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E&M Signaling Conventions

9/24/01

11-3

Figure 11-1: Normal Mode E&M Termination

Figure 11-2: Tandem Mode E&M Access to Leased Lines or Carriers

11.4 E&M Signaling Conventions

According to E&M signaling conventions, switching equipment always originates signaling on the
M-lead (the “mouth” sending toward the transmission line). The E-lead of the switching equipment

Public or Private

Network

Analog PBX

Modem for Data

Dedicated Transmission

Only

4-Wire E&M

Normal Mode

Access Bank I

T1 Network
Connection

Stations

4-Wire E&M

TO Mode

Up to 24 E&M or TO

Interfaces in 12 Channel

Increments

PBX

Radio or Micro-

Wave tower

Radio or Micro-

Wave tower

Radio or Microwave

Transceiver

Radio or Microwave

Transceiver

Carrier Network

Access Bank I

Access Bank I

T1

T1

4-Wire E&M

Tandem

Mode

4-Wire E&M

Tandem

Mode

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Содержание Access Bank II SNMP

Страница 1: ...Access Bank II SNMP INSTALLATION USER S GUIDE 5395 Pearl Parkway Boulder CO 80301 2490 fax 303 546 9724 http www carrieraccess com Part Number 002 0097 0200 Release 2 0 September 2001 ...

Страница 2: ... with the terms of this agreement It is against the law to reproduce transmit transcribe store in a re trieval system or translate into any medium electronic mechanical magnetic optical chemical manual or otherwise any part of this manual or software supplied with the Access Bank II SNMP for any purpose other than the purchaser s personal use without the express written permission of Carrier Acces...

Страница 3: ...USA Carrier Access Corporation 5395 Pearl Parkway Boulder CO 80301 2490 The Facility Interface Code FIC associated with each private line application represents the type of service that will be provided by the telephone company The following are currently registered If the Access Bank II SNMP causes harm to the telephone network the telephone company will notify you in advance If advance notice pr...

Страница 4: ...Code NATIONAL ELECTRICAL CODE REQUIREMENTS The Access Bank II SNMP is CCL certified and is in compliance with ANSI UL Std 1459 The CCL certifi cation number for the product safety listing of the Access Bank II SNMP is C86 0303 INDUSTRY CANADA REQUIREMENTS Load Number 5 CP 01 Part 1 Section 10 1 NOTICE The Canadian Department of Communications label identifies certified equipment This certifica tio...

Страница 5: ...PRODUCTS returned to CAC for repair replacement or credit will be shipped prepaid to BUYER Limitations of Warranty Limitation of Remedies Correction of defects by repair replacement service or credit will be at CAC s option and constitute fulfillment of all obligations to buyer for breach of warranty CAC assumes no warranty liability with respect to defects in the PRODUCT caused by a modification ...

Страница 6: ...afe condition DANGER The DANGER sign denotes a hazard to the user and calls attention to a procedure practice or the like which if not correctly performed could result in injury or loss of life Do not proceed beyond a DANGER sign until the noted conditions are fully understood and met CAUTION The CAUTION sign denotes the possibility of network service interruption and calls attention to a procedur...

Страница 7: ...and power connectors on the Access Bank II SNMP Control Panel and bringing the unit on line Chapter 6 Initialization and Basic Configuration Describes how to initialize and configure the Access Bank II SNMP for first time basic operation in the Local mode using the System Configuration and T1 Hardware Configuration DIP switches Chapter 7 12 Channel FXS Card Describes how to configure the Foreign E...

Страница 8: ...twork Management 1 4 1 7 1 Local Remote Mode Selection 1 4 1 7 2 SNMP Management 1 5 1 7 2 1 Local and Remote SNMP Management 1 5 1 7 2 2 SNMP Overview 1 5 1 7 3 Command Line Interface 1 6 1 7 3 1 Local and Remote CLI Management 1 6 1 7 4 Windows Based GUI Management Software 1 7 1 7 5 Local and Remote GUI Management 1 8 1 8 Design Philosophy 1 8 Chapter 2 Product Description 2 1 2 1 About This Ch...

Страница 9: ...oice Card 3 4 3 13 Network Management 3 4 3 14 Alarms 3 5 3 15 Control Panel I O Connectors 3 5 3 16 Standards Compliance 3 5 3 17 Power 3 6 3 18 Environmental 3 6 3 18 1 Physical Dimensions 3 6 3 19 Installation 3 7 Chapter 4 Physical Installation 4 1 4 1 About This Chapter 4 1 4 2 Installation Check List 4 1 4 3 Chassis Mounting 4 3 4 4 Wall Mounting 4 4 4 5 Rack Mounting 4 4 4 5 1 Rack Mounting...

Страница 10: ...Cable 5 6 5 5 3 24 AWG Twisted Pair 5 6 5 6 V 35 DCE Data Port Connections 5 6 5 7 RS 232 Management 5 10 5 7 1 RS 232 DCE Management Cable 5 10 5 7 2 Local Management Cable 5 10 5 7 3 Null Modem Adapter 5 11 5 7 4 Straight Adapter 5 12 5 8 Connecting the Power and Ground 5 13 5 8 1 DC Power Connector Input 5 13 Chapter 6 Initialization and Basic Configuration 6 1 6 1 About This Chapter 6 1 6 2 Co...

Страница 11: ...t to Loop Start Conversion with Calling Party Disconnect8 8 8 6 1 3 Option 2 Wink Start to Ground Start Conversion 8 8 8 6 1 4 Option 3 E M Immediate Start to Loop Start Conversion 8 8 8 6 1 5 Option 4 E M Immediate Start to Ground Start Conversion 8 9 8 6 1 6 Option 5 Wink Start to Loop Start Conversion with ANI DNIS and Calling Party Disconnect8 9 8 6 1 7 Option 6 Wink Start to Ground Start Conv...

Страница 12: ... Office FXO Termination 10 2 10 3 2 Dial Pulse Termination DPT 10 3 10 3 3 Channel Attenuation Options 10 4 Chapter 11 4 Wire E M TO Configuration 11 1 11 1 About This Chapter 11 1 11 2 4 Wire E M TO Voice Card 11 1 11 2 1 Functional Description 11 1 11 2 2 Physical Description 11 2 11 3 Typical Applications 11 2 11 4 E M Signaling Conventions 11 3 11 5 Programming E M Signaling Types 11 6 11 5 1 ...

Страница 13: ...bleshooting 12 1 12 1 About This Chapter 12 1 12 2 Diagnostic Switches 12 1 12 3 Self Test 1 and 2 12 2 12 3 1 Local Mode OFF No Test Tone ON Ringback Tone 12 2 12 3 2 Card Self Test 12 3 12 4 Self Test Fault Indications 12 3 12 4 1 Voice Channel LED is RED during Self Test 12 3 12 4 2 No Test Tone During a Self Test 12 3 12 4 3 Remote Mode Ringback Tone or 1 Digital Milliwatt 12 4 12 5 1 kHz Digi...

Страница 14: ... 11 LED Test and Status Indicators 12 13 12 12 Fault Isolation Procedures 12 14 12 13 Back Plate Indications 12 16 12 13 1 Voice Channel LED is RED during a Self Test 12 16 12 13 2 All Voice Channel LEDs flash RED 12 16 12 14 Other Fault Indications 12 16 12 14 1 No Ringing During a Self Test 12 16 12 15 Access Bank II SNMP Shuts Down for No Apparent Reason 12 17 Chapter 13 Maintenance 13 1 13 1 A...

Страница 15: ... 4 2alarms 14 19 14 4 4 3aps 14 19 14 4 4 4boot 14 19 14 4 4 5clk 14 20 14 4 4 6config 14 20 14 4 4 7connections 14 20 14 4 4 8 craft 14 21 14 4 4 9 date 14 21 14 4 4 10dni 14 22 14 4 4 11dialout 14 22 14 4 4 12 ds1 14 22 14 4 4 13event 14 23 14 4 4 14 exit 14 23 14 4 4 15 ip 14 23 14 4 4 16 kill 14 24 14 4 4 17 loop 14 24 14 4 4 18mac 14 24 14 4 4 19 make 14 24 14 4 4 20name 14 25 14 4 4 21passwo...

Страница 16: ...able of Contents xix 14 4 4 28 trap 14 27 14 4 4 29 snmp 14 27 14 4 4 30 v35 14 28 14 4 5 Status Commands 14 28 14 4 5 1 equipment 14 28 14 4 5 2 log 14 29 14 4 5 3 statistics 14 29 14 4 5 4 status 14 29 ...

Страница 17: ...xx ...

Страница 18: ...ment 1 2 General System Overview The Access Bank II SNMP is an intelligent dual port T1 voice and data multiplexer equipped with integrated pairs of Channel Service Units CSUs and Data Service Units DSUs It supplies up to About This Chapter 1 Local and Remote Network Management 4 General System Overview 1 SNMP Management 5 Features Functions and Options 2 Command Line Interface 6 Standard Features...

Страница 19: ...e CLI for local or remote mangement RS 232 Command Line Interface and optional Remote Monitor program Embedded SNMP agent supporting MIB II and standard MIBS for T1 and V 35 via a TCP IP and 10base T Ethernet connection 115 Vac to 48 Vdc Power Converter Cube Standard 25 pair female telephone cable connector 1 3 2 Software Programmable Functions Drop Insert D I 1 T1 CSU with 1 T1 CSU D I port 2 T1 ...

Страница 20: ...able range of industry standard QRSS patterns QRSS All Zeros All Ones 511 2047 215 1 220 1 2023 1 etc Use of the V 35 DCE port requires an optional V 35 data cable 1 5 2 RS 232 Data Port The Control Panel of the Access Bank II SNMP also contains an RS 232 secondary data port that can be configured to provide a 56 64 Kbps synchronous data channel for connection to SNA cluster con trollers data mult...

Страница 21: ...aling All analog line interface cards greatly exceed the required analog loop range and are proven V 34 modem compatible Using a special patent pending feature developed by Carrier Access Corporation they also perform automatic impedance matching to adapt to various analog modem types and line lengths Over voltage and over current protection are individually handled on the analog interface channel...

Страница 22: ... 1 1 Figure 1 1 Local and Remote SNMP Management 1 7 2 2 SNMP Overview SNMP is a complete but simple mechanism for network management It works by exchanging infor mation between a Manager and an Agent In this case the Agent is inside the Access Bank II SNMP The Manager is a Network Management Station NMS which is a computer with SNMP manage ment software such as HP OpenView or Sun NetManager The A...

Страница 23: ...e you can type in a question mark to obtain information about what to type next or what commands are available You can also type help after any command to get specific help with that command 1 7 3 1 Local and Remote CLI Management The Access Bank II SNMP provides CLI management through its RS 232 and Ethernet 10Base T ports as shown in Figure 1 2 and Figure 1 3 For RS 232 CLI control just connect ...

Страница 24: ...nt as easy as clicking a mouse button Pull down menus and Index Tabs make it easy to find just the function you re looking for CAC s GUI Management software provides convenient access to most features of the Access Bank II SNMP For detailed software description see Access Bank II SNMP User Manual Figure 1 4 Carrier Access Corporation s GUI Management Software The GUI software follows a top down hi...

Страница 25: ...ork analog line In this application the GUI management software can also be used to poll the Access Bank II SNMP for remote alarms via an external Hayes compatible modem attached to the RS 232 management port 1 8 Design Philosophy The Access Bank II SNMP is manufactured by CAC according to a design philosophy based on solid state overvoltage and overcurrent protection without the use of low curren...

Страница 26: ... switches LED Test and Status Indicators 2 2 Physical Characteristics The Access Bank II SNMP consists of a painted sheet steel chassis housing nickel plated chassis tray and removable back plate that accepts one or two 7 8 inch by 13 16 inch analog line interface daughter card s These analog line interface channel cards slide into the rear of the unit along rails that guide a 64 pin DIN connector...

Страница 27: ...ith a rela tive humidity from 0 and 95 Note For proper Access Bank II SNMP operation outside the specified ranges the unit must be placed in an environmentally controlled enclosure 2 3 Control Panel Interface Connectors The Control Panel on the front of the chassis housing contains the following connectors and power connection terminals shown in Figure 2 1 Dual T1 Span 1 and Span 2 line connection...

Страница 28: ...or Remote modes of management and activat ing and deactivating alarm cut off The locations of these DIP switches are shown in Figure 2 1 As an aid to setting up the these DIP switches a convenient installation guide is silk screened onto the chassis housing and reprinted here in Figure 2 2 2 5 LED Test and Status Indicators There are five LED indicators that display the current performance and tes...

Страница 29: ...l remote 2 alarm cutoff enable alarm disable alarm 3 Option 1 4 Option 2 T1 SPAN 1 SETUP 1 Self test 1 off on 2 Network loopback 1 off on 3 T1 framing 1 Superframe Extended SF also superframe called D4 ESF 4 T1 line coding 1 Alternative B8ZS Mark Inversion AMI 5 CSU on off 1 Detect loop Reject CSU code normal loopcode T1 SPAN 2 SETUP 6 Self test 2 Off On 7 Network loopback 2 Off On 8 T1 framing 2 ...

Страница 30: ...hannel cards Network management capabilities Alarms Standards compliance Powering Environmental parameters Physical Dimensions About This Chapter 1 4 Wire E M TO Voice Card 4 Dual T1 Network Line Interfaces 1 Network Management 4 Line Codes 2 Alarms 5 Framing 2 Control Panel I O Connectors 5 Clock Source 2 Standards Compliance 5 T1 to T1 Delay 2 Power 6 T1 Channel Service Units CSUs 2 Environmenta...

Страница 31: ...nes 3 5 Clock Source Loop Timing Selectively recovered from incoming T1 Span 1 or Span 2 Master Clock Internal Enhanced Stratum 4E Crystal Oscillator 32 ppm accuracy 3 6 T1 to T1 Delay Latency 3 frames maximum 0 375 ms 3 7 T1 Channel Service Units CSUs Integrated intelligent CSUs support all standard diagnostic functions and DS 1 or DSX 1 signal levels from 0 to 30 dB Software programmable Line Bu...

Страница 32: ... Start voice card Battery reversal FXS DPO voice card FXO DPT voice card 4 wire E M TO voice card Patent pending automatic analog impedance adjustment adapts to various modems and line lengths Hot swappable slide in channel cards 28 8 Kbps V 34 modem compatibility 3 10 FXS Voice Card Software defined functions E M Immediate Wink start to Loop start ground start con version with Ringback Tone for c...

Страница 33: ... call Supports CLASS services including Caller ID 3 11 FXO DPT Voice Card FXO Loop Start Ground Start terminations per channel Dial Pulse Termination DPT functionality per card Separate transmit and receive gain settings per channel DID and DNIS carrier services CLASS services including distinctive ringing and caller ID 3 12 4 Wire E M TO Voice Card Optioned with on board jumpers to support E M si...

Страница 34: ...for connection to external Hayes compat ible modem or to IBM PC or compatible with MS Windows Hyperterm or com patible and MS Windows based Remote Monitor software program installed Data Secondary logical RS 232 data port Connector 26 pin D type subminiature EIA TIA RS 232 connector female Adapter Cable Dual RS 232 Management Cable for simultaneous connection to Data and Management RS 232 interfac...

Страница 35: ... Control Panel DC Power Input Terminal 48 Vdc with 1 Amp circuit breaker from local battery Standard Power Source 115 Vac to 48 Vdc Power Converter Cube Optional Power Source 220 Vac to 48 Vdc Power Converter Cube Input voltage 42 to 60 Vdc at 1 Amp constant current power source 3 18 Environmental Altitude 0 to 10 000 0 to 3 048 m Humidity 0 to 95 Temperature Range 32º to 104º F 0º to 40º C Therma...

Страница 36: ...lation 9 24 01 3 7 3 19 Installation Wall mount surface mount or standard EIA 19 inch rack mount using supplied adapter brackets and screws Seven foot standard rack accepts up to 24 Access Bank II SNMP units ...

Страница 37: ...3 8 9 24 01 ...

Страница 38: ...Access Bank II SNMP chassis Mounting the Power Converter 4 2 Installation Check List Caution When installing the Access Bank II SNMP be sure to observe standard safety procedures for working with hazardous electrical equipment This product is shipped as a complete package including the Access Bank II SNMP equipped per About This Chapter 1 Installation Check List 1 Chassis Mounting 5 Wall Mounting ...

Страница 39: ...are for the PC 5 Disk Set 019 0035 Release 2 0 Rabbit Ear wall rack mounting adapter brackets 4 with screws 004 0015 115Vac 60Hz to 48Vdc Power Conversion Cube with 5 foot 16 AWG grounded wall plug power cord and alternate 8 foot DC connector cord 003 0016r One 1 10 foot modular category 5 T1 network interface cable RJ 48C to RJ 48C for connecting Access Bank II SNMP to T1 network or to a PBX D I ...

Страница 40: ...ength there should be a properly grounded 110 VAC power outlet within 10 feet of the Access Bank II SNMP Control Panel A stable environment clean and free from extremes of temperature shock vibration and EMI with a relative humidity between 0 and 95 An ambient temperature that stays below 40º C 104º F Dual RS 232 data and magagement cable 10 ft for connection to a router computer statistical multi...

Страница 41: ...e below the chassis for ventilation Leave at least 6 inches in front of the Access Bank II SNMP Control Panel for access to its switches and LEDs and at least 18 inches behind the back plate for maintenance 2 To create a 3 4 inch offset between the Access Bank II SNMP chassis and the wall surface for better ventilation mount a 3 4 inch thick piece of plywood at least 20 inches vertically by 14 inc...

Страница 42: ...d provide a custom front to back offset when mounting the units on either 19 or 23 racks see Figure 4 3 4 5 2 Mounting with Heavy Duty Brackets 1 Remove the four small front adapter brackets from the Access Bank II SNMP 2 Attach the heavy duty brackets to the Access Bank II SNMP using the screws included in the heavy duty bracket kit see Figure 4 3 3 Select an appropriate location in the rack with...

Страница 43: ...er flat surface To mount the Power Converter Cube on a nearby wall locate the converter within 7 feet of the Access Bank II SNMP front Control Panel and use screws or anchors appropri ate to the mounting surface If you are wall mounting the power conversion cube on the same thick plywood sheet as the Access Bank II SNMP the dimensions of the board will have to be at least 25 by 14 Wire tie downs c...

Страница 44: ...Rack Using Small Brackets 1 Remove rotate and re attach the two front mounting brackets as shown 2 Mount the unit to the rack with four screws CAUT ION Do not use the rear mounting position to mount the unit except to a second rail for additional support S tandard EIA 19 Rack ...

Страница 45: ...avy duty brackets to unit as shown 3 Mount the unit on the standard rack using four 10 32 x 3 4 machine screws 4 Adjust the offset by sliding the screws in the bracket slots then tighten the screws NOT E T o mount units in standard EIA 23 racks use heavy duty bracket CAC PN 004 0113 19 Heavy duty mounting bracketsCAC PN 004 0041 ...

Страница 46: ...Mounting the Power Converter 9 24 01 4 9 Figure 4 4 Optional Heavy Duty Brackets 2 8 15 2 8 15 Part Number 004 0113 23 Rack Mounting Bracket Part Number 004 0041 19 Rack Mounting Bracket ...

Страница 47: ...4 10 9 24 01 ...

Страница 48: ...lithium battery Connecting the voice circuits to the punch down block Connecting the T1 lines Connecting the RS 232 Management Port Connecting the V 35 DCE data port Using Adapters Connecting the Power and Ground Bringing the Access Bank II SNMP on line About This Chapter 1 Installing Cables and Adapters 2 Interface and Power Connectors 4 Connecting the Voice Circuits 5 Connecting the Dual T1 Line...

Страница 49: ...I SNMP purchase Additional T1 Network Cables must be ordered separately RJ 48C to RJ 48C 005 0003 DCE MF 10 10 foot 3 05 m RS 232 Local Management Cable for man aging the Access Bank II SNMP using a directly attached computer through the RS 232 Management Port This cable is included with each Access Bank II SNMP purchase Fine Pitch D Sub 26 Male to DCE DB 25 Female 005 0002 25M 25M Null Modem N A ...

Страница 50: ...connections are made to the DC Power Connector Input with a three position removable wir ing connector on the 8 foot DC power cord from the 115 Vac to 48 Vdc Power Conversion Cube 005 0009 DCE MM 25 25 foot 7 62 m Twenty five foot V 35 Data Cable for con necting a router or other digital device to a T1 network using the Access Bank II SNMP s V 35 DCE data port accommodat ing high speed transfers u...

Страница 51: ...hony equipment To connect the voice circuits 1 Connect the telephone cable to the punch down block or RJ 11 Harmonica 2 Route the cable to the Access Bank II SNMP Control Panel 3 Remove any screws in the D type connector that may prevent a flush connection with the Tip Ring jack 4 Connect the D type mating connector to the Tip Ring connector on the Control Panel 5 Cinch down the attached Velcro st...

Страница 52: ... T1 Modular 8 Pin Jack For a customer premise installation the primary T1 Span 1 and secondary T1 Span 2 network inter faces are cabled to carrier T1 demarcation points on the customer premises To connect these cables plug either end into the RJ 48C connector of the desired T1 network interface and the other end into the RJ 48C jack at the carrier T1 demarcation point jack Pair Pin Location Functi...

Страница 53: ...Data Port Connections The V 35 DCE data port connection is made at the 26 pin micro D female connector on the Access Bank II SNMP Control Panel see Figure 5 1 using the 10 foot 25 foot or 50 foot CAC DTE V 35 Data Cable equipped with a 26 pin micro D male connector and a 34 pin Winchester male connector Note These cables 005 0008 MM 10 005 0009 MM 25 005 0010 MM 50 are optional accessories and can...

Страница 54: ...th the 26 pin micro D male connector to the Access Bank II SNMP V 35 DCE data port and the end with the 34 pin Winchester male connector to the V 35 DTE data source Table 5 5 Pin Assignments for CAC V 35 Data Cables Micro D 26 pin male Signal Winchester 34 pin male Paired Signals 1 Shield Protective Ground A ù 7 Signal Ground B û 2 Transmit Data A P ù 14 Transmit Data B S û 3 Receive Data A R ù 16...

Страница 55: ...Bank II SNMP V 35 DCE Data Port Connections TXA TXB RXA RXB RCLKA RCLKB TCLKA TCLKB CD RTS DTR CTS DSR 12 V single ended 55 V balanced Access Nodal Switch Fine Pitch D Sub 26 Male AMP213300 3 Cable 10 25 or 50 ft Available supply 5V ...

Страница 56: ...S 4 106 VCTS 5 107 VDSR 6 109 VCD 8 114 TCLKA 10 113 EXCLKA 11 142 TM 12 13 9 7 B F D J R T V X BB A E C H K P S U W Y AA Chassis Ground Request to Send Data set ready Data terminal ready Test mode Transmitted data Terminal timing Transmit timing Transmitted data Terminal timing Transmit timing Signal ground Clear to send Receive line signal detect Local loopback Received data Received data Receiv...

Страница 57: ...he Access Bank II SNMP RS 232 secondary data port COM2 and a DB25 female connector on the DCE end for connection to the RS 232 communications interface of the local PC or laptop Both this cable and a 25 pin to 9 pin straight adapter P N 005 0007 25M 9F Straight are included with the Access Bank II SNMP permitting attachment to laptop computer DB9 ports Figure 5 5 shows these connectors and connect...

Страница 58: ...d is for attachment to a Hayes compati ble modem for dial in dial out to a remote printer or pager or to a remote 486 or higher PC with the MS Windows based Remote Monitor software or MS Windows Hypterterm or compatible VT100 emulation program installed These programs are included with every Access Bank II SNMP Figure 5 6 shows the connection points Figure 5 6 CAC Null Modem Adapter The CAC Null M...

Страница 59: ...e CAC Straight Adapter is built according to the pin assignments listed in Table 5 8 Designation DCE DB25 male DTE DB25 male Paired Signals Not required Shield 1 Shield 1 Shield Ground 7 7 Secondary TXD 3 2 Secondary RXD 2 3 Secondary RTS 5 4 Secondary CTS 4 5 Secondary DTR 8 20 Secondary CD 20 8 GND TXD RXD RTS CTS DTR CD 7 GND 2 STXD 3 SRXD 4 SRTS 5 SCTS 20 SDTR 8 SCD 5 GND 3 TX 2 RX 7 RTS 8 CTS...

Страница 60: ...etting current limiting devices to protect the 48V Input and DC Return power inputs on this connector from AC power surges lightning or inductive motor spikes This means there are no internal fuses for you to replace Pinout assignments for this connector are defined in Table 5 9 Table 5 9 Power Connector Pinout Assignments Designation DCE DB9 female DCE DB25 male Pair Signals Not required Shield S...

Страница 61: ...5 14 9 24 01 ...

Страница 62: ...in Local mode 6 2 Connecting to the Access Bank Connect to the Access Bank II SNMP Management cable using a terminal or terminal emulation program set for 9 6 Kbps 8 1 None The steps below guide you from factory defaults through the standard TCG configuration In this guide the italicized items are what you type in End each com mand line with the Enter key About This Chapter 1 Connecting to the Acc...

Страница 63: ...ns Setting ds1 configuration Setting I O configuration Setting V 35 configuration Setting RS 232 Data Port Setting APS configuration Setting APS threshold Setting log enables Removing any data loopbacks AT FE1V1X4 D0 S0S 1 Enter ESC to login 2 Press the ESC key The display then reads ABII SNMP Key System Unit Management Station Router PC PC LAN V 35 FXS RS 232 Service Provider T1 Þ ESF B8ZS 10base...

Страница 64: ... Slot Card Revision LIU ABII 1 23 FX 1 FXS12 3 03 FX 2 Span Name 1 d1 2 d2 T1 2 3 f1 FX 1 4 f2 FX 2 4 Check the system clocking configuration Access Bank II clk System Clock clk primary t11 clk secondary internal If this is not the clocking configuration enter Access Bank II clk primary t11 5 Check the date information Access Bank II date System Time 13 27 10 09 13 1998 To correct the date example...

Страница 65: ...me system Consolidated National Bank Access Bank II name circuitid d1 T1 Circuit AD456 7Y Access Bank II name circuitid d2 T1 Port 2 Not in Service Access Bank II name circuitid f1 FXS Channels to KSU Access Bank II name circuitid f2 Analog Slot 2 Not in Service Access Bank II name circuitid v1 V 35 768Kbps to Router Access Bank II name Name Configuration name system Consolidated National Bank nam...

Страница 66: ...d1 lbo dsx0 csu0 ds1 d1 linetype esf ds1 d1 linecode b8zs ds1 d1 prm att To remove all the connections between T1 Analog and V 35 ports Access Bank II kill d1 Access Bank II kill d2 To set the connections example is channels 1 12 of T1 1 to V 35 port channels 13 24 of T1 1 to FXS card in first analog slot Access Bank II make v1 d1 1 12 Access Bank II make d1 13 f1 1 12 Access Bank II connections 1...

Страница 67: ...Bank II v35 V 35 v1 768000 bps v35 v1 circuitid V 35 768Kbps to Router v35 v1 clkinv none v35 v1 cts high v35 v1 datainv none v35 v1 rxclk internal v35 v1 speed nx64 To set the ip configuration if required examples given below Access Bank II ip addr 125 164 0 35 Access Bank II ip nms1 125 164 0 4 Access Bank II ip ip addr 125 164 0 35 ip mask 255 255 255 0 ip gateway 127 0 0 1 ip nms1 125 164 0 4 ...

Страница 68: ...cess Multiplexor snmp location East Georgetown snmp contact Nicholas Jones 203 555 8897 PIN 33345 9 IMPORTANT Save the configuration and exit the command line interface Caution When you complete the following sequence do not press the esc key Access Bank II config save Access Bank II exit Logging out of Access Bank II Enter ESC 10 You may now disconnect the local terminal or end the remote login s...

Страница 69: ...6 8 9 24 01 ...

Страница 70: ...program Logging into the PC database Selecting a profile and default configuration Modifying Selecting Cross Connect configurations Configuring the Dual T1 Hardware Interfaces Configuring the V 35 DCE Data Port Configuring the RS 232 Management Port Enabling Alarm Reporting to Pagers and Remote Printers A more detailed explanation of the operation of the Remote Monitor is provided in the Remote Mo...

Страница 71: ...also be downloaded into a remote computer for dial in dial out management over a separate PSTN Public Switched Telephone Network analog line In this application Remote Moni tor can also be used to poll the Access Bank for remote alarms via a Hayes compatible modem attached to the secondary connectors of the RS 232 Management port Figure 7 1 illustrates these two different ways of connecting Remote...

Страница 72: ...control fields Remote Monitor also responds with handy tips for performing that partic ular task For step by step instructions on all aspects of installing configuring and operating the Remote Monitor GUI software interface refer to the separate Remote Monitor User s Guide If you need information on using Microsoft Windows refer to your Windows documentation 7 5 Hardware Requirements The PC you us...

Страница 73: ...s screen hierarchy Figure 7 2 Access Bank Remote Monitor Screen Hierarchy 7 8 Initialization for Basic Operation in the Remote Mode For information about initialization and basic operation of the Access Bank in the Remote Mode and for first time use see the Access Bank User s Guide Remote Monitor PC Setup PC Data Base Setup Configuration PC Setup System Definition T1 Protection Static Connection C...

Страница 74: ...nalog telephone devices The FXS ID card supports the Caller ID CLASSÆ feature The FXS ID is a 7 8 by 13 16 daugh ter card designed to slide into the back of the Access Bank II SNMP along rails that guide a 64 pin DIN connector to mate with a matched connector on the internal AB2 Controller The FXS ID card receives the T1 signaling tip and ring pairs control logic and power through this connector T...

Страница 75: ...g common signaling types FXO in the Central Office CO to AB2 FXS A B Signaling regular 3 state FXS signal ing E M Immediate Start to Loop Start Ground Start Wink Start to Loop Start Ground Start Wink Delay ANI DNIS for Loop Start Ground Start 8 3 1 FXO Switch to AB2 FXS A B Signaling Select the default setting to have Access Bank II SNMP FXS interfaces automatically adapt to loop start or ground s...

Страница 76: ...oice mail and fax cards can be used for ANI and DNIS applications without the added expense and complexity of installing signaling converters 8 4 Setting the FXS Transmit and Receive Levels The transmit and receive attenuation levels for each FXS voice frequency channel can be set between 0 and 9 dB using twelve 6 position DIP switches CH1 CH12 on top of the circuit board see Fig ure 8 1 Each anal...

Страница 77: ...t and or receive gain or loss levels refer to Figure 8 1 and Table 8 1 4 To reinsert the FXS ID voice card ensure that the card is positioned correctly in the card rails then carefully slide the card into the slot until it stops 5 Press both card ejector latches in towards the FXS ID card to seat the 64 pin DIN connector in the matching connector on the internal Controller card 6 After setting the...

Страница 78: ... selection based on carrier signal FXS ID card default 1 ON OFF OFF E M wink start to loop start conversion with ringback to T1 line and calling party disconnect Megacom Notes 1 and 2 2 OFF ON OFF E M wink start to ground start conversion with ringback to T1 line Megacom Note 1 3 ON ON OFF E M immediate start to loop start conversion with ringback to T1 line and calling party disconnect Megacom No...

Страница 79: ...h 4 OFF To change signaling options refer to Table 8 2 and Figure 8 3 The numbered signaling options listed in Table 8 2 are described in further detail in the next section 4 OFF OFF ON E M immediate start to ground start conversion with ringback to T1 line Megacom Note 1 5 ON OFF ON Wink start to loop start conversion with ANI DNIS with 800 ms wink delay and calling party disconnect Notes 1 2 and...

Страница 80: ...rt Conversion with Calling Party Disconnect The FXS ID voice card provides Plain Old Telephone POTS loop start interfaces to a PBX or regu lar telephones E M wink start signaling and per channel ringback tones are sent to the T1 line Calling Party Disconnect Calling Party Disconnect CDD is a 2 second tip open condition at the FXS ID when the network releases seizure the far end called party hangs ...

Страница 81: ...Ringdown D3 PLAR this option provides a hot line ring down function from the near end telephone to the far end telephone connected over the same channel of the T1 line The first telephone to go off hook seizes the channel with a signaling bit sequence of A B 11 and hears a cadenced ringback tone 2 seconds on 4 seconds off from the far end channel bank The far end disconnects the ringback tone and ...

Страница 82: ...ed after the two second disconnect This feature is similar to local tele phone service Calling Party Disconnect CPD provided by some Central Office equipment for answering machines and PBXs that are equipped to detect loss of loop current on their line inter faces This loss of loop current informs the equipment to disconnect the call 8 6 1 7 Option 6 Wink Start to Ground Start Conversion with ANI ...

Страница 83: ...ure is useful if the calling party switch needs to know when the far end has answered the call 8 6 2 TP Busy Idle Switch Use this switch to select whether the FXS tip ground relays will be closed busy or open idle dur ing trunk processing Trunk processing occurs when the T1 line is in an alarm or reset state The Busy position OFF causes the tip ground relays to be closed during a T1 alarm or reset...

Страница 84: ... Controls and LED Indicators 8 7 1 FXS Backplate Switches Channel Test 12 per FXS card Sends four seconds of ringing to voice channel and four seconds of ringback to the T1 channel After ringing it will busy out the T1 channel and the voice channel TP Busy Idle 1 per FXS card selects busy or idle on tip ground relays during trunk processing 8 7 2 FXS Backplate LEDs Table 8 3 LED State Condition OF...

Страница 85: ...ch down block or RJ 11 Harmonica should ring for 4 seconds 2 As an aid to network technicians troubleshooting audio problems 4 seconds of ringback tone are also sent toward the T1 network 3 After the 4 seconds of ringback tone the FXS channel will busy out toward the T1 network side Note Each channel test switch can provide ringing during Trunk Processing or even when the T1 line is disconnected 8...

Страница 86: ...FXS Voice Channel Monitoring and Testing 9 24 01 8 13 Warning The four second applied ring voltage 85V can constitute a dangerous shock hazard and can damage attached low impedance equipment ...

Страница 87: ...FXS ID Configuration 8 14 9 24 01 ...

Страница 88: ... with battery reversal and DPO Performing Voice Channel Monitoring and Testing 9 2 Description of the BRFXS DPO Card The BRFXS DPO 12 channel voice card can be configured to operate either as a battery reversal FXS card or as a Dial Pulse Origination DPO card In the battery reversal mode the BRFXS DPO About This Chapter 1 Self Test Loopbacks 9 Description of the BRFXS DPO Card 2 Overview of Operat...

Страница 89: ...h for selecting between battery reversal FXS loop start and Dial Pulse Originating DPO modes of operation Furthermore the back plate also contains 12 test switches that can be used to busy out each channel individually On the BRFXS DPO card itself each individual channel has a 6 position DIP switch for setting transmit and receive line attenuation 9 3 Overview of Operation The reversible battery F...

Страница 90: ...ajor applications for the BRFXS DPO card are FXS with battery reversal wink to signal a PBX timer to start billing a call and Dial Pulse Origination DPO for transport of Direct Inward Dialing DID lines Refer to Figure 9 1 and Figure 9 2 for pictorial repre sentations of these two applications Figure 9 1 Battery Reversal FXS Loop Start for Starting PBX Billing Timer DPO PBX Battery Reversal to PBX ...

Страница 91: ... for receive Operation of each set of three switches in additive For example setting switch 1 2 dB and switch 2 3 dB to OFF for any given channel selects a receive loss of 5 dB The default setting for the transmit level is 3 dB for the receive level it is 6 dB The default settings are appropriate for most applications Table 9 1 Transmit and Receive Attenuation Switch Values Switch Setting Transmit...

Страница 92: ...lease the two thumbscrews on the ABI back plate and remove the plate 2 Pull out the two card ejector latches simultaneously to release the card from the internal con nector then slide the card carefully out from the rear of the ABI chassis 3 Set different transmit and receive gain or loss levels see Figure 9 3 and Table 9 1 4 Re insert the BRFXS DPO voice card ensuring that the card is positioned ...

Страница 93: ...n Ringing voltage never applied to CPE loop 2 wire FXS loop start operation Cadenced 2 second 4 second ringing voltage applied to CPE loop during incoming call B Ringback Tone Ringback tone never applied to network Cadenced 2 second 4 second ringback tone applied to network during incoming call C Reserved Normal Reserved TPIdle Busy CPE loop state during Trunk Processing TP Forward battery applied...

Страница 94: ...ected Channel 22 Channel 21 Channel 20 Channel 19 Channel 18 Channel 17 Channel 16 Channel 15 Channel 14 Channel 13 Test 20 Test 19 Test 18 Test 17 Test 16 Test 15 Test 14 Test 13 TP Busy Idle Option C Option B Option A Test 12 Test 11 Test 10 Test 9 Channel 12 Channel 11 Channel 10 Channel 9 Channel 8 Channel 7 Channel 6 Channel 5 Channel 4 Channel 3 Channel 2 Channel 1 Test 8 Test 7 Test 6 Test ...

Страница 95: ...ss Bank II allow you to monitor the individual BRFXS DPO voice lines The meaning of these LEDs is summarized above in Figure 9 4 The channel test switches on the BRFXS DPO back plate can be used to apply reverse battery to the CPE loop and send A B bits forced to 1 1 toward the T1 network If Switch A is ON 4 seconds of continuous ringing voltage 85 V are sent to the tip and ring pair of each BRFXS...

Страница 96: ...r the 4 seconds of continuous ringback tone the FXS channel will busy out toward the T1 network side Note Each channel test switch can provide ringing during Trunk Processing or even when the T1 line is disconnected 9 9 Self Test Loopbacks If a Self Test is in progress and Switch A is ON setting a channel test switch to the ON position should have the following result The affected channel receives...

Страница 97: ...Battery Reversal FXS Dial Pulse Origination Card 9 24 9 24 01 ...

Страница 98: ...Data Multiplexers which are FCC approved digital Channel Banks and Channel Service Unit Data Service Units CSU DSUs for attachment of customer premise telecommunications equipment to public network T1 DS1 services The FXO DPT card provides an interface between the Tip Ring pair and T1 line for each of the channels on the FXO DPT to provide FXO and DPT operation The rear end of the FXO DPT card opp...

Страница 99: ...itch is off The slide switch on the 12 channel analog card for each channel indicates whether that channel is set to GS or LS mode The DIP switch determines whether the card will use FXO or DPT termination Note When DPT is selected the large slide switches for each channel must all be set to LS However when FXO termination is chosen either LS or GS can be selected for each channel Table 10 1 Termi...

Страница 100: ... termination for one way Direct Inward Dial DID Two way DID is provided by CAC s 4 wire E M interface The DPT card interprets T1 signaling bits to provide incoming seizure act as a current sink for a PBX 48V battery source establish an audio path Telephone Telephone Fax Fax FXO FXS PBX CO Incoming Outgoing T1 Calling Party Called Party s Direct Extension PBX CO Direct Inward Dialing DID T1 Battery...

Страница 101: ...to apply attenuation for a specific channel the attenuation value for the channel is the sum of those switches The loss is measured in decibels dB Note that a 3dB loss implies the average power is reduced by 50 The following table shows the values of attenuation applied for each switch position Note Attenuation is applied when the switch is in the OFF position and is removed when the switch is in ...

Страница 102: ... in Loop Start Mode Channel Three is in Ground Start Mode LS GS UP ON 4 3 2 1 4 3 2 1 XMT RCV XMT RCV ON 1 2 3 4 5 6 6 5 4 3 2 1 ON FXO V x x These switches are set for 9 dB attenuation for both transmit and receive These switches are set for 0 dB attenuation for both transmit and receive In DPT Mode all channels must be set for LOOP start In FXO Mode each channel can be set for either LOOP start ...

Страница 103: ...12 Channel FXO Dial Pulse Termination Card 10 6 9 24 01 ...

Страница 104: ...cription The 4 wire E M Transmission Only voice card delivers 12 analog channels for connecting to private line circuits such as carrier PBX tie lines and 4 wire modems often found in utility cellular and met About This Chapter 1 Setting Transmit and Receive Gain 9 4 Wire E M TO Voice Card 1 Transmit Analog to Digital Gain 9 Typical Applications 2 Receive Digital to Analog Gain 10 E M Signaling Co...

Страница 105: ...on the ABI front control panel fails to pro vide enough wiring leads it is bypassed through a 96 pin E M signaling line connector attached on the opposite end of the card The E M signaling lines E SG M SB T R T1 and R1 are connected to this high density 96 pin DIN connector A bank of 12 channel status LEDs are located next to the E M signaling line connector on the ABI back plate Each channel has ...

Страница 106: ...rd the transmission line The E lead of the switching equipment Public or Private Network Analog PBX Modem for Data Dedicated Transmission Only 4 Wire E M Normal Mode Access Bank I T1 Network Connection Stations 4 Wire E M TO Mode Up to 24 E M or TO Interfaces in 12 Channel Increments PBX Radio or Micro Wave tower Radio or Micro Wave tower Radio or Microwave Transceiver Radio or Microwave Transceiv...

Страница 107: ...sually configured as channel equipment This is referred to as tandem operation because the card operates in tandem i e back to back with another transmission device Table 11 1 lists the generic functions performed by the Detector Detector Return and Driver Driver Return when the 4 wire E M card is configured to operate as Channel Equipment or Switching Equipment Table 11 1 Detector Driver Function...

Страница 108: ...ype 4 M Lead Detector 48V E Lead Detector 48V M E E M Type 2 SB SG Normal Mode Terminating Channel Equipment Tandem Mode Originating Switching Equipment M Lead Detector 48V E Lead Detector 48V M E E M Type 4 SB SG Normal Mode Terminating Channel Equipment Tandem Mode Originating Switching Equipment ...

Страница 109: ...ich is determined by the signaling cable used Section 11 7 Normal and Tandem Cables Table 11 2 which is also printed on the 4 wire E M back plate shows the proper jumper connections for each signaling type and mode The jumpers are blocks that make several connections simultaneously The entire block is moved Table 11 2 Jumper Connections by Type and Mode E M Type Mode Jumper Placement J1 J2 J3 1 No...

Страница 110: ...ys stay on the same pinouts 11 6 Detector Configuration Jumper 1 is used to select options for configuring E M signaling types I II IV and V This jumper connects the detector to 48 Vdc or ground It is also used to connect the Detector Return to 48 Vdc or ground An on hook signal from the far end equipment does not cause current to flow through the detector When the far end equipment applies an off...

Страница 111: ...Types and Trunk Processing The 4 wire E M TO card is also equipped with a 4 position DIP switch for selecting between regu lar or clear channel E M signaling types and setting busy or idle during trunk processing This switch is located at the front of the circuit board next to the 64 pin DIN connector Detector XMT Signaling Bits A B RCV Signaling Bits A B Driver Off 0 0 On 1 1 0 On Hook 1 Off Hook...

Страница 112: ...espectively With all five switches off the gain is 21dB Because the gain from the switches is additive any gain level between 21dB and 10dB is possible The digital transmission level is limited by the codec to a maximum of 3 17dBm0 The gain stages may be set to apply up to 10dB of gain however the maximum level of the codec must not be exceeded or distortion will result The analog transmission lev...

Страница 113: ...dBm 11 13 E M Voice Channel Monitoring 11 13 1 Call Progress LED Indicators A bank of LEDs on the ABI back plate are used to monitor the status of incoming or outgoing calls on each of the twelve voice channels When viewing the LED bank channel 1 corresponds to the LED in the top left hand corner Other channels are arranged left to right row by row like reading a book so channel 12 is in the botto...

Страница 114: ...nd environmental properties as per DIN 41612 and IEC 603 2 One per assembly Backshell Kit AMP 826196 1 One per assembly 11 14 4 Telco Connectors Telco or Amphenol type connector AMP 229974 4 Two per assembly Adjustable cable clamp AMP 552763 2 Two per assembly Backshell Kit AMP 552760 2 Two per assembly 11 14 5 Markings Red 1 5 long band on each cable near Telco connector Silk screen as shown belo...

Страница 115: ...WG seven strand copper Outer diameter 0 34 Two per assembly 11 15 3 Common Connector Female 96 pin DIN C type connector AMP 166873 5 DIN performance level II Electrical and environmental properties as per DIN 41612 and IEC 603 2 One per assembly Backshell Kit AMP 826196 1 One per assembly 11 15 4 Telco Connectors Telco or Amphenol type connector AMP 229974 4 005 0004 50 Conductor solid strand 24 A...

Страница 116: ...ssembly 11 15 5 Markings Blue 1 5 long piece of heat shrink tubing on each cable near Telco connector Silk screen as shown below on DIN connector backshell 11 15 6 Length 10 feet 11 15 7 Physical Appearance Figure 11 9 E M Tandem Mode Cable 005 0005 50 Conductor solid strand 24 AWG C Type 96 Pin DIN connector 50 Pin AMP Champ Connectors Male ...

Страница 117: ...SB 1B DETR7 7 5 R 22B R 2 2 5 R 8C R 8 8 6 R1 21B R1 2 2 6 R1 6C R1 8 8 7 SG 12A DRR2 2 7 SG 8B DRR8 8 8 SB 10A DETR2 2 8 SB 5B DETR8 8 9 R 25C R 3 3 9 R 12C R 9 9 10 R1 26C R1 3 3 10 R1 10C R1 9 9 11 SG 17A DRR3 3 11 SG 12B DRR9 9 12 SB 19A DETR3 3 12 SB 9B DETR9 9 13 R 27C R 4 4 13 R 16C R 10 10 14 R1 28C R1 4 4 14 R1 14C R1 10 10 15 SG 21A DRR4 4 15 SG 16B DRR10 10 16 SB 23A DETR4 4 16 SB 13B D...

Страница 118: ...1 29 M 3B DETC7 7 30 T 22C T 2 2 30 T 7C T 8 8 31 T1 21C T1 2 2 31 T1 5C T1 8 8 32 E 9A DRV2 2 32 E 6B DRV8 8 33 M 11A DETC2 2 33 M 7B DETC8 8 34 T 25B T 3 3 34 T 11C T 9 9 35 T1 26B T1 3 3 35 T1 9C T1 9 9 36 E 20A DRV3 3 36 E 10B DRV9 9 37 M 18A DETC3 3 37 M 11B DETC9 9 38 T 27B T 4 4 38 T 15C T 10 10 39 T1 28B T1 4 4 39 T1 13C T1 10 10 40 E 24A DRV4 4 40 E 14B DRV10 10 41 M 22A DETC4 4 41 M 15B ...

Страница 119: ... SB 1B DRR7 7 5 R 22B R 2 2 5 R 8C R 8 8 6 R1 21B R1 2 2 6 R1 6C R1 8 8 7 SG 10A DETR2 2 7 SG 5B DETR8 8 8 SB 12A DRR2 2 8 SB 8B DRR8 8 9 R 25C R 3 3 9 R 12C R 9 9 10 R1 26C R1 3 3 10 R1 10C R1 9 9 11 SG 19A DETR3 3 11 SG 9B DETR9 9 12 SB 17A DRR3 3 12 SB 12B DRR9 9 13 R 27C R 4 4 13 R 16C R 10 10 14 R1 28C R1 4 4 14 R1 14C R1 10 10 15 SG 23A DETR4 4 15 SG 13B DETR10 10 16 SB 21A DRR4 4 16 SB 16B ...

Страница 120: ... 1C T1 7 7 28 E 16A DETC1 1 28 E 3B DETC7 7 29 M 14A DRV1 1 29 M 2B DRV7 7 30 T 22C T 2 2 30 T 7C T 8 8 31 T1 21C T1 2 2 31 T1 5C T1 8 8 32 E 11A DETC2 2 32 E 7B DETC8 8 33 M 9A DRV2 2 33 M 6B DRV8 8 34 T 25B T 3 3 34 T 11C T 9 9 35 T1 26B T1 3 3 35 T1 9C T1 9 9 36 E 18A DETC3 3 36 E 11B DETC9 9 37 M 20A DRV3 3 37 M 10B DRV9 9 38 T 27B T 4 4 38 T 15C T 10 10 39 T1 28B T1 4 4 39 T1 13C T1 10 10 40 ...

Страница 121: ...4 Wire E M TO Configuration 11 18 9 24 01 ...

Страница 122: ...IP switches on the Control Panel include settings for running the self test loopbacks enabling network loopbacks and enabling alarm cut off About This Chapter 1 Disabling an External Alarm 6 Diagnostic Switches 1 LED Test and Status Indicators 6 Self Test 1 and 2 2 Fault Isolation Procedures 8 Self Test Fault Indications 3 Back Plate Indications 9 1 kHz Digital Milliwatt Test Signal 4 Voice Channe...

Страница 123: ...ller card The T1 signal from the specified span is isolated at the T1 line connection point through relay contacts to ensure that all T1 transmit and receive circuits are tested The Controller then runs a card level test and injects an internally generated ringback dual tone 440 Hz 480 Hz into all attached PCM codec channels on the T1 span specified This allows you to ver ify operation of the voic...

Страница 124: ...oice Channel LED is RED during Self Test During Self Test a red channel LED may come on but does not indicate a problem 12 4 2 No Test Tone During a Self Test If no ringback tone is present at the drop for a particular voice channel during a self test there may be an open or broken pair in the voice cable If no test tone is present on any channel during a self test the voice cable may be disconnec...

Страница 125: ...ndard Digital Milliwatt Signal 12 6 Network Loopback 1 and 2 12 6 1 Local Mode No Network Loopback or Network Loopback Enabled In the Local mode setting Network Loopback 1 or 2 switch to ON causes the T1 signal received from T1 network interface 1 or 2 to be looped back toward T1 line 1 or 2 by connecting the T1 receiver to the T1 transmitter before the framer chip See Figure 9 2 T1 signals are se...

Страница 126: ...eturned T1 signal The Remote T1 LLB is released upon receipt of the bit oriented command message consisting of 0011100011111111 repeated at least 10 time in the FDL toward the Access Bank II SNMP See ANSI T1 403 1995 Section 9 3 2 2 3 and Table 4 12 8 1 ANSI T1 403 Remote Payload Loopback In a Remote Payload loopback upon receipt of a bit oriented loopup command message consisting of 0001010011111...

Страница 127: ...est Voice Channels V 35 Data Voice Channels V 35 Data These are loops in the equipment direction These are loops in the network direction DS 1 Network DS 1 Network Voice Channels V 35 Data Self Test Loop occurs at DS 1 metallic Tx to Rx unit checks framing no BERT DS 1 Network ...

Страница 128: ...nt Loopback Loop occurrs at DS1 at framer Check for framing errors It metallically loops Tx to Rx Commands loop d1 equipment line statistics ds1 1 current loop none DS 1 Network Voice Channels V 35 Data DS1 Equipment Loopback Payload Only Reframes T1 Loop occurs at DS1 location only loops 192 bits reframes the T1 Check for framing errors Commands loop v1 equipment line statistics ds1 1 current loo...

Страница 129: ... 1 Network DS 1 Network Loop Loops at DS 1 at framer have DS 1 Vendor check framing errors Commands loop d1 network line loop none Voice Channels V 35 Data DS 1 Network DS 1 Network Loop Payload Only Reframes T1 Loops at DS 1 at framer only loops 192 bits and reframes the T1 corrects BPV recomputes CRC have DS 1 Vendor check framing errors Commands loop d1 network payload loop none ...

Страница 130: ... remote unit or network occurs at local DS 1 CSU D4 line loop Unframed ESF AT T Line Payload ESF BOM Line Loop DS 1 vendor checks framing errors CSU Loopup Code Voice Channels V 35 Data DS 1 Network Send DS 1 CSU Loop Local unit sends CSU loopup code loop occurs at remote CSU This is a line loop only Check for framing errors at local unit Commands ds1 1 send line loopup ds1 send network QRSS stati...

Страница 131: ... selectable test pattern for a full T1 64 kBps Channel Check for sync errors across network use send error to inject one error Commands ds1 d1 send network QRSS ds1 d1 send error ds1 d1 send off BERT Pattern BERT Pattern Voice Channels V 35 Data or BERT Tester V 35 Equipment Loopback Loop occurs at V 35 port location Check for sync and errors at local data port without BERT Commands v 35 v1 equipm...

Страница 132: ...cation Check for sync and errors at remote data port without BERT Commands v35 v1 network line loop none V 54 Loop Up V 35 Data Application or BER Tester Voice Channels V 35 Data DS 1 Network Send V 54 Loop Local unit sends V 54 loop up code loop occurs at remote data port Check for errors on local data port with or without BERT Commands v35 v1 send loopup v35 v1 send network qrss v35 v1 send off ...

Страница 133: ... on the Access Bank II Voice Channels V 35 Data DS 1 Network Receiving V 54 Loop Remote unit or network sends V 54 loop up code loop occurs at local data port Check for errors on remote data port without BERT V 35 Data Application or BER Tester V 54 Loop Up Code Voice Channels V 35 Data DS 1 Network Sending FX Ring or Tone Sends ringing voltage or a 1004 Hz test tone to all the analog voice channe...

Страница 134: ...1 Line Status LEDs for T1 Span 1 and T1Span 2 Pin Location Function 26 1 Tip Channel 1 Ring Channel 1 27 2 Tip Channel 2 Ring Channel 2 49 24 Tip Channel 24 Ring Channel 24 50 25 Alarm Tip Channel 25 Alarm Ring Channel 25 State Meaning OFF Loss of T1 signal no pulses received GREEN Access Bank II SNMP is in frame with a frame bit error rate 10E 5 FLASHING GREEN Access Bank II SNMP is in frame but ...

Страница 135: ... self test and network loopback inactive FLASHING GREEN T1 Self Test local loopback passed RED T1 Self Test local loopback failed due to one or more of the following conditions T1 Loss of Signal Out of Frame Improper Line Code Received ESF or BPV errors received YELLOW Channels held in Trunk Processing for this T1 span FLASHING YELLOW Network loopback active for this T1 span State Meaning OFF No T...

Страница 136: ...he Access Bank II SNMP power supply on the Controller card has failed Replace the Controller card following the pro cedure given in the Maintenance section T1 Span 1 or 2 LED is RED The Access Bank II SNMP is not receiving a T1 signal from the line indicated To correct this condi tion 1 Check the T1 interface cable at the RJ 48C jack and at the carrier demarcation jack Ensure that the cable is pro...

Страница 137: ...nnected To correct the problem T1 Test 1 or 2 LED is RED If the T1 Test LEDs remain red for more than 16 seconds after a Self Test is initiated the Access Bank II SNMP has failed the Self Test To correct the problem 1 Verify that the Controller card and at least one voice card are in place 2 Power down the Access Bank II SNMP for 60 seconds power it up again and repeat the Self Test 3 If the Acces...

Страница 138: ...aulty Replace the Controller card using the procedure given in the Maintenance section 12 15 Access Bank II SNMP Shuts Down for No Apparent Reason Internal thermal protectors automatically shut down Access Bank II SNMP operation if the operat ing temperature rises above 140º F 60º C To correct this problem Verify that the Access Bank II SNMP is properly ventilated to allow for heat dissipation and...

Страница 139: ...12 18 9 24 01 ...

Страница 140: ...one internal Controller card and two 12 channel voice card s The voice cards can be hot swapped with the power on if necessary However power must be disconnected before replacing the Controller card Procedures for replacing the card assemblies are given on the pages that follow Caution Use proper electrostatic discharge ESD procedures when removing and handling the Access Bank II SNMP Controller a...

Страница 141: ...lacement voice card and verify they are set correctly for your intended application If necessary reset the channel attenuation option settings 5 Ensure that the replacement voice card is positioned correctly in the guide rails then care fully slide the card into the slot 6 Press the card ejector latches in towards the card until the 64 pin DIN connector on the card mates with a matching connector ...

Страница 142: ...dentifies the voice channels and any corresponding test switches Loosen the two thumb screws and remove the back plate 4 Remove the chassis tray using the procedure outlined in Figure 13 2 Warning While sliding out the chassis tray ensure that the components on the circuit cards clear the Access Bank II SNMP chassis without damage 5 Remove the voice cards by lifting the card ejector latches and sl...

Страница 143: ... 8 Insert the voice card s and slide the chassis tray back into place 9 Replace the back plate and tighten the two thumbscrews 10 Tighten the thumbscrews on the front Control Panel then reattach the power and interface cables 11 Apply power to the Access Bank II SNMP Figure 13 2 Removing the Chassis Tray ...

Страница 144: ...Replacing the Controller Card 9 24 01 13 5 Figure 13 3 Replacing the Controller Card ...

Страница 145: ...13 6 9 24 01 ...

Страница 146: ...ith two sets of external DIP switches for selecting local or remote control The DIP switches must be set to the remote software control mode in order to use SNMP CLI or GUI management terminals In the local hardware control mode you can use these DIP switches to perform self tests for channel alignment to select basic T1 hardware configuration parameters AMI B8ZS D4 ESF and to enable detection of ...

Страница 147: ...h its Ethernet 10Base T port Remote SNMP management is possible over either of the T1 lines within a V 35 user data segment as shown in Figure 14 1 Figure 14 1 Local and Remote SNMP Management 14 3 2 SNMP Overview SNMP is a complete but simple mechanism for network management It works by exchanging infor mation between a Manager and an Agent In this case the Agent is inside the Access Bank II SNMP...

Страница 148: ...otocols The Manager and Agent are software applications They communicate with each other through sev eral protocol layers Figure 14 2 that are normally transparent to the user The Access Bank II SNMP uses Ethernet as the physical link between the Manager and Agent The Ethernet data can in turn be carried over either of the T1 lines within a V 35 user data segment SNMP is an application level proto...

Страница 149: ...wing network interface and TCP IP protocols Ethernet Media Access Control MAC Address Resolution Protocol ARP for 10 entries Internet Control Message Protocol ICMP Internet Protocol IP User Datagram Protocol UDP Simple Network Management Protocol SNMP MIB RFC Description RFC1213 Management Information Base for Network Management of TCP IP based In ternet MIB II RFC1406 Definitions of Managed Objec...

Страница 150: ... of its variable bindings the name and value of the ifIndex instance for the affected interface linkUp Trap A linkUp 3 trap signifies that the sending protocol entity recognizes that one of the communi cation links represented in the agent s configuration has come up The Trap PDU of type linkUp contains as the first element of its variable bindings the name and value of the ifIndex instance for th...

Страница 151: ...t will be possible to add private enterprise objects that represent information specific to these Carrier Access Corporation product features 14 4 Command Line Interface CLI The Command Line Interface gives the user the most complete management capability The Com mand Line Interface is accessible via the 10BaseT Ethernet connection using the Telnet protocol or via the RS 232 management port 14 4 1...

Страница 152: ...C run a Microsoft Hyper Terminal session and press carriage return 3 The Access Bank II SNMP should display the following Access Bank Boot Version 1 00 Management Version 1 29 08 38 48 12 22 1997 password 4 Log into the management session by typing default password CAC password XXX Password accepted Modem Access Bank II SNMP VT 100 Terminal FXS RS 232 T1 Modem Telephone Network Remote Control VT 1...

Страница 153: ...n Access Bank Slot Card Revision LIU AB II SNMP 1 02 FX 1 FXS12 3 03 FX 2 FXS12 3 03 Span Name 1 d1 Long Distance Carrier 2 d2 ABI To Customer Equipment 3 f1 FXS To Customer Equipment 4 f2 Local Equipment Carrier Access Bank 14 4 3 Context Sensitive Help The Command Line interface has a context sensitive help feature that tells the operator what the com mand options are and what options are availa...

Страница 154: ...play Set DNI DS1 to DS1 properties dialout Display Set dialout alarm enables ds1 n all Display Set DS1 n 1 2 or all DS1s equipment Display the Equipment List event Display the next 18 events exit Exit Command Line Interface ip Display Set IP Parameters kill Kill Connection Assignments log Display Set log enables loop Display Set Loopback State mac Display 6 byte MAC addr in Hex make Display Make C...

Страница 155: ...Display Set alarms for ds1 n carrier on off Loss of carrier detected csuloop on off CSU loop code received unframed on off Unframed all 1 s received sync on off Loss of sync yellow on off Yellow alarm received bpv on off BPVs exceed 1544 in 15 min period ses on off SES exceed 10 in 15 min period unavail on off Unavailable seconds in 15 min period fdlline on off FDL line loop request received fdlpa...

Страница 156: ... Send configuration TO XModem server XModem is reliable for 19200 baud or less connections Display Connections clear Display Clear Channel Connections dynamic Display Dynamic Connections voice Display Voice Channel Connections craft Display Set Craft Port baud Set Baud Rate b1200 1200 baud b2400 2400 baud b4800 4800 baud b9600 9600 baud b19200 19200 baud b38400 38400 baud b57600 57600 baud data Se...

Страница 157: ...et system alarms power on off Hard reset or power on detected brownout on off Brown out detected reset on off Soft reset detected vn Display Set alarm enables for V 35 n rts on off Loss of V 35 RTS llb on off Local Loop Back detected v54 on off Remote V 54 Loop Back detected dn Display Set alarm enables for ds1 n carrier on off Loss of carrier detected csuloop on off CSU loop code received unframe...

Страница 158: ...ror on Port off Stop Send for Normal Operations loopdown Send In Band Remote Loop Down loopup Send In Band Remote Loop Up statistics Display Send Statistics network Send Pattern Toward Network p r p optional pattern alt alternating 1 0 d4up D4 loopup 00001 d4dn D4 loopdown 001 ones all ones p1in8 00000001 p511 O 153 p2047 O 152 p2to15 O 151 p2to20 QRSS w o bit stuffing p2to23 O 151 qrss QRSS patte...

Страница 159: ...3 Trap Addr ddd ddd ddd ddd set string Set Set Community String trap string Set Trap Community String kill Kill Connection Assignments s c vm r1 n i All Span Connection Definitions s span name T1 d1 d2 and FX f1 f2 c channel number 1 n number of channels to kill default 1 for a single channel i channel increment default 1 2 means every other channel etc vm V 35 span m 1 r1 User Data RS 232 span s ...

Страница 160: ... of Loopback line line loopback payload payload loopback D1 toward Net loop d1 network line loop d1 network payload V1 toward Router loop v1 equipment line loop v1 equipment payload mac Display 6 byte MAC addr in Hex make Display Make Connection Assignments s c vm r1 s c n i Connection Definitions s span name d1 d2 f1 f2 c channel number 1 n number of channels to connect default 1 for a single cha...

Страница 161: ...e snmp Display Set SNMP System Group Settings contact name Set Contact Name location name Set System Location Name name name Set System Name off Set SNMP Get Set Communities private on Set SNMP Get Set Communities public statistics Display Statistics ds1 Display ds1 Performance Statistics n all n span number or name e g d1 t time interval default 15 minute min15 15 minute intervals min30 30 minute...

Страница 162: ...verted rxtx Both Clocks Inverted tx Transmit Clock Inverted cts CTS Signal Control cd CTS Follows CD Signal high CTS Always High low CTS Always Low rts CTS Follows RTS Signal datainv Data Inversion invert Data Inverted none Data Not Inverted rxclk Receive Clock Source internal Internal Clock same as TX external External Clock send Send Test Data on Port clear Clear Test Data Statistics error Injec...

Страница 163: ...51 qrss QRSS pattern default zeros all zeros r optional error rate 0 disable errors default r 1 7 error rate of 10 r p511 to router v35 v1 send equipment p511 speed Single Channel Speed nx56 56Kb per Channel with 7 Bit Data nx64 64Kb per Channel with 8 Bit Data dsu DSU V 54 Remote Loopback Protocol off Do not respond to in band V 54 signals on Respond to V 54 in band signals default verbose Displa...

Страница 164: ...erations Type Comments To turn the Alarm Cutoff on aco on To turn the Alarm Cutoff off aco off To display the status of the Alarm Cutoff aco Operations Type Comments To set all alarms on alarms all on To set all alarms off alarms all off To set a specific alarm on or off alarm sys vn dn alarm on off To see all options for alarms type alarm help To display alarms alarms Operations Type Comments To ...

Страница 165: ...y the current connections between spans and groups This command allows the user to display all static connections and group definitions being utilized by the system Operations Type Comments To set primary clock source to T1 1 clk primary T1 1 This sets the primary system to clock to be derived from T1 1 For Access Bank II SNMP applications this should be the T1 that is being received from the Long...

Страница 166: ...ts To display all connections connections Displays all connections and group definitions To display bypass connections connections bypass Displays only bypass connections between spans A Bypass connection is a nailed up configuration and doesn t utilize the switch state logic Operations Type Comments To set the baud rate to 9 6 craft baud b9600 Sets the Baud rate to 9 6 KBps To set bit data size 7...

Страница 167: ...e interface number will dis play the current configuration Operations Type Comments To set signal type for n channels from s c dni s c n opt To display signal type dni signal To set DNI channel type dni type s c n opt To display DNI channel type dni type Operations Type Comments To set all dialout alarms enabled dialout all on To see all dialout alarm enabling options type dialout help To display ...

Страница 168: ...e the system for SNMP and Telnet access Operations Type Comments To display the next 18 events event To display the entire event log event all To display the first 18 events event first To clear the event log event clear Operations Type Comments To end current session exit Ends current session Operations Type Comments To configure the Access Bank SNMP parameters ip addr 192 168 0 220 Configures th...

Страница 169: ...play the six byte MAC address in hexadecimal 14 4 4 19 make Use the make command to configure static connections and group definitions Operations Type Comments To remove a bypass connection on T1 1 kill bypass d1 24 Kills the connection for slot 24 on T1 1 To display command Help kill Operations Type Comments To set a line loopback towards the network on ds1 1 loop d1 network line Puts T1 1 in net...

Страница 170: ... Comments To make bypass for group v1 in ds1 2 channels 1 and 2 make bypass v1 d2 1 2 Configures a v 35 data connection on channels 1 and 2 of T1 2 To make group assignment for group b in fxs 2 channels 1 to 12 make group b f2 1 12 Configures voice card channels 1 12 to group B To display Help make Operations Type Comments To set citcuit id for span s name circuitid s id d1 d2 f1 f2 v1 etc To set ...

Страница 171: ...t command to configure the echo for the telnet sesson The echo can be turned on and off 14 4 4 27 time Use the time command to set time in the format shown The time is used to accurately time stamp Operations Type Comments To validate that a node on the network can be reach via the Access Bank II SNMP ping 192 127 20 10 Sends one Ping to the indicated ipaddr To send IP ping 4 times with 50 ml dela...

Страница 172: ...08 04 00 To display date time date Operations Type Comments To send a warm start trap to SNMP trap To send a link up trap to an interface trap n up n is the interface number 1 or 2 To send a link down trap to an interface trap n down Operations Type Comments To set the system contact string to your name snmp contact John Doe Sets system contact name to John Doe To set the location identifier snmp ...

Страница 173: ...rt To set clock inversion to receive clock inverted v35 clkinv rx Sets the receive clock to be inverted To set CTS to follow RTS signal v35 cts rts Sets CTS to follow RTS signal To set data inversion v35datainv invert Sets the V 35 data to be inverted To set receive clock source to be internal v35 rxclk internal Sets thte system to use the Internal Clock To set the speed to be nx56 v35 speed nx56 ...

Страница 174: ...aces sup ported by the Access Bank Operations Type Comments To display the alarm history log log Index Time Date Alarm 1 00 03 06 01 01 96 Log in 0 00 00 00 01 01 96 Power on Operations Type Comments To display the ds1 1 performance statistics ds1 1 Displays 15 minute interval statisitics for DS1 1 To display the channel utilization of stack 1 channel 2 statistics channel d1 2 Displays current sta...

Страница 175: ... status of the Ethernet Interface status ethernet Displays status and performance numbers for the ethernet Interface To display the status of the IP interface status interface Displays the current performance and status for the IP layer of the Management protocol stack To display the status of the SNMP interface status snmp To display Help status ...

Страница 176: ...ion ANI is a service available from the telephone company on certain links that identifies the phone number of the caller to an attached computer telephony system B8ZS BINARY 8 ZERO SUBSTITUTION This line coding scheme is one of the methods used to avoid long strings of zeros in a bipolar DS1 signal entering the network from the DTE Every string of eight zeros is replaced by a special code token f...

Страница 177: ...he 24 8 bit timeslots is robbed every sixth frame to convey voice related signaling information on hook off hook etc for each voice channel DATA SERVICE UNIT See DSU CSU DATA TERMINAL EQUIPMENT See DTE DCE DATA CIRCUIT TERMINATING EQUIPMENT DIRECT INWARD DIALING DID The ability for a caller outside a company to call an internal exten sion without having to pass through an operator or attendant In ...

Страница 178: ...nections by patch cords and plugs A DSX panel is used in small office applications where only a few digital trunks are installed DTE DATA TERMINAL EQUIPMENT In the EIA TIA 232E standard specification the RS232 inter face is connected between the DCE Data Circuit Terminating Equipment and the DTE The main differ ence between the DCE and the DTE is the pins two and three are reversed The ABII uses a...

Страница 179: ...LENCY NUMBER REN Part of the FCC certification number approving a tele phone terminal product for direct sale to the end user as not doing harm to the network The REN consists of a number and a letter which indicates the frequency response of that telephone s ringer The number in dicates the quantity of ringers which ma be connected to a single telephone line and still all ring The total of RENs o...

Страница 180: ...ed In telephone switching systems a single supervisory pulse On a digital connection such as a T1 circuit attached to an Access Bank II a wink is signaled by a brief change in the A and B signaling bits On an analog line a wink is signaled by a brief change in polarity electrical and on the line WINK OPERATION A timed off hook signal normally of 140 milliseconds which indicates the avail ability o...

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