TERMINAL OUT OF SERVICE L3 ADDRESS Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id PUT TRM OOS PUT TERMINAL OUT OF SERVICE L3 ADDRESS RESPONSE 5 FAILURE SUCCESS 256 Port 01 01 2000 Saturday 02 31 09 MORE STATUS HELP Note If the response is failure The reason because of which the command failed will be displayed Failure Reasons e Invalid L3 adress 2 Port is busy 3 Port is unequipped 4 Interface down 5 Command execution timed out USER MANUAL 107 Chapter 7 7 2 3 18 SWITCH OVER COPY SWITCH OVER Description This command is used for manually changing the standby copy to active and vice versa Input Form C DOT AN RAX Site Executing Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site PLANE SWITCH OVER REPORT RESULT SUCCESS Note This screen will be displayed for few milliseconds only Failure Reasons 1 Other Plane is not stand by 2 Database not ready in stand by 3 Stand by could not take over 4 Time out occurred 1
90. ware and Hardware architecture of the AN RAX its usage in the network conversion of existing RAX to AN RAX and Man Machine Interface MMI commands 1 2 INTRODUCTION The product AN RAX is basically a Subscriber line concentrator used for remoting There are three level of remoting namely the first second and third level from the Local Exchange LE Fig 1 1 The Remote Switch Unit RSU provides the functionality of first level of remoting All the Subscribers connected to RSU can access each other and also the subscribers in the National Network NAT NW through LE RSU in this case will perform the functionality of a complete switch with both intra exchange and upto NAT NW Switching It will handle the Call Processing CP charging and billing functionality but would itself be a part of the LE RSU can also provide concentration The C DOT Access Network RAX AN RAX will provide the second level of remoting AN RAX might be connected to a RSU or directly to the LE The AN RAX supports V5 2 protocol and handles the functionality of second level of remoting The second level of remoting has its scope and role clearly defined At this level there would neither be any intra switching or call processing activities nor the AN RAX would handle the charging billing and administration functions of subscribers AN RAX provides a transparent link between the subscriber and LE It handles the various su
91. xecution of the command C DOT AN RAX Site id Various output reports are displayed depending upon input parameter given Failure Reasons 1 Invalid L3 address 2 Invalid Report USER MANUAL 97 Chapter 7 7 2 3 8 FRC DTK OOS Force Trunk Out of Service Description This command shall be used to force digital link out of service Input Form C DOT AN RAX Site FRC DTK OOS FORCE DIGITAL TRUNK OUT OF SERVICE V5 LINK Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site id FORCE LINK OUT OF SERVICE REPORT LINK ID RESULT 256 Port 01 01 2000 Saturday 03 30 26 MORE STATUS HELP Failure Reasons L Imvalid V5 Link ID 2 Link is already forced out Note The link will be physically disconnected from LE 98 C DOT AN RAX MAN MACHINE 7 2 3 9 FRC TRM INS FORCE TERMINAL IN SERVICE Description This command is used for bringing the terminals in service without testing them Input Form C DOT AN RAX Site Frc trm ins FORCE TERMINAL IN SERVICE L3 ADDRESS Note Range of L3 address can be given Output Form Following is the output report displayed after successful execution of command C DOT AN RAX Site Frc trm ins FORCE TERMINAL IN SERVICE L3 ADDRESS RESPONSE SUCCESS Failure Reasons 1 Invalid L3 address

C-DOT AN-RAX

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