Diagnostics Troubleshooting | Carrier Access SNMP specification

About This Chapter

Chapter 12

Diagnostics &

Troubleshooting

Contents of This Chapter:


	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 Channel LED is RED	9
	Network Loopback 1 and 2	5	All Voice Channel LEDs flash RED	9
	T1 Line or Payload Loopbacks	5	No Ringing During a Self Test	10
	ANSI T1.403 Remote T1 LLB	5	Access Bank Shuts Down	10
	Disabling an External Alarm	6

12.1 About This Chapter

This chapter provides instructions for performing:

•Self Test Loopbacks.

•Network Loopbacks.

•Disabling external alarms.

•Fault isolation procedures for troubleshooting problems encountered while operating the Access Bank II - SNMP.

12.2Diagnostic Switches

The Access Bank II - SNMP System Setup and T1 Span Setup DIP switches on the Control Panel include settings for running the self test loopbacks, enabling network loopbacks, and enabling alarm cut-off.

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12-1

Image 122

Carrier Access SNMP manual Diagnostics Troubleshooting, Diagnostic Switches

Contents

Snmp Page FCC Requirements Safety Requirements Warranty Warranty Product Returns Page Contents Access Bank II Snmp Chapter Physical Installation Chapter Electrical Installation Chapter Initialization Basic Configuration Remote Monitor Chapter FXS-ID Configuration Chapter Battery Reversal FXS & Dial Pulse Origination Card Chapter Wire E&M/TO Configuration Chapter Channel FXO & Dial Pulse Termination Card Chapter Diagnostics Troubleshooting Xvi Chapter Maintenance Chapter Snmp Management & Command Line Interface Xviii Xix Page About This Chapter General System Overview Dual T1/CSU Network Interfaces Features, Functions, and OptionsStandard Features Software Programmable Functions 1 V.35 DCE Port Analog Line Interfaces FXS, & FXO, and 4-Wire E&MDigital Data Ports 2 RS-232 Data Port Local/Remote Mode Selection Local and Remote Network Management Snmp Overview Snmp ManagementLocal and Remote Snmp Management Command Line Interface Local and Remote CLI Management Windows-Based GUI Management Software Local and Remote Telnet CLI Management Design Philosophy Local and Remote GUI Management Physical Characteristics Product Description Control Panel Interface Connectors Control Panel DIP Switches LED Test and Status Indicators Access Bank II Snmp Top Cover Installation Guide Technical Specifications Dual T1 Network Line Interfaces T1-to-T1 DelayT1 Channel Service Units CSUs Line Codes 1 V.35 Serial Port Analog Line InterfacesFXS Voice Card 2 RS-232 Remote Management/Data Port Network Management 12 4-Wire E&M/TO Voice Card11 FXO/DPT Voice Card Standards Compliance AlarmsControl Panel I/O Connectors Environmental PowerPhysical Dimensions Installation 24/01 Physical Installation Installation Check List Access Bank II Snmp Packing Materials List Description Chassis Mounting Wall Mounting Rack Mounting Mounting with Heavy-Duty Brackets Surface MountingRack Mounting with Brackets Shipped with Unit Mounting the Power Converter Wall-Mounting the Access Bank II Snmp 2Rack Mounting on a 19 Rack Using Small Brackets Rack Mounting on a 19 Rack Using Heavy-Duty Brackets 4Optional Heavy Duty Brackets 24/01 Electrical Installation Installing Cables and Adapters DCE-MF DC Power Connector Input Snmp Connector3 V.35 DCE Data Port Connector 1 RJ-48C Jacks for T1 Span 1 and Span Connecting the Voice Circuits Tip & Ring Jack female T1 Line Interface on RJ-48C-T1 Modular 8-Pin Jack Connecting the Dual T1 LinesCustomer Premises Installations 3 24 AWG Twisted-Pair V.35 DCE Data Port ConnectionsAbam 600 T1 Cable Micro-D Signal Winchester Paired Pin male Signals + Shield Pin Assignments for CAC V.35 Data Cables Access Bank II Snmp V.35 DCE Data Port Connections Access Bank II Snmp V.35 DCE Port female RS-232 Management 1 RS-232 DCE Management Cable Local Management Cable Null Modem Adapter CAC Local Management Adapter Cable Pin Assignments Straight Adapter 7Null Modem Adapter Pin Assignments CAC Straight Adapter Pin Assignments Connecting the Power and GroundPower Connector Pinout Assignments 24/01 Initialization Basic Configuration Connecting to the Access Bank Configuring the Access Bank AB-II Snmp in an Example Network Check the system clocking configuration Check the time information Check the configuration of T1 port #1 To set Snmp configurations, if required examples given below Nicholas Jones, 203-555-8897, PIN #33345 24/01 Remote Monitor Overview Remote Monitor Software ProgramMessage Traffic Online Help Hardware Requirements Initialization for Basic Operation in the Remote Mode Remote Monitor Screen Hierarchy FXS-ID Configuration FXS-ID Voice Card Wink-Start to Loop-Start or Ground-Start Signaling TypesFXO Switch to AB2 FXS A/B Signaling Setting the FXS Transmit and Receive Levels Wink Delay FXS Transmit and Receive Level Option Settings FXS Signaling Summary Option Switch Signaling Number Setting the FXS Signaling Options Option Switches A, B, and C FXS Signaling Option Descriptions FXS Signaling Options Option 4. E&M Immediate-Start-to-Ground-Start Conversion Option 2. Wink-Start to Ground-Start ConversionOption 3. E&M Immediate-Start-to-Loop-Start Conversion Option 7. Customized Signaling FXS Voice Channel Monitoring and Testing TP Busy/Idle Switch FXS Backplate Switches FXS Backplate LEDs Busying Out Individual FXS Channels Self Test Loopbacks FXS Voice Channel Monitoring and Testing 24/01 Battery Reversal FXS & Dial Pulse Origination Card Description of the BRFXS/DPO Card Overview of Operation BRFXS/DPO Applications DPO Setting the Transmit and Receive Levels Transmit and Receive Attenuation Switch Values Brfxs V BRFXS/DPO Configuration Settings OFF BRFXS/DPO Back Plate LEDs BRFXS/DPO Voice Channel Monitoring and Testing Setting Brfxs and DPOBattery Reversal FXS Loop-Start Busying Out Individual BRFXS/DPO Channels Self Test Loopbacks 24/01 Channel FXO & Dial Pulse Termination Card Description of the FXO Card Foreign Exchange Office FXO Termination Termination Options and Switch Settings for the FXO/DPTTermination Options Dial Pulse Termination DPT Termination Options Channel Attenuation Options FXO V 10-6 11.2 4-Wire E&M/TO Voice Card Functional Description Typical Applications Physical Description 11.4 E&M Signaling Conventions Signaling Conventions Detector-Driver Functions 48V 5E&M Signaling Type Jumper Connections by Type and Mode Programming E&M Signaling TypesJumper Switch Settings Detector Configuration 4-Wire E&M Signaling Options Normal and Tandem Mode Cables for 4-wire E&M/TO Card Configuring Signaling Types and Trunk ProcessingE&M T1 Signaling Normal and Tandem Cables 4-Position DIP Switch Settings TP Busy/Idle SwitchSetting Transmit and Receive Gain Transmit Analog-to-Digital Gain Receive Digital-to-Analog Gain 11.14 E&M Normal mode cableCall Progress LED Indicators 11.13 E&M Voice Channel Monitoring Cable Type Common ConnectorTelco Connectors Markings 11.15 E&M Tandem Mode Cable E&M Normal Mode Cable E&M Tandem Mode Cable 7Part 1 Connector Pinouts for Cable P/N Normal Mode Telco Connector a Telco Connector B Part 2 Connector Pinouts for Cable P/N Part 1 Connector Pinouts for Cable P/N 11-17 11-18 Diagnostics Troubleshooting Diagnostic Switches Local Mode OFF = No Test Tone, on = Ringback Tone Self Test 1 Card Self Test Self Test Fault IndicationsCard Self Test Signaling States Voice Channel LED is RED during Self Test Local Mode No Network Loopback or Network Loopback Enabled 12.5 1 kHz Digital Milliwatt Test SignalRemote Mode Ringback Tone or 1 Digital Milliwatt Standard Digital Milliwatt Signal Illustrations of Loops and Self-Tests Remote Mode Remote T1 Line or Payload LoopbacksAnsi T1.403 Remote T1 LLB Ansi T1.403 Remote Payload Loopback Self-Test Loopback Legend Equipment Loopback Equipment Loopback Payload 12.9.4 DS-1 Network Loopback DS-1 Network Loopback Payload Receiving DS-1 CSU Loopback Sending DS-1 CSU Loopback Sending DS-1 Bert Pattern 12.9.9 V.35 Equipment Loopback 12.9.10 V.35 Network Loopback Sending V.54 Loopback Sending FX Ring or Tone Disabling an External AlarmReceiving V.54 Loopback 50-Pin Tip & Ring Jack T1 Line Status LEDs for T1 Span 1 and T1Span V.35 Status LED Fault Isolation ProceduresT1 Test LEDs for T1 Span 1 Control Panel LED Indications Voice Channel LED is RED during a Self Test Other Fault IndicationsBack Plate Indications All Voice Channel LEDs flash RED Access Bank II Snmp Shuts Down for No Apparent Reason 12-18 Maintenance Replacing a Voice Card Accessing the Voice Cards Replacing the Controller Card Removing the Chassis Tray Replacing the Controller Card 13-6 Snmp Management Command Line Interface Local/Remote Mode Selection Snmp Overview Snmp ManagementLocal and Remote Snmp Management Protocol Hierarchy Used In Access Bank II Snmp Protocols Statistics CommandsManagement Information Bases Supported Management Information Bases Traps Local and Remote CLI Management Command Line Interface CLIMaintenance Command Line Interface CLI 14.4.2 RS-232 CLI Operation Context Sensitive Help Context sensitive help, type ? at any time CommandLineInterfaceHelp.Forimmediate Code ipaddr path .Load app code path from Tftp server DPT DSX Ring Disable any Current Loopback General Loopback Usage Display/Set Optional Data RS-232 Port Echo Echo Telnet output on serial line Off Disable Enable Configuration Commands 14.4.4.1 aco 14.4.4.3 aps AlarmsBoot Connections Config14.4.4.5 clk Craft Date 14.4.4.12 ds1 14.4.4.10dni14.4.4.11dialout 14.4.4.15 ip EventExit 14.4.4.18 mac KillLoop Make Ping PasswordName Snmp 14.4.4.23 rs232Screen height Telnet Trap 14.4.5.1equipment Status Commands14.4.4.30 Status 14.4.5.2 logStatistics 14-30 Glossary Channel Service Unit See DSU/CSU ESF Extended Superframe Format PBX Private Branch Exchange Performance Report Message PRM Trunk Processing TP