Paradyne 3164 - Manuals

Important Information D 3160-A2-GB21-70 March 1999 Government Requirements and Equipment Return Certain governments require that instructions pertaining to CSU and modem connection to the telephone network beincluded in the installation and operation manual. Specific instructions are listed in the f...

i 3160-A2-GB21-80 March 1999 Contents About This Guide Document Purpose and Intended Audience vii . . . . . . . . . . . . . . . . . . . . . . . . . Document Summary vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Product-Related Documents viii . . . . . ...

Contents ii 3160-A2-GB21-80 March 1999 3 Operation Overview 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using the Front Panel 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . LCD 3-2 . . . . ...

Contents iii 3160-A2-GB21-80 March 1999 Acquiring/Releasing the User Interface 3-51 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Acquiring the Active User Interface 3-52 . . . . . . . . . . . . . . . . . . . . . . . . . . . . Releasing the Active User Interface 3-53 . . . . . . . . . . ...

Contents iv 3160-A2-GB21-80 March 1999 Test Patterns 4-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sending Test Patterns 4-31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Monitoring Test Patterns 4-33 . ....

Contents v 3160-A2-GB21-80 March 1999 D Pin Assignments Overview D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T1 Network Interface D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DTE Drop/I...

Contents vi 3160-A2-GB21-80 March 1999 F IP Network Addressing Scenarios Overview F-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Scenario 1 F-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

vii 3160-A2-GB21-80 March 1999 About This Guide Document Purpose and Intended Audience This operator’s guide contains installation, operation, and maintenanceinformation for the ACCULINK 3160, 3161, 3164, or 3165 Data Service Unit(DSU)/Channel Service Unit (CSU). It is designed for installers and us...

About This Guide viii 3160-A2-GB21-80 March 1999 Section Description Appendix D Pin Assignments. Shows the pin assignments forconnectors and cables. Appendix E SNMP MIB Objects. Describes the MIB objectssupported by the DSU/CSUs. Appendix F Network Addressing Scenarios. Provides sample IPaddressing ...

About This Guide ix 3160-A2-GB21-80 March 1999 Reference Documents AT&T Technical Reference 54016 AT&T Technical Reference 62411 ANSI T1.403-1989 Industry Canada CS-03 CSA-22.2 No. 950 Industry Canada (ICES)-003 FCC Part 15 FCC Part 68 UL 1950 Management Information Base for Network Manageme...

1-1 3160-A2-GB21-80 March 1999 Introduction 1 Overview The ACCULINK R 316x DSU/CSU acts as an interface between the T1 digital network and the customer premises equipment, converting signals received fromthe DTE (Data Terminal Equipment) to bipolar signals that can be transmittedover T1 lines. Typic...

Introduction 1-2 3160-A2-GB21-80 March 1999 Integral modem for standalone DSU/CSUs. Asynchronous (async) terminal interface support. Telnet access for remote async terminal operations. Network management provided through industry-standard Simple NetworkManagement Protocol (SNMP). DTE Drop/Insert (DS...

Introduction 1-3 3160-A2-GB21-80 March 1999 SNMP Management Support SNMP is a network management protocol that is used to monitor networkperformance and status, and to report alarms (i.e., traps). To function, SNMPrequires a manager consisting of a software program housed within a workstationor PC; ...

Introduction 1-4 3160-A2-GB21-80 March 1999 F1 F2 F3 OK FAIL TEST SIG OOF ALRM NETWORK RXD EER SIG ALRM PDV OOF BPV LCD 3160 ACCULINK In Out In Out In Out NET MON EQPT DTR TXD CTS RTS 496-14936 Figure 1-1. 3160 DSU/CSU Front Panel F1 F2 F3 OK FAIL TEST SIG OOF ALRM NETWORK RXD EER SIG ALRM PDV OOF B...

Introduction 1-5 3160-A2-GB21-80 March 1999 F1 F2 F3 OK FAIL TEST SIG OOF ALRM NETWORK RXD EER LCD 3165 ACCULINK In Out NET MON DTR TXD CTS RTS 495-14567-01 PORT Figure 1-3. 3165 DSU/CSU Front Panel Standalone DSU/CSU Rear Panel The standalone DSU/CSU rear panel contains the connectors required for ...

Introduction 1-7 3160-A2-GB21-80 March 1999 Table 1-1. Standalone DSU/CSU Rear Panel Connectors Name Function POWER Supplies power to the DSU/CSU by providing anattachment for the ac power module or the optional dcpower cable (+24 or – 48 Vdc). AUX PORT Supports SNMP LAN Adapter or daisy-chain conne...

2-1 3160-A2-GB21-80 March 1999 Installation 2 Overview This chapter contains information for installing your standalone DSU/CSU. Itincludes application examples, cabling, and power-up information. NOTE: Installation instructions for the carrier-mounted DSU/CSU are located in theACCULINK 3151 CSU and...

Installation 2-2 3160-A2-GB21-80 March 1999 NETWORK 496-15003-01 DSU/CSU DSU/CSU LAN ROUTER LAN ROUTER Figure 2-1. Point-to-Point Application Example NETWORK SERVICES PBX LAN ROUTER 496-15004-01 DSU/CSU Figure 2-2. Shared Access Application Example FRACTIONAL NETWORK LAN ROUTER LAN ROUTER LAN ROUTER...

Installation 2-3 3160-A2-GB21-80 March 1999 SNMP or Telnet Connection Examples The DSU/CSU can be connected to an SNMP or Telnet system in a number ofways. Some examples include: Directly connecting the COM port to the SNMP or Telnet device (Figure 2-4). Connecting the COM port to a network device (...

496-15104 Installation 2-5 3160-A2-GB21-80 March 1999 Important Instructions Read and follow all warning notices and instructions marked on the DSU/CSU orincluded in this guide. For a complete listing of the safety instructions, see Important Safety Instructions at the beginning of this guide. ! HAN...

Installation 2-6 3160-A2-GB21-80 March 1999 1 2 3 4 5 6 BLACK RED GREEN WHITE ORANGE BLUE GROUND + 24 VDC RETURN + 24 VDC SOURCE 99-14298-02 X X X DSU/CSU POWER PLUG TO CUSTOMER-SUPPLIED BATTERY Figure 2-9. +24 Vdc Power Supply Pinouts Installing the Single – 48 Vdc Power Supply To install the DSU/C...

Installation 2-7 3160-A2-GB21-80 March 1999 Installing the Redundant – 48 Vdc Power Supply To install the DSU/CSU using a redundant – 48 Vdc SELV power supply, refer to Figure 2-11 and use the following procedure. Procedure To install the redundant – 48 Vdc power supply: 1. Connect the black wire to...

Installation 2-8 3160-A2-GB21-80 March 1999 Cabling Examples The DSU/CSU is supplied with an ac power module and a VF cable for theintegral modem. Optional cables are described in Appendix D, Pin Assignments . Figure 2-12 illustrates some cabling examples. POWER PORT 2 PORT 1 AUX COM DSX-1 MODEM EXT...

3-1 3160-A2-GB21-80 March 1999 Operation 3 Overview This chapter contains information for operating your DSU/CSU. It includes adescription of the front panel and sample procedures for configuring theDSU/CSU. NOTE: Additional information for the carrier-mounted DSU/CSU is located in theACCULINK 3151 ...

Operation 3-2 3160-A2-GB21-80 March 1999 F1 F2 F3 OK FAIL TEST SIG OOF ALRM NETWORK RXD EER SIG ALRM PDV OOF BPV LCD 3160 ACCULINK In Out In Out In Out NET MON EQPT DTR TXD CTS RTS 496-14936 Figure 3-1. Standalone DSU/CSU Front Panel LCD The LCD (Figure 3-2) displays two types of data: Messages such...

Operation 3-3 3160-A2-GB21-80 March 1999 Keypad The 7-button keypad (Figure 3-3) enables you to navigate through the menu treeand select choices presented on the second line of the LCD. F1 F2 F3 Figure 3-3. Keypad Use the key to move up the menu. F1 F2 F3 Use the key to exit any part of the menu in ...

Operation 3-4 3160-A2-GB21-80 March 1999 The scroll keys ( and ) serve one of two functions, depending on whether a menu screen or a data entry screen appears on the front panel. For data entry screens, the key scrolls one character to the left while the key scrolls one character to the right. For m...

Operation 3-5 3160-A2-GB21-80 March 1999 LEDs There are twelve LEDs on the DSU/CSU front panel. The five LEDs on the right(Figure 3-5) are shared between the DTE Drop/Insert (DSX-1) interface and thedata ports. Refer to Selecting the DTE Drop/Insert or Data Port for LED Display on page 3-12 to choos...

Operation 3-9 3160-A2-GB21-80 March 1999 Table 3-4. Data Port LEDs (2 of 2) Name Meaning Color RXD Yellow Monitors activity on interchange circuit BB (CCITT 104) –Received Data. This is data sent to the synchronous data DTEfrom the data port on the DSU/CSU. ON : Ones are being sent to the synchronou...

Operation 3-11 3160-A2-GB21-80 March 1999 Setting Customer Identification The customer identification is the only identity number you can change. It is usedto uniquely identify the DSU/CSU. Procedure To change the customer identification (CID): 1. From the top-level menu, press the key until the Ctr...

Operation 3-13 3160-A2-GB21-80 March 1999 Displaying LED Conditions The same conditions monitored by the front panel LEDs can also be monitoredby the LED command. This command is most useful when the DSU/CSU is beingaccessed remotely (see Appendix G, Front Panel Emulation ). When using Front Panel E...

Operation 3-14 3160-A2-GB21-80 March 1999 If you chose a port, the Port n LEDs screen lists the LED signals, two at a time, on the second line. A vertical bar at the left of the LED name indicatesthe condition is ON, while an underscore indicates the condition is Off. F1 Port n LEDs: _DTR _TXD F2 F3...

Operation 3-16 3160-A2-GB21-80 March 1999 Displaying/Editing Configuration Options Procedure To display/edit configuration options: 1. From the top-level menu screen, select Cnfig. F1 DSU ESFStat Test Cnfig F2 F3 2. Select the configuration option set to be copied into the Edit area by using the app...

Operation 3-17 3160-A2-GB21-80 March 1999 F1 NET Framing: ESFNext D4 ESF F2 F3 5. Press the appropriate Function key to choose another value. Use the scroll keys, if necessary. 6. Use the Save procedure to save your changes to the Active or Customer area. Saving Edit Changes Save edit changes to the...

Operation 3-18 3160-A2-GB21-80 March 1999 Selecting/Copying to a Specific Port For the DSU/CSU, you have the capability of selecting a specific port toconfigure, and then (for 2-port and 4-port DSU/CSUs) copying the configurationoptions from that port to another port (or to all ports). NOTE: The fol...

Operation 3-19 3160-A2-GB21-80 March 1999 " Procedure To copy the configuration options to one or all ports: 1. From the Port Select screen, select Copy. F1 Port Select:Copy Prt1 Prt2 F2 F3 2. Select the port from which you want to copy the configuration options using the corresponding Function ...

Operation 3-20 3160-A2-GB21-80 March 1999 H For SNMP links, configure the device to send traps to the SNMP manager, ifdesired. H Specify the Telnet password or SNMP validation options, if desired (seeAppendix C, Configuration Options ). Selecting the Port The SNMP manager, Telnet device, or network ...

Operation 3-21 3160-A2-GB21-80 March 1999 Setting the IP Address The IP address is the address used by the SNMP or Telnet system to access theDSU/CSU (see Appendix F, IP Network Addressing Scenarios ). For DSU/CSUs using PPP, the IP address can be negotiated if the network device (e.g., router orSNM...

Operation 3-23 3160-A2-GB21-80 March 1999 Selecting the Link Layer Protocol Two link layer protocols, Point-to-Point Protocol (PPP) and Serial Line InternetProtocol (SLIP), are supported for connection to an external SNMP manager,Telnet device, or network device (e.g., a router). PPP can be used for...

Operation 3-26 3160-A2-GB21-80 March 1999 12. Press F2 (Read) or F3 (R/W). F1 Access 1:Next Read R/W F2 F3 The Read selection allows read-only access (SNMP “Get”) to the accessibleobjects in the MIB when community name 1 is used. The R/W selectionallows Read/Write access (SNMP “Get” and “Set”) to th...

Operation 3-27 3160-A2-GB21-80 March 1999 7. Press F2 (Enab) to enable trap messages over the SNMP management link. F1 SNMP Trap:Next Enab Disab F2 F3 Selecting the Number of Trap Managers If you intend to issue traps to an SNMP manager(s) from this device, you mustspecify the number of SNMP manager...

Operation 3-28 3160-A2-GB21-80 March 1999 Configuring a Destination for SNMP Traps A destination must be configured for each SNMP trap manager specified. Thisconfiguration option is displayed for the number of trap managers specified by theNumber of Trap Managers configuration option. Procedure To c...

Operation 3-29 3160-A2-GB21-80 March 1999 Configuring DS0 Channels The DSU/CSU provides channel configuration options that allow you to do thefollowing: Display the DS0 assignments for the network, DTE Drop/Insert (DSX-1), anddata port interfaces. Allocate DS0 channels on the DTE Drop/Insert (DSX-1)...

Operation 3-30 3160-A2-GB21-80 March 1999 N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N11 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 PRT 1 PRT 2 PRT 3 PRT 4 PORTS DTE DROP/INSERT (DSX-1) INTERFACE NETWORK INTERFACE 49...

Operation 3-31 3160-A2-GB21-80 March 1999 Network Interface Network Channel Allocation N1 D1 N2 D2 N3 D3 N4 D4 N5 D5 N6 N7 N8 N9 D9 N10 D10 N11 D11 N12 D12 N13 D15 N14 Prt1 N15 Prt1 N16 Prt1 N17 Prt3 N18 Prt2 N19 Prt2 N20 Prt2 N21 Prt2 N22 Prt2 N23 Prt2 N24 Prt3 Allocations D1 – D24 indicates alloca...

Operation 3-32 3160-A2-GB21-80 March 1999 DTE Drop/Insert (DSX-1) Interface DTE (DSX-1) Channel Allocation D1 N1 D2 N2 D3 N3 D4 N4 D5 N5 D6 D7 D8 D9 N9 D10 N10 D11 N11 D12 N12 D13 D14 D15 N13 D16 D17 D18 D19 D20 D21 D22 D23 D24 Allocations Allocations N1 – N24 indicates allocation to network channel...

Operation 3-33 3160-A2-GB21-80 March 1999 DTE Chan Config Assign: (N1 – 24) Voice (RBS or Data) D1 N1 RBS D2 N2 RBS D3 N3 RBS D4 N4 RBS D5 N5 Data D6 D7 D8 D9 N9 RBS D10 N10 RBS D11 N11 Data D12 N12 Data D13 D14 D15 N13 Data D16 D17 D18 D19 D20 D21 D22 D23 D24 Figure 3-9. Example of RBS Information ...

Operation 3-34 3160-A2-GB21-80 March 1999 Port ChanConf Options Value Assign To NET, DTE, Prt2, Prt3, Prt4 Assign By Block, ACAMI, Chan If Assign By Block Port Rate Nx64: 64, 128, 192, 256, 320, 384, 448, 512, 576, 640,704, 768, 832, 896, 960, 1024, 1088, 1152, 1216,1280, 1344, 1408, 1472, 1536 Nx56...

Operation 3-36 3160-A2-GB21-80 March 1999 NOTE: The following procedures are examples only. Screen displays may varydepending on the model and configuration of the DSU/CSU. Displaying DS0 Channel Assignments Use the Display command (in the Channel Configuration branch) to view how theDS0 channels ar...

Operation 3-38 3160-A2-GB21-80 March 1999 Allocating Data Ports By using the configuration options, assign a specific port to DS0 channels oneither the network interface or the DTE Drop/Insert (DSX-1) interface. Thefollowing methods are available to assign DS0 channels to the port: Block – Allows a ...

Operation 3-40 3160-A2-GB21-80 March 1999 Block or ACAMI Assignment Method The Assign By configuration option screen appears after you select a port. Procedure To assign by the block or ACAMI method: 1. Press F2 for Block or F3 for ACAMI. F1 Assign By:Next Block ACAMI F2 F3 or F1 Assign By:Next Bloc...

Operation 3-41 3160-A2-GB21-80 March 1999 4. The Start At screen displays the configuration option used to select the starting DS0 channel. If the destination selected is the network interface, thenthe network channels appear on the screen. If the destination selected is theDTE Drop/Insert (DSX-1) i...

Operation 3-43 3160-A2-GB21-80 March 1999 6. From the Channel Config screen, select DTE. F1 Channel Config:Dsply Clear DTE F2 F3 7. From the DTE Channels screen, press F1 to select Assign. F1 DTE Channels:Assign Voice F2 F3 8. Press the Function key below the network channel desired. Each time that ...

Operation 3-44 3160-A2-GB21-80 March 1999 2. From the DTE Channels screen, press F2 to select Voice. F1 DTE Channels:Assign Voice F2 F3 3. Line 1 displays the 24 DS0 channels for the DTE Drop/Insert (DSX-1) interface. Pressing the or key scrolls the channels onto the screen in groups of three. Line ...

Operation 3-45 3160-A2-GB21-80 March 1999 6. From the Channel Config screen, select Clear. F1 Channel Config:Dsply Clear DTE F2 F3 7. From the Clear Channel screen, select NET to clear all DS0 channels assigned to the network interface. Or, select DTE to clear all DS0 channelsassigned to the DTE Dro...

Operation 3-46 3160-A2-GB21-80 March 1999 The clock source configuration options enable you to select either the networkinterface, a synchronous data port, the internal clock, the DTE Drop/Insert(DSX-1) interface, or an external clock. If external clocking is selected, you mustuse the clock rate con...

Operation 3-47 3160-A2-GB21-80 March 1999 Configuring for Network Timing Procedure To configure for network timing: 1. From the top-level menu screen, select Cnfig. 2. Select the configuration option set to be copied into the Edit area by using the appropriate Function key. Use the scroll keys, if n...

Operation 3-48 3160-A2-GB21-80 March 1999 5. Select Gen. F1 Edit:NET Chan Gen F2 F3 6. Press F1 (Next) to display the next configuration option (Clock Src). 7. Select the master clock source. For external, press the key until the Ext selection appears on the screen. 8. Select Ext (external timing). ...

Operation 3-50 3160-A2-GB21-80 March 1999 5. Use the and keys to position the cursor under the desired character. You must enter a character before the moves the cursor to the next space to the right. F1 Passwd: xxxxxxxx Up Down Save F2 F3 6. Enter the desired password. Press F1 (Up) and F2 (Down) t...

Operation 3-51 3160-A2-GB21-80 March 1999 " Procedure To enter a password: 1. Use the and keys to position the cursor under the desired character. You must enter a character before the key moves the cursor to the next space to the right. The key is not destructive. F1 Passwd: xxxxxxxx Up Down Do...

Operation 3-52 3160-A2-GB21-80 March 1999 Acquiring the Active User Interface To acquire the active user interface, press any key. If you are using the PCinterface, use the mouse to click on the desired Function key. The top-level menu screen appears on the active user interface, regardless ofwhat s...

Operation 3-53 3160-A2-GB21-80 March 1999 Releasing the Active User Interface To release the current active user interface, either allow five minutes to elapsewithout pressing any key or use the Release command. Procedure To use the Release command: 1. From the top-level menu screen, press the key u...

Operation 3-54 3160-A2-GB21-80 March 1999 Enabling/Disabling the Front Panel You can enable or disable the display of information on the front panel. Thisfeature is useful for ensuring that other users do not inadvertently change thedevice’s configuration options while you are using an external devi...

Operation 3-55 3160-A2-GB21-80 March 1999 Using the Integral Modem in Standalone DSU/CSUs The standalone DSU/CSU’s integral modem enables your DSU/CSU tocommunicate with remote devices to display alarm messages or to function asthe user interface. The carrier-mounted DSU/CSU does not have an integra...

Operation 3-57 3160-A2-GB21-80 March 1999 Table 3-6. Valid Phone Number Characters Valid Characters Meaning Restrictions 0 to 9 DTMF or pulse digits — * # DTMF digits — P Selects Pulse dialing Pulse or Tone must be specified,otherwise Tone is the default. Thismust be the first character in thestring...

Operation 3-59 3160-A2-GB21-80 March 1999 Initiating a Call for PC, ASCII Terminal/Printer, or SNMP Operation Use the Dial command to set up a semipermanent connection to route alarmmessages to the specified destination. The Dial command initiates a call throughthe integral modem to a printer, ASCII...

Operation 3-60 3160-A2-GB21-80 March 1999 Disconnecting the Modem Connection The Disconnect command enables you to force a disconnect of an active modemconnection from the front panel of the DSU/CSU. This command is only availablewhen the DSU/CSU modem is connected. Disconnect methods include: H Usi...

Operation 3-63 3160-A2-GB21-80 March 1999 Table 3-7. Control Sequence Sequence ASCII HEX ^A or ^a SOH 0x01 ^B or ^b STX 0x02 ^C or ^c ETX 0x03 ^D or ^d EOT 0x04 ^E or ^e ENQ 0x05 ^F or ^f ACK 0x06 ^G or ^g BEL 0x07 ^H or ^h BS 0x08 ^I or ^i HT 0x09 ^J or ^j LF or NL 0x0A ^K or ^k VT 0x0B ^L or ^l FF...

Operation 3-65 3160-A2-GB21-80 March 1999 Resetting the DSU/CSU Use the Reset command to perform a power-on reset of the DSU/CSU. Procedure To reset the DSU/CSU: 1. From the top-level menu screen, press the key until the Ctrl selection appears on the screen. 2. Select Ctrl. 3. From the Control scree...

Operation 3-68 3160-A2-GB21-80 March 1999 Changing User Interface Access Security Procedure To change user interface access security: 1. Press the key two times from the top-level screen. F1 DSU ESFStat Test Cnfig F2 F3 2. Press the key three times. F1 DSU ESFStat Test Cnfig F2 F3 3. Press the key o...

Maintenance 4-2 3160-A2-GB21-80 March 1999 3. View the results of the last power-up self-test. If no problems were found during power-up, the following message appears. F1 STest Health:Passed F2 F3 Table 4-1. Self-Test Health Messages Message Description Passed No problems were found during power-up...

Maintenance 4-3 3160-A2-GB21-80 March 1999 Device Health and Status Use the Device Health and Status branch to view the current health and statusmessages for the DSU/CSU. Table 4-2 lists these messages in priority order. Procedure To display device health and status: 1. From the top-level menu scree...

Maintenance 4-4 3160-A2-GB21-80 March 1999 Table 4-2. Device Health and Status Messages (1 of 2) Message Description LOS at Net A Loss Of Signal condition (175 consecutive zeros) has beendetected on the network interface. The condition is cleared whenthe density of ones to zeros received is 12.5%. L...

Maintenance 4-5 3160-A2-GB21-80 March 1999 Table 4-2. Device Health and Status Messages (2 of 2) Message Description Test in progress A test is currently active. Select Tstat (in the Stat branch) to displaymore test information. ModemConnected The integral modem is currently connected. This message ...

Maintenance 4-6 3160-A2-GB21-80 March 1999 Procedure To display User Network Interface (User) performance: 1. From the top-level menu screen, select Stat. 2. From the Status screen, select Perf. F1 Status:DevHS STest Perf F2 F3 3. Select User registers. F1 Performance:Telco User Prt1 F2 F3 4. From t...

Maintenance 4-8 3160-A2-GB21-80 March 1999 Procedure To clear the performance registers: 1. From the top-level menu screen, press the key until the Ctrl selection appears on the screen. 2. Select Ctrl. 3. From the Control screen, press the key until the ClrReg selection appears on the screen. 4. Sel...

Maintenance 4-9 3160-A2-GB21-80 March 1999 Table 4-3. Performance Registers (2 of 3) Register Totals Description Interval Description VldIntvl N/A Valid interval total. Records thenumber of valid 15-minute intervalsin the previous x hours, where x is 24 hours for aggregateperformance and 8 hours for...

Maintenance 4-11 3160-A2-GB21-80 March 1999 Alarms The DSU/CSU can be attached, either locally or remotely, to an ASCII terminal orprinter to display or print alarm messages. Alarms can also be displayed on a PCthat is using a terminal emulation package. For standalone DSU/CSUs, you can route these ...

Maintenance 4-12 3160-A2-GB21-80 March 1999 If two alarm conditions are detected at once, the higher priority alarm is reported.However, if an even higher priority alarm is detected before the first alarm iscleared, the later alarm is not reported. (The alarms listed above are in priorityorder with ...

Maintenance 4-14 3160-A2-GB21-80 March 1999 Troubleshooting The DSU/CSU is designed to provide you with trouble-free service. However, Table 4-6 gives you some direction if a problem occurs. For problems other than those listed in the table, please contact your servicerepresentative. Table 4-6. Trou...

Maintenance 4-18 3160-A2-GB21-80 March 1999 LINE RECEIVER INTERNAL CIRCUITRY LINE RECEIVER TERMINAL EQUIPMENT (DTE) NETWORK NET Out EQPT In MON Out NET In EQPT Out MON In 496-14875 Mon Jack: EQPT Mon Jack: NET Mon Jack: EQPT Mon Jack: NET (Selectable) (Selectable) Figure 4-2. Test Jack Block Diagram...

Maintenance 4-19 3160-A2-GB21-80 March 1999 Test Commands The test commands enable you to run loopbacks and test patterns on theDSU/CSU, and to test the front panel LEDs. These tests can help you isolateareas of trouble if you are having problems with your DSU/CSU. To access all Test commands from t...

Maintenance 4-20 3160-A2-GB21-80 March 1999 Sending a Line Loopback Up or Down Procedure To send a Line Loopback Up or Down sequence on the network to a far-endDSU/CSU: 1. From the top-level menu screen, select Test. 2. From the Test screen, select Rlpbk. F1 Test:Rlpbk Lpbk Ptrns F2 F3 3. From the R...

Maintenance 4-22 3160-A2-GB21-80 March 1999 Local Loopback Tests The Local Loopback tests enable you to conduct circuit testing and fault isolationfor the digital line. The supported local loopback tests are: Line Loopback (LLB) Payload Loopback (PLB) DTE Loopback (DLB) Repeater Loopback (RLB) Data ...

Maintenance 4-23 3160-A2-GB21-80 March 1999 Starting a Line Loopback The Line Loopback command (LLB) loops the received signal on the networkinterface back to the network without change. 496-14319-02 CSU DSU NETWORK INTERFACE DTE (DSX-1) ALL 1s LLB PORT 1 PORT 2 ALL 1s ALL 1s Procedure To perform a ...

Maintenance 4-24 3160-A2-GB21-80 March 1999 Starting a Payload Loopback The Payload Loopback command (PLB) loops the received signal on the networkinterface back to the network. The signal is looped back as close to the DTEDrop/Insert (DSX-1) port as possible (after it has passed through the framing...

Maintenance 4-25 3160-A2-GB21-80 March 1999 Starting a DTE Loopback The DTE Loopback command (DLB) loops the received signal on the DTEDrop/Insert (DSX-1) port back to the DTE without change. 496-14317-02 CSU DSU NETWORK INTERFACE DTE (DSX-1) DLB PORT 1 PORT 2 ALL 1s Procedure To perform a DTE loopb...

Maintenance 4-26 3160-A2-GB21-80 March 1999 Starting a Repeater Loopback The Repeater Loopback command (RLB) loops the signal being sent to thenetwork back to the DTE Drop/Insert (DSX-1) and data ports. The signal islooped back as close to the network interface as possible (after it has passedthroug...

Maintenance 4-27 3160-A2-GB21-80 March 1999 Starting a Data Channel Loopback The Data Channel Loopback command (DCLB) loops the data received from thenetwork interface, for all DS0 channels allocated to the selected port, back to thenetwork. The loopback occurs after the data passes through the port...

Maintenance 4-28 3160-A2-GB21-80 March 1999 5. From the DCLB screen, press the Function key for the port for which you want to perform the data channel loopback. Use the scroll keys, if necessary. F1 Loopback: DCLBPrt1 Prt2 Prt3 F2 F3 Test Started appears on Line 2. If a Data Channel loopback is alr...

Maintenance 4-29 3160-A2-GB21-80 March 1999 4. Select DTLB. F1 Loopback:RLB DCLB DTLB F2 F3 5. From the DTLB screen, press the Function key for the port for which you want to perform the data terminal loopback. Use the scroll keys, if necessary. F1 Loopback: DTLBPrt1 Prt2 Prt3 F2 F3 Test Started app...

Maintenance 4-30 3160-A2-GB21-80 March 1999 4. From the Loopback Abort screen, press the desired Function key to abort All or one specific loopback test. Use the scroll keys, if necessary. F1 Loopback: AbortAll LLB PLB F2 F3 If you select ALL, LLB, PLB, DLB, or RLB, skip Step 5. 5. From the Abort sc...

Maintenance 4-31 3160-A2-GB21-80 March 1999 Sending Test Patterns Use the Send command to start transmission of a test pattern. Only one test pattern can be active at a time on one port. Table 4-9 lists the valid send test pattern combinations. Valid combinations are identified by YES. Procedure To ...

Maintenance 4-33 3160-A2-GB21-80 March 1999 Monitoring Test Patterns Use the Monitor command to monitor a QRSS test pattern over all the channelson the network interface, or to monitor QRSS or 511 test patterns on the channelsallocated to an individual port. This command provides the number of error...

Maintenance 4-34 3160-A2-GB21-80 March 1999 Aborting Test Patterns Use the Abort command to stop all test patterns or any selected test patternactive on the DSU/CSU. Procedure To abort test patterns: 1. From the top-level menu screen, select Test. 2. From the Test screen, select Ptrns. F1 Test:Rlpbk...

Maintenance 4-35 3160-A2-GB21-80 March 1999 5. From the Abort screen, press the Function key that corresponds to the network or port for which you want to abort a test pattern. Use the scroll keys,if necessary. F1 Abort: Send or Mon NET Prt1 Prt2 F2 F3 The DSU/CSU terminates the selected test patter...

Maintenance 4-36 3160-A2-GB21-80 March 1999 5. The following screens alternately appear on the LCD until you press a Function key to return to the Lamp Test screen. In addition, all LEDs blink. F1 F2 F3 F1 0123456789 : ; < = > ?@ABCDEFGHIJKLMNO F2 F3 6. When you are satisfied that all LEDs are...

Maintenance 4-37 3160-A2-GB21-80 March 1999 Displaying DSU/CSU Test Status Use the Test Status command to display the active tests for the DSU/CSU. Statusmessages that can display on the front panel LCD are listed in Table 4-10 . Procedure To display test status: 1. From the top-level menu screen, s...

B-1 3160-A2-GB21-80 March 1999 Technical Specifications B Overview The technical specifications for the standalone DSU/CSUs are listed in Table B-1.The technical specifications for the carrier-mounted DSU/CSUs are listed in theACCULINK 3151 CSU and 3161 DSU/CSU General Information Guide. Table B-1. ...

Configuration Options C-2 3160-A2-GB21-80 March 1999 Management Configuration Options The Management configuration options configure the DSU/CSU for SNMP orTelnet access ( Tables C-9 and C-10). The configuration tables include a description of each configuration function andits available selections....

Configuration Options C-3 3160-A2-GB21-80 March 1999 Table C-1. DTE Interface Configuration Options (2 of 2) Extrn DLB: DisabNext Enab Disab Prev DTE Loopback on External Contact. Allows the control of a DTE Loopback (DLB) by anexternal contact on the DTE Drop/Insert (DSX-1) interface. Enab – Allows...

Configuration Options C-8 3160-A2-GB21-80 March 1999 Network Interface Configuration Options Table C-3. Network Interface Configuration Options (1 of 3) NET Framing: ESF (Factory 1) D4 (Factory 2)Next D4 ESF Prev Network Line Framing Format. The framing format to be used on the network interface. D4...

Configuration Options C-9 3160-A2-GB21-80 March 1999 Table C-3. Network Interface Configuration Options (2 of 3) NET LLB: EnabNext Enab Disab Prev Network Initiated Line Loopback (LLB). Allows initiation and termination of the LLB to becontrolled by the receipt of LLB-Actuate and LLB-Release command...

Configuration Options C-10 3160-A2-GB21-80 March 1999 Table C-3. Network Interface Configuration Options (3 of 3) Circuit Ident:Next Edit Clear Prev Network Circuit Identifier. Specifies the transmission vendor’s circuit identifier for thepurpose of facilitating troubleshooting. The network circuit ...

Configuration Options C-11 3160-A2-GB21-80 March 1999 Table C-4. DTE Channel Configuration Options DTE Channels: Assign Voice DTE Drop/Insert (DSX-1) Channel. Assigns DS0 channels from the DTE Drop/Insert(DSX-1) interface to DS0 channels on the network interface, and specifies which DS0channels carr...

Configuration Options C-12 3160-A2-GB21-80 March 1999 Table C-5. Data Port Channel Configuration Options (1 of 4) Channel Config:Dsply Clear DTE Prt1 Prt2 Prt3 Prt4 _______________________ NOTE: The configuration options described in this table are made available byselecting Prt1, Prt2, Prt3, or Prt...

Configuration Options C-13 3160-A2-GB21-80 March 1999 Table C-5. Data Port Channel Configuration Options (2 of 4) Port Rate: 384Next 64 128 192 256 320 384 448 512 576 640 704 768 832 896 960 1024 1088 1152 1216 1280 1344 1408 1472 1536Prev OR Next 56 112 168 224 280 336 392 448 504 560 616 672 728 ...

Configuration Options C-14 3160-A2-GB21-80 March 1999 Table C-5. Data Port Channel Configuration Options (3 of 4) Start At:Next Clear N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N11 ... N24 Prev OR Start At:Next Clear D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 ... D24 Prev Data Port Channel Allocation (appears for the b...

Configuration Options C-15 3160-A2-GB21-80 March 1999 Table C-5. Data Port Channel Configuration Options (4 of 4) N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N11 N12 ...N24Next – – – – – – – – – – – – ... Prev OR D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 ...D24Next – – – – – – – – – – – -– ... Prev Data Port Channe...

Configuration Options C-16 3160-A2-GB21-80 March 1999 General Configuration Options Table C-6. General Configuration Options (1 of 2) Gen Yellow: EnabNext Enab Disab Prev Generate Yellow Alarm Signals. Determines whether the DSU/CSU generates YellowAlarm signals on the network and DTE Drop/Insert (D...

Configuration Options C-18 3160-A2-GB21-80 March 1999 User Interface Configuration Options NOTE: A circular symbol ( F ) identifies configuration options that are available on standalone DSU/CSUs only. A triangular symbol ( Y ) identifies configuration options that are available on carrier-mounted D...

Configuration Options C-19 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (2 of 10) Password: NoneNext None Com Modem Both Prev Password Mode. Activates a password prompt that prevents access until a password isentered. None – Does not require a password. Com – Prompts th...

Configuration Options C-20 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (3 of 10) ComExtDev: DisabNext Disab AT Other Prev Carrier Communication Port’s External Device Commands. Specifies thecommunication port’s external device commands. When this configuration option i...

Configuration Options C-21 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (4 of 10) ComConnected:Next Edit Clear Prev Carrier Communication Port Connect Indication String. Specifies the communicationport’s connect indication string. When you make a connection or the DSU/C...

Configuration Options C-22 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (5 of 10) ComEscDel: NoneNext None 0.2s 0.4s 0.6s 0.8s 1.0s Prev Carrier Communication Port Escape Sequence Delay. Specifies the delay used whilesending the communication port escape sequence. Use t...

Configuration Options C-23 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (6 of 10) Com Clk: IntNext Int Ext Prev Communication Port Synchronous Clock. Specifies whether the communication portuses internal or external clocking when it is configured for synchronous operati...

Configuration Options C-24 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (7 of 10) Ignore DTR: NoNext Yes No Prev Communication Port Ignore DTR State. Specifies whether the DSU/CSU ignores thestate of the Data Terminal Ready (DTR) input to the communication port. Yes – D...

Configuration Options C-25 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (8 of 10) Modem Rate: 2.4Next 1.2 2.4 Prev Modem Port Rate. Configures the bit rate for the modem port. 1.2 – Sets the bit rate at 1200 bps. 2.4 – Sets the bit rate at 2400 bps. NOTE: This configura...

Configuration Options C-26 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (9 of 10) MoDiscTm: 5Next Up Down Save Prev Modem Port Disconnect Time. Specifies the period of time (1 to 60 minutes) before themodem port disconnects due to inactivity. (The MoInActTm configuratio...

Configuration Options C-27 3160-A2-GB21-80 March 1999 Table C-7. User Interface Configuration Options (10 of 10) TnInActTm: DisabNext Enab Disab Prev Telnet Inactivity Timeout. Specifies whether the Telnet session disconnects after aperiod of inactivity specified by the TnDiscTm configuration option...

Configuration Options C-31 3160-A2-GB21-80 March 1999 Management Configuration Options The Management configuration options are divided into two tables as follows: H General Management Configuration Options ( Table C-9 ) H Management Trap Configuration Options ( Table C-10 ) NOTE: A circular symbol ...

Configuration Options C-32 3160-A2-GB21-80 March 1999 Table C-9. General Management Configuration Options (2 of 7) NMS n Access: Read Next Read R/W Prev NMS Manager n Access Type. Specifies the allowable type of access for an SNMP manager attempting to access the DSU/CSU’s MIB using community name 1...

Configuration Options C-33 3160-A2-GB21-80 March 1999 Table C-9. General Management Configuration Options (3 of 7) Access 1: ReadNext Read R/W Prev Access 1. Specifies the type of access allowed for Community Name 1. This is the typeof access allowed for external SNMP managers accessing objects in t...

Configuration Options C-34 3160-A2-GB21-80 March 1999 Table C-9. General Management Configuration Options (4 of 7) NetMask: Next Edit Clear Prev Subnet Mask for the DSU/CSU. Specifies the subnet mask needed to access theDSU/CSU. Since this subnet mask is not bound to a particular port, it can be use...

Configuration Options C-35 3160-A2-GB21-80 March 1999 Table C-9. General Management Configuration Options (5 of 7) Modem IP Adr: Next Edit Clear Prev Modem Port IP Address. Specifies the IP address for the modem port if the Modem Useconfiguration option is set to Mgmt. Edit – Allows you to edit or d...

Configuration Options C-36 3160-A2-GB21-80 March 1999 Table C-9. General Management Configuration Options (6 of 7) Modem Link: PPPNext PPP SLIP Prev Modem Port Link Layer Protocol. Specifies the link layer protocol for the modem port ifthe Modem Use configuration option is set to Mgmt. PPP – Specifi...

Configuration Options C-37 3160-A2-GB21-80 March 1999 Table C-9. General Management Configuration Options (7 of 7) Def Netwk: NoneNext None IPBus Com Modem Aux FDL EDL1 EDL2 EDL3EDL4 Prev Default Network Destination. Specifies the default network destination. Thisconfiguration option specifies where...

Configuration Options C-38 3160-A2-GB21-80 March 1999 Table C-10. Management Trap Configuration Options (1 of 3) Num Trap Mgrs: 1Next 1 2 3 4 5 6 Prev Number of Trap Managers. Specifies the number of SNMP trap managers that are toreceive traps for this unit. NOTE: You must configure an IP address fo...

Configuration Options C-39 3160-A2-GB21-80 March 1999 Table C-10. Management Trap Configuration Options (2 of 3) Gen Trap: BothNext Disab Warm Auth Both Prev General Trap Types. Specifies the general trap types to enable. Disab – Disables the sending of trap messages for warmStart and authentication...

Configuration Options C-40 3160-A2-GB21-80 March 1999 Table C-10. Management Trap Configuration Options (3 of 3) Trap I/F: AllNext NET DTE T1s Ports All Prev Link Trap Interfaces. Specifies which interfaces generate linkUp and linkDown trapmessages. These traps are supported on the T1 interfaces (ne...

Configuration Options C-41 3160-A2-GB21-80 March 1999 Configuration Worksheets This section contains one set of blank worksheets to be used when configuringyour DSU/CSU in the network. In the tables, default settings for Factory 1 areindicated by bold type. It is recommended that you copy these blan...

Configuration Options C-42 3160-A2-GB21-80 March 1999 User Options Value (Default in Bold) Self-Test Enab, Disab FP Access F Enab, Disab FP Pass F Enab, Disab Dial-In Enab, Disab Password None, Com, Modem, Both Com Port Y Enab, Disab Com Use Mgmt, ASCII, Daisy, Term ComExtDev Y Disab, AT, Other ComC...

Configuration Options C-44 3160-A2-GB21-80 March 1999 Prt1 Options Value (Default in Bold) Port Type E530, V.35, RS449, X.21 Base Rate Nx64, Nx56 Net DCLB Disab, V.54, FT1, Both Port LB Disab, DTLB, DCLB, Both All Ones Disab, DTR, RTS, Both Rcv Yellow None, Halt Tx Clock Int, Ext InvertTxC Enab, Dis...

Configuration Options C-45 3160-A2-GB21-80 March 1999 Prt3 Options Value (Default in Bold) Port Type E530, V.35, RS449, X.21 Base Rate Nx64, Nx56 Net DCLB Disab, V.54, FT1, Both Port LB Disab, DTLB, DCLB, Both All Ones Disab, DTR, RTS, Both Rcv Yellow None, Halt Tx Clock Int, Ext InvertTxC Enab, Dis...

Configuration Options C-52 3160-A2-GB21-80 March 1999 Mgmt Trap Options Value (Default in Bold) Num Trap Mgrs 1, 2, 3, 4, 5, 6 Trap n IP Adr Edit, Clear Trap n Dst None, IPBus, Com, Modem, Aux, FDL, EDL n Gen Trap Disab, Warm, Auth, Both Entp Trap Enab, Disab Link Trap Disab, Up, Down, Both Trap I/F...

D-1 3160-A2-GB21-80 March 1999 Pin Assignments D Overview The DSU/CSU is shipped with a power module and a VF cable. Various otherinterconnecting cables are available. For cable feature numbers, refer toAppendix I, Equipment List . This appendix describes connector pin assignments and cables. T1 Net...

Pin Assignments D-3 3160-A2-GB21-80 March 1999 DTE Drop/Insert Interface The DTE Drop/Insert (DSX-1) interface connector is a DB15-type socketconnector (Table D-2). For information about using Relay Contact Sense forexternal DTE loopback, refer to the Extrn DLB configuration option in DTE Interface ...

Pin Assignments D-4 3160-A2-GB21-80 March 1999 MODEM Port Interface The integral modem port connector is a 4-position, RJ11C-like modular jack(Table D-3). The integral modem VF cable is a 14.5-foot, 26 AWG, 4-conductor keyed cablewith an RJ11C-like plug connector (Figure D-4). This cable is supplied...

Pin Assignments D-5 3160-A2-GB21-80 March 1999 AUX Port Interface The Auxiliary (AUX) port connects to the LAN Adapter for SNMP or Telnetapplications, or to another DSU/CSU’s COM port for daisy chain connectivity.(The SNMP LAN Adapter includes the cable that is needed to attach it to theDSU/CSU.) Th...

Pin Assignments D-6 3160-A2-GB21-80 March 1999 COM Port Interface The COM port connects to a PC for front panel emulation, to an ASCII terminal orprinter for alarms, to an async terminal, to a network device (e.g., a router) forSNMP or Telnet applications, to the LAN Adapter for SNMP or Telnetapplic...

Pin Assignments D-10 3160-A2-GB21-80 March 1999 Table D-8. RS-449 Cable Interface Signal CircuitMnemonic ITU-TNumber Direction Pin Shield — — — 1 Signal Ground SG 102A — 19 Receive Ground RC 102B — 20 Send Common SC — — 37 Send Data SD 103 To DSU/CSU 4 (A)22 (B) Receive Data RD 104 FromDSU/CSU 6 (A)...

Pin Assignments D-14 3160-A2-GB21-80 March 1999 Serial Crossover Cable Use a serial crossover cable like the one shown in Figure D-10 (with an adapterlike that shown in Figure D-10) to connect an external modem to the DSU/CSU’sCOM port. Pin 1 Pin 14 Pin 13 Pin 25 Pin 1 Pin 14 Pin 13 Pin 25 P2 Plug C...

99-16291 2 3 5 4 6 1 Pin Assignments D-15 3160-A2-GB21-80 March 1999 Power Input Connector The input power connector leads are shown in Table D-11. Pin 1 is at the lowerright of the connector and Pin 6 at the upper left as you face the back of the unit. Table D-11. DC Power Connector Signal Pin Numb...

Pin Assignments D-16 3160-A2-GB21-80 March 1999 External Clock Interface The External Clock connector pinouts are in Table D-12. Table D-12. External Clock Connector Signal Pin Number Shield 1 Clock (+) (RS422 only) 2 Clock (–) (RS422 only) 3 Clock In (RS423 only) 9 Signal Common 11

E-1 3160-A2-GB21-80 March 1999 SNMP MIB Objects E Overview This appendix describes the Management Information Base (MIB) objects thatare supported by the DSU/CSU and provides a correlation between front panelcommands and MIB objects ( Table E-1 ). The DSU/CSU supports the following MIBs: MIB II – De...

SNMP MIB Objects E-3 3160-A2-GB21-80 March 1999 System Group – “sysObjectID” Object (system 2) This object provides the authoritative identification of the network managementsubsystem contained in the unit. This object displays the following object identifier: 3160 [ Company OID].1.14.2.2.1 3164 [ C...

SNMP MIB Objects E-4 3160-A2-GB21-80 March 1999 Interface Group, MIB II The Interfaces Group consists of an object indicating the number of interfacessupported by the unit and an interface table containing an entry for eachinterface. The DSU/CSU provides an entry in the interface table for the netwo...

SNMP MIB Objects E-6 3160-A2-GB21-80 March 1999 Interface Group – “ifDescr” Object (ifEntry 2) This object provides information about the interface. Each interface displays atext string as shown below: Network T1: “ Network T1. [ Company Name] T1 DSU/CSU, Hardware Version: [CCA number for the CSU bo...

SNMP MIB Objects E-7 3160-A2-GB21-80 March 1999 Interface Group – “ifSpeed” Object (ifEntry 5) This object provides the interface’s current bandwidth in bits per second. Thevalue of this object for each interface is specified as follows: T1 Interfaces: 1,544,000 bps. COM, AUX,and MODEM: The currentl...

SNMP MIB Objects E-8 3160-A2-GB21-80 March 1999 Interface Group – “ifOperStatus” Object (ifEntry 8) This object specifies the current operational state of the interface. The value ofthis object for each interface is defined as follows: Network T1: The interface is up(1) when no alarm conditions exis...

SNMP MIB Objects E-9 3160-A2-GB21-80 March 1999 Interface Group – Input Counters (objects ifEntry 10 to ifEntry 15) These objects collect statistics on the data received by the COM port, the AUXport, and the MODEM port when these ports are configured as SNMPmanagement links. For interfaces that are ...

SNMP MIB Objects E-10 3160-A2-GB21-80 March 1999 IP Group, MIB II The IP Group objects are supported by the DSU/CSU for all data paths whichcurrently are configured to carry IP data to or from the DSU/CSU, including theMODEM, COM, AUX, carrier SNMP bus, EDL, and FDL. All of the objects in theIP Grou...

SNMP MIB Objects E-12 3160-A2-GB21-80 March 1999 IP Group – “ipRouteDest” Object (ipRouteEntry 1) The ipRouteDest object serves as the index to the routing table. Since indexes fortables must be unique, only one route per destination may appear in the table. Toensure that no duplicate destinations a...

SNMP MIB Objects E-13 3160-A2-GB21-80 March 1999 IP Group – “ipRouteAge” Object (ipRouteEntry 10) This object is implemented as a read-only object in the DSU/CSU. In theDSU/CSU, it reflects the value of the route’s time-to-live (in seconds). Whendisplays, a value of 999 represents a route that is re...

SNMP MIB Objects E-15 3160-A2-GB21-80 March 1999 Near End Group – “dsx1TimeElapsed” Object (dsx1ConfigEntry 3) Applies to the network interface only. An error status is returned if access isattempted for the DTE Drop/Insert (DSX-1) interface. Near End Group – “dsx1ValidIntervals” Object (dsx1ConfigE...

SNMP MIB Objects E-16 3160-A2-GB21-80 March 1999 Near End Group – “dsx1CircuitIdentifier” Object (dsx1ConfigEntry 8) This object is only supported on the Net T1 Interface. Near End Group – “dsx1LoopbackConfig” Object (dsx1ConfigEntry 9) This object specifies the loopback state of the T1 interfaces. ...

SNMP MIB Objects E-17 3160-A2-GB21-80 March 1999 Near End Group – “dsx1TransmitClockSource” Object (dsx1ConfigEntry 12) This object specifies the timing source for the transmit clock for this T1 interface.This object differs from the MIB definition in that it is “read-only” (not read/write)for DSU/C...

SNMP MIB Objects E-19 3160-A2-GB21-80 March 1999 DS1 Fractional Group, DS1/E1 MIB The DS1 Fractional Group consists of the DS1 fractional table. This table(dsx1FracTable) is fully supported by the DSU/CSU and allows channel (timeslots) to be mapped between the T1 interfaces and data ports. If an inv...

SNMP MIB Objects E-20 3160-A2-GB21-80 March 1999 General Port Table, RS-232-like MIB The general port table contains general configuration objects for the RS-232-likeinterfaces. General Port Table – “rs232PortIndex” Object (rs232PortEntry 1) This object contains a unique value for each port and is u...

SNMP MIB Objects E-21 3160-A2-GB21-80 March 1999 General Port Table – “rs232PortType” Object (rs232PortEntry 2) This object is used to identify the port’s hardware type. Only the following valuesare supported by the DSU/CSU. rs232(2) – Used to identify the MODEM, AUX, and COM ports. rs422(3) – Used ...

SNMP MIB Objects E-23 3160-A2-GB21-80 March 1999 Synchronous Port Table, RS-232-like MIB The synchronous port table contains an entry for each of the synchronous dataports and the MODEM or COM port when the port is configured for synchronousoperation. For the DSU/CSU, the entries in the table that a...

SNMP MIB Objects E-24 3160-A2-GB21-80 March 1999 Output Signal Table, RS-232-like MIB This object contains entries for the output signals that can be asserted by the unitfor each of the synchronous data ports. Output Signal Table – “rs232OutSigName” (rs232OutSigEntry 2) This object contains the iden...

SNMP MIB Objects E-25 3160-A2-GB21-80 March 1999 Generic Interface Test Table, Generic Interface MIB The test table provides access to additional tests (loopbacks and pattern tests)that are not in the interface group of MIB II. Generic Interface Test Table – “ifExtnsTestType” Object (ifExtnsTestEntr...

SNMP MIB Objects E-29 3160-A2-GB21-80 March 1999 Table E-1. SNMP MIB to Front Panel Command Cross-Reference (1 of 4) Front Panel Command SNMP MIB Object Stat–>DevHS: LOS at NETOOF at NETYellow at NETAIS at NETEER at NET Read the dsx1LineStatus object for NET T1 dsx1LossOfSignaldsx1LossOfFramedsx1...

F-1 3160-A2-GB21-80 March 1999 IP Network Addressing Scenarios F Overview This appendix describes a means of configuring 31xx Series devices in anInternet Protocol (IP) network to provide SNMP or Telnet connectivity. Since thereare many possible network addressing schemes, this appendix describes an...

IP Network Addressing Scenarios F-2 3160-A2-GB21-80 March 1999 Scenario 1 The first scenario (Figure F-1) is a series of standalone 31xx Series devices daisychained together, with remotes connected via the FDL. In this scenario, all 31xxSeries devices are on the same subnet (135.18.1.0). The subnet ...

IP Network Addressing Scenarios F-3 3160-A2-GB21-80 March 1999 Scenario 2 The second scenario (Figure F-2) is a carrier communicating with standaloneremotes. This scenario is similar to the previous one, treating the carrier devicesas the daisy-chained devices. All devices are still on the same subn...

IP Network Addressing Scenarios F-4 3160-A2-GB21-80 March 1999 Scenario 3 This third scenario (Figure F-3) shows a local carrier connected to remotecarriers that have remote standalones. Each carrier must be on a separatesubnet but, as in the previous scenario, the carrier-remote combination can sha...

IP Network Addressing Scenarios F-5 3160-A2-GB21-80 March 1999 Scenario 4 An alternative addressing scheme, for the network is shown in Figure F-4. Thisexample uses a subnet mask of FF.FF.00.00 for the COM port in the central-sitecarrier (only), with all of the remaining subnet masks set to FF.FF.FF...

IP Network Addressing Scenarios F-6 3160-A2-GB21-80 March 1999 Scenario 5 Figure F-5 illustrates multiple COM ports on the same carrier connected todifferent NMSs. This might be used in service-provider applications, where someof the carrier’s circuit cards (and their remotes) are managed by one NMS...

G-1 3160-A2-GB21-80 March 1999 Front Panel Emulation G Overview The DSU/CSU offers functionality through Front Panel Emulation software that issimilar to that provided by the DSU/CSU front panel. The DSU/CSU can either belocally or remotely attached to a 386 or higher PC that has at least 4 MB of RA...

Front Panel Emulation G-2 3160-A2-GB21-80 March 1999 Procedure To install Front Panel Emulation software: 1. Insert the diskette into the appropriate drive. 2. Select File from Program Manager. 3. Choose Run. 4. Type A:INSTALL and click OK. 5. An Information screen appears. Choose Continue to contin...

Front Panel Emulation G-3 3160-A2-GB21-80 March 1999 Starting Front Panel Emulation If the DSU/CSU selected is not locally attached to the PC, you must first dial tothe remote DSU/CSU before starting front panel emulation. The modem attachedto the PC must support AT commands for the Front Panel Emul...

H-1 3160-A2-GB21-80 March 1999 Asynchronous Terminal Operation H Overview You can configure and manage the DSU/CSU from an asynchronous (async)terminal that is configured for 9.6 kbps, 8 characters, no parity, and 1 stop bit. This appendix provides operational examples to help you become familiar wi...

Asynchronous Terminal Operation H-2 3160-A2-GB21-80 March 1999 Initiating an Asynchronous Terminal Session Once the appropriate configuration option changes have been made and accessis established, the Main Menu screen appears (unless a password is required). Figure H-1 shows the Main Menu screen fo...

Asynchronous Terminal Operation H-3 3160-A2-GB21-80 March 1999 Ending an Asynchronous Terminal Session To end the async terminal session from any screen, press Ctrl-a to move from theScreen area to the Screen Function Keys area (Figure H-1), and then select Exit. ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎ...

Asynchronous Terminal Operation H-4 3160-A2-GB21-80 March 1999 Menu Organization Async terminal menus differ from front panel menus in that they typically do notuse abbreviations and, in some cases, provide a more direct access to an optionor function. Figure H-2 shows the organization of the async ...

Asynchronous Terminal Operation H-5 3160-A2-GB21-80 March 1999 Using Asynchronous Terminal Screens There are three types of async terminal screens. Menu screens list selections available through the menu system. Input screens allow you to edit or change information on a screen usingscreen function k...

Asynchronous Terminal Operation H-6 3160-A2-GB21-80 March 1999 Table H-2. Keyboard Keys Keyboard Key Usage Ctrl-a Moves the cursor between the Screen area and theScreen Function Keys area. Esc Returns to the previous screen. Tab Moves the cursor to the next field. Back (Shift) Tab or Ctrl-k Moves th...

Asynchronous Terminal Operation H-7 3160-A2-GB21-80 March 1999 Setting Customer Identification The customer identification is used to uniquely identify the DSU/CSU. Procedure To change the customer identification (Customer ID): 1. From the Main Menu screen, select Control. The Control screen appears...

Asynchronous Terminal Operation H-8 3160-A2-GB21-80 March 1999 Displaying LED Conditions The same conditions monitored by the front panel LEDs can also be monitoredby the Display LEDs screen. This screen is most useful when the DSU/CSU isbeing accessed remotely. Procedure To display LED conditions: ...

Asynchronous Terminal Operation H-9 3160-A2-GB21-80 March 1999 Changing Configuration Options Use the Configuration branch of the main menu to display or change DSU/CSUconfiguration options. Refer to Changing Configuration Options in Chapter 3, Operation, and Appendix C, Configuration Options . If t...

Asynchronous Terminal Operation H-10 3160-A2-GB21-80 March 1999 2. From the Load Configuration From screen, select a configuration option set to load (Current, Customer 1, Customer 2, Default Factory 1, or DefaultFactory 2). You cannot edit the Default Factory configuration options, but youcan displ...

Asynchronous Terminal Operation H-11 3160-A2-GB21-80 March 1999 Saving Edit Changes Procedure To save edit changes: 1. From the last edit screen, select Save. The Save Configuration To screen appears (Figure H-7). 2. From the Save Configuration To screen, select a configuration option set (Current, ...

Asynchronous Terminal Operation H-12 3160-A2-GB21-80 March 1999 Establishing Access Security on a Port Although the password feature is available, it is not required. If used, it ensuresaccess security before control is passed to a device connected to a port. Thefollowing procedure is an example onl...

Asynchronous Terminal Operation H-13 3160-A2-GB21-80 March 1999 Setting a Password In addition to establishing access security on a port (refer to the previous section, Establishing Access Security on a Port ), the password itself is set. Unless you specify otherwise, the password is null. Procedure...

Asynchronous Terminal Operation H-14 3160-A2-GB21-80 March 1999 Entering a Password to Gain Access When access security is required, the Login screen (Figure H-10) appears beforeyou can access the Main Menu screen. The password must be entered. If the password is valid, the DSU/CSU’s top-level menu ...

Asynchronous Terminal Operation H-15 3160-A2-GB21-80 March 1999 Configuration Worksheets for the AsynchronousTerminal Interface This section contains one set of blank worksheets to be used when configuringyour DSU/CSU using the async terminal interface. In the tables, default settingsfor Default Fac...

Asynchronous Terminal Operation H-20 3160-A2-GB21-80 March 1999 General Options Front Panel Equivalent Value (Default in Bold) Generate Yellow AlarmSignals Gen Yellow Enable, Disable Initial Self Test Self-Test Enable, Disable Primary Clock Source Clock Src Network, DTE, Internal,External, Port 1 Ex...

I-1 3160-A2-GB21-80 March 1999 Equipment List I Equipment Feature Number Model 3160 DSU/CSU 3160-A2-210 Model 3164 DSU/CSU 3164-A2-210 Model 3165 DSU/CSU 3165-A2-210 T1 Line Interface Cable, RJ48C-to-RJ48C 3100-F1-500 T1 Line Interface Cable, RJ48C-to-DA15P (Canada) 3100-F1-510 COM Port-to-PC Cable,...

GL-1 3160-A2-GB21-80 March 1999 Glossary A test pattern consisting of a one (1) followed by seven zeros (on the network only). A rack-mounted device containing 17 slots in which to place circuit cards. Alternate Channel Alternate Mark Inversion. A method of allocating DS0 channels as agroup, so that...

IN-1 3160-A2-GB21-80 March 1999 Index A abort lamp test, 4-36– 4-38 loopback, 4-29– 4-38 test patterns, 4-34– 4-38 ac power module, 1-7, B-1ACAMI method of channel allocation, 3-40– 3-68Activ (Active) configuration area, functional description, 3-14 addressing. See IP (Internet Protocol) addressing ...