Paradyne 7112 Repeater Loopback

Testing

7-5

7112-A2-GB20-20 March 1998

2. To manually stop the test, verify that the cursor is positioned at the Stop

command and press Enter.

496-15076

CSUDSU

Network

Interface

ALL 1s

PLB

DTE

Payload Loopback cannot be started when any other loopback or Send Pattern

test is already active on the network interface.

Repeater Loopback

Repeater Loopback (RLB) loops the signal being sent from the data port back to

the data port. Framing CRCs and BPVs are corrected.

"Procedure

To run a Repeater loopback:

1. Position the cursor at the Start command next to Repeater Loopback on the

Network Tests screen and press Enter.

2. To manually stop the test, verify that the cursor is positioned at the Stop

command and press Enter.

496-15077

CSUDSU

Network

Interface

RLB

DTE

ALL 1s

Repeater Loopback cannot be started when any of the following tests are already

active:

HData Terminal Loopback

HData Channel Loopback

HPayload Loopback.

Contents

Main Page i Contents About This Guide 1About the T1 DSU/CSU 2Using the ASCII Terminal Interface (ATI) ii 3Configuring the DSU/CSU 4Security 5IP Addressing iii 6Monitoring the DSU/CSU 7Testing iv 8Messages and Troubleshooting AConfiguration Option Tables BWorksheets v CMIB Descriptions Page vii About This Guide Document Purpose and Intended Audience Document Summary Section Description viii Product-Related Documents Document Number Document Title 1-1 About the T1 DSU/CSU 1 Model 7112 T1 DSU/CSU Features 1-2 Typical DSU/CSU Configurations 1-3 User Interface Types Monitoring DSU/CSU LEDs IP Addressing Model 7112 T1 DSU/CSU Features Using the ASCII Terminal Interface (ATI) Rear Panel Interface Connections Model 7112 T1 DSU/CSU with Internal Ethernet LAN Adapter Startup Instructions CAUTION: SNMP Management Capabilities Management Information Base (MIB) Support Using the ASCII Terminal Interface (ATI) 2 Accessing the ATI Connecting to the Terminal Port 2-2 Initiating an ATI Session If the ATI is already in use If security is enabled 2-3 Screen Work Areas Terminal Port Screen Format Types What Affects Screen Displays Navigating Keyboard Keys Use the following keyboard keys to navigate within the screen. Press . . . To . . . 2-5 2-6 Screen Function Keys Switching Between Screen Work Areas Example: Ending an ATI Session Page 3-1 Configuring the DSU/CSU 3 Entering Device and System Information Device Name 3-2 Configuring the DSU/CSU Worksheets Configuration Option Tables Configuration Option Areas 3-3 Accessing and Displaying Configuration Options Configuration (Load Configuration From) Saving Configuration Options 3-4 Assigning DS0 Channels to the Data Port 3-5 Displaying DS0 Channel Assignments Load Configuration From n Using the Block or ACAMI Assignment Method 3-6 Using the Individual Channel Assignment Method Clearing DS0 Channel Assignments 4-1 Security 4 Controlling SNMP Access ATI Access 4-2 Creating a Login ATI Access . Administer Logins 4-3 Deleting a Login Administer Logins Resetting the DSU/CSUs COM Port or Factory Defaults 4-4 ATI Access 4-5 Effective Access Level 4-6 Controlling SNMP Access (Load Configuration From) Assigning SNMP Community Names and Access Levels General SNMP Management 4-7 Limiting SNMP Access through the IP Addresses Page 5-1 IP Addressing 5 IP Addressing 5-2 IP Addressing Examples Local Addressing Only (No FDL) 5-3 FDL Connection Extending Subnet for FDL 5-4 FDL Connection Unique FDL Subnet 5-5 Assigning IP Addresses and Subnet Masks Page 6-1 Monitoring the DSU/CSU 6 What to Monitor 6-2 DSU/CSU LEDs Display LEDs 6-3 System LEDs Troubleshooting 6-4 Network LEDs Troubleshooting 6-5 Port LEDs 6-6 Status Screen Commands System and Test Status System and Test Status 6-7 Health and Status Messages 6-8 Table 6-2. Health and Status Messages (2 of 2) Message What To DoWhat Message Indicates (xxxxxxxx xxxxxxxx Self-Test Results 6-9 Test Status Messages 6-10 Cross Connect Status Cross Connect Status 6-11 Network Performance Statistics Network Performance Statistics 6-12 Summary Information not Interval Table 6-13 Worst Interval 6-14 24-Hour Totals Ethernet Port Status Ethernet Port Status 6-15 Management Protocol Statistics Management Protocol Statistics 6-16 7-1 Testing 7 Monitoring the DSU/CSU Messages and Troubleshooting Configuring SNMP Traps Monitoring the DSU/CSU Accessing the Test Menu 7-3 Running Network Tests Network Tests 7-4 Line Loopback CSUDSU Payload Loopback 7-5 CSUDSU Repeater Loopback CSUDSU 7-6 Remote Send Line Loopback Test Patterns for the Network 7-7 Running Data Port Tests Data Port Tests 7-8 Data Terminal Loopback CSU DSU 7-9 Data Channel Loopback CSU DSU 7-10 Send V.54 Up/Down Sequences 7-11 Send FT1 Up/Down Sequences Test Patterns for the DTE 7-12 Lamp Test Ending an Active Test 8-1 Messages and Troubleshooting 8 Standards Compliance for SNMP Traps, Configuring SNMP Traps Device Messages Troubleshooting Device Messages 8-3 Table 8-1. Device Messages (2 of 2) Device Message What To DoWhat Message Indicates 8-4 Troubleshooting Connecting to the Terminal Port 8-5 Table 8-2. Troubleshooting (2 of 2) Symptom SolutionsPossible Cause Testing. Page A-1 7112-A2-GB20-20 March 1998 Configuration Option Tables A All changes to configuration options must be saved. Refer to Saving Configuration Options in Chapter 3. System Options Menu System Table A-1. System Options A-3 Network Interface Options Menu Network A-4 Table A-2. Network Interface Options (2 of 4) A-5 Table A-2. Network Interface Options (3 of 4) A-6 Table A-2. Network Interface Options (4 of 4) A-7 Cross Connect Assignments Table A-3. Cross Connect Assignments A-8 Data Port Options Menu Load Configuration From Data Port Table A-4. Data Port Options (1 of 3) A-9 Table A-4. Data Port Options (2 of 3) A-10 Table A-4. Data Port Options (3 of 3) A-11 Ethernet Port Options Menu Ethernet Port Table A-5. Ethernet Port Options (1 of 2) A-12 Terminal Port Options User Interface Terminal Port A-13 Table A-6. Terminal Port Options (2 of 3) Creating a Login ATI Access A-14 Telnet Session Options User Interface Telnet Session A-15 Table A-7. Telnet Session Options (2 of 2) ATI Access Creating a Login A-16 SNMP Menu General SNMP Management Options General SNMP Management A-17 SNMP NMS Security Options SNMP NMS Security A-18 Table A-9. SNMP NMS Security Options (2 of 2) A-19 SNMP Traps Options SNMP & Communication To access the SNMP Traps Options screen, follow this menu selection sequence: Table A-10. SNMP Traps Options (1 of 2) A-20 Table A-10. SNMP Traps Options (2 of 2) Traps: linkUp and linkDown Traps: enterpriseSpecific Standards Compliance for SNMP Traps Worksheets B B-2 Network Interface Cross Connect Assignments B-3 Cross Connect Assignments Data Port B-4 Data Port Ethernet Port Terminal Port Telnet Session B-5 SNMP Page C-1 MIB Descriptions C MIB II RFC 1213 and RFC 1573 C-2 xxx xx System Group System Group objects are fully supported by the unit. Table C-1. System Group Objects (1 of 2) (system 1) yy.yy.yy; zzzz-zzz; Interfaces Group (interfaces 1) (ifEntry 1) C-4 Table C-2. Interfaces Group Objects (2 of 5) (ifEntry 2) (ifEntry 3) (ifEntry 4) C-5 Table C-2. Interfaces Group Objects (3 of 5) (ifEntry 5) (ifEntry 7) C-6 Table C-2. Interfaces Group Objects (4 of 5) (ifEntry 8) (ifEntry 9) (ifEntry 10) Extension to Interface Table (ifXTable) (ifXEntry 1) (ifXEntry 14) C-8 Table C-3. Extension to Interface Table (ifXTable) (2 of 2) Interface Stack Group (ifStackEntry1) (ifStackEntry2) C-9 Table C-4. Interface Stack Group Objects (2 of 2) Interface Test Table Not supported by the unit. Generic Receive Address Table Not supported by the unit. IP Group C-10 Table C-5. IP Group Objects (2 of 3) Continued on next page. (ipAddrEntry 2) (ip21) C-11 C-12 SNMP Group C-13 DS1/E1 RFC 1406 DS1 Near End Group Configuration Table Objects C-14 Table C-7. DS1 Near End Group Configuration Table Objects (2 of 4) (dsx1ConfigEntry 6) (dsx1ConfigEntry 7) (dsx1ConfigEntry 8) C-15 Table C-7. DS1 Near End Group Configuration Table Objects (3 of 4) (dsx1ConfigEntry 9) (dsx1ConfigEntry 10) C-16 Table C-7. DS1 Near End Group Configuration Table Objects (4 of 4) (dsx1ConfigEntry 11) (dsx1ConfigEntry 12) (dsx1ConfigEntry 13) DS1 Near End Group Current Table Objects (dsx1CurrentEntry 1) (dsx1CurrentEntry 2) (dsx1CurrentEntry 3) (dsx1CurrentEntry 5) DS1 Near End Group Interval Table Objects (dsx1IntervalEntry 1) (dsx1IntervalEntry 2) (dsx1IntervalEntry 3) (dsx1IntervalEntry 4) DS1 Near End Group Total Table Objects (dsx1TotalEntry 1) (dsx1TotalEntry 2) (dsx1TotalEntry 3) (dsx1TotalEntry 5) Ethernet-Like MIB RFC 1643 RS-232-Like MIB RFC 1659 Number of RS-232-Like Ports Object General Port Table Objects C-21 Table C-11. General Port Table Objects (rs232PortEntry 8) rs232PortOutFlowType (rs232PortEntry 2) Asynchronous Port Table Objects (rs232AsyncPortEntry 2) (rs232AsyncPortEntry 3) (rs232AsyncPortEntry 4) (rs232AsyncPortEntry 5) Synchronous Port Table Objects (rs232SyncPortEntry 2) (rs232SyncPortEntry 8) (rs232SyncPortEntry 9) (rs232SyncPortEntry 10) Input Signal Table Objects (rs232InSigEntry 2) (rs232InSigEntry 3) (rs232InSigEntry 4) C-25 Output Signal Table Objects (rs232OutSigEntry 2) (rs232OutSigEntry 3) (rs232OutSigEntry 4) C-26 Generic Interface Extension MIB RFC 1229 Generic Interface Test Table Objects C-27 Table C-16. Generic Interface Test Table Objects (2 of 3) C-28 Table C-16. Generic Interface Test Table Objects (3 of 3) (ifExtnsTestEntry 5) (ifExtnsTestEntry 6) C-29 Enterprise MIB Object Device Configuration Variable (pdn-common 7) Device Security, pdn-security (pdn-common 8) Device Traps, pdn-traps (pdn-common 9) Device Control, pdn-control (pdn-common 10) Page D-1 Standards Compliance for SNMP Traps D Trap: warmStart Trap: authentificationFailure D-2 Traps: linkUp and linkDown Standards Compliance for SNMP Traps D-3 D-4 Standards Compliance for SNMP Traps D-5 Page E-1 Cables and Pin Assignments E Cabling Overview Cables and Pin Assignments E-2 Modular RJ48C-to-RJ48C T1 Network Interface Cable Modular RJ48C-to-CA81A T1 Network Interface Cable E-3 Terminal Port EIA-232 Connector 10BaseT Connector Cables and Pin Assignments E-4 Serial Crossover Cable Use a serial crossover cable to connect an external modem to the DSU/CSUs COM port. The Pin 17 to Pin 24 crossovers are not required and have no effect with the Model 7112. E-5 DTE V.35 Connector Page F-1 Technical Specifications F Model 7112 DSU/CSU Technical Specifications (1 of 2) Item Specifications Technical Specifications F-2 Model 7112 DSU/CSU Technical Specifications (2 of 2) Item Specifications GL-1 Glossary GL-2 GL-3 GL-4 GL-5 GL-6 IN-1 Index Numbers A B C E F H I K N O P Q R T U V W Y