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Cisco Systems Dial NMS manual Task 6-Managing IP Addresses by Using DNS

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How to Create a Reverse DNS Zone

Task 6—Managing IP Addresses by Using DNS

How to Create a Reverse DNS Zone

Basic Dial NMS Implementation Guide

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Cisco Systems Dial NMS manual Task 6-Managing IP Addresses by Using DNS

Contents

Internetworking Solutions Guide August Corporate Headquarters Basic Dial NMS Implementation GuideCisco Systems, Inc 170 West Tasman Drive San Jose, CA 800 553-NETS Fax 408Basic Dial NMS Implementation Guide Copyright 2000, Cisco Systems, Inc All rights reservedC O N T E N T S Task 3-Using MRTG to Monitor and Graph Traffic Loads Task 5-Setting Up a Web Portal for the Dial NMSTask 1-Enabling SNMP in a Cisco IOS Device Enabling SNMPTask 6-Managing IP Addresses by Using DNS Task 7-Using HP OpenView to Create the SNMP FrameworkTask 8-Using CiscoWorks 2000 Resource Manager Essentials Using CiscoViewContents Basic Dial NMS Implementation Guide Preface PurposeAudience Scopebold ConventionsLEEE Related Documentation and Sites Technical References and SupportFreeware Internetworking Solutions GuidesCisco Product Documentation Cisco Connection Online Documentation Feedback Documentation CD-ROMAcknowledgements Overview of Basic SNMP Building Blocks About SNMPSNMP Technology TAC Page -Network What are the Basic Components of SNMP?Managed devices About Basic SNMP Message Types and Commands About Basic SNMP Message Types and CommandsFigure 1 An SNMP-Managed Network Entity NMSWhat are SNMP MIBs? A managed object has these unique identities SNMPv1 and ASN1 Data Types What is SNMPv1?SNMPv1 and SMI-Specific Data Types What is SNMPv2? SNMPv1 Protocol OperationsAbout SNMP Management SNMPv2 and SMISMI Information Modules SNMPv2 Protocol OperationsAbout SNMP Security Overview of Basic SNMP Building Blocks About SNMP Security Basic Dial NMS Implementation GuideNetwork Design for a Dial NMS Case Study Introduction to the Case StudyBenefits of a Dial NMS Dial NMS Planning Questionnaire THEnetNetwork Design Questions AnswersNetwork Design Questions and Answers continued THEnetNetwork Design Questions AnswersDial NMS Service Definition show isdn servicedebug ppp error show controller t1show version show runningshow modem version show interface accounting` show access-lists ` show modem operational-status` show modem connect-speeds show modem summaryFigure 5 Network Topology for One POP Network TopologyFigure 6 Network Topology for the NOC Hardware Requirements Hardware Description for Two POPs and the NOCCapacity-Planning Matrix for the Line and Chassis Requirements 3 monthsSoftware Requirements Dial NMS Software and Management System RequirementsConfiguration Design Parameters POP #1 Implementation and Operation Tasks SupportContact Phone T1 Dial-in NumberImplementation and Operation Tasks Network Design for a Dial NMS Case StudyBasic Dial NMS Implementation Guide Dial MIBs and OIDs Used in the Case Study Dial RelatedSystem Management MIB II / Interfacesshow modem summary show controllers t1call-counters show isdn memory See theshow controllers t1 call-countersshow modem summary show modemshow caller ip show isdn historyshow caller ip show caller ipTask 1-Enabling SNMP in a Cisco IOS Device About Enabling SNMPEnabling SNMP Table 13 SNMP Command DescriptionsEnables traps for unsolicited notifications for configuration Task 1-Enabling SNMP in a Cisco IOS Device About Enabling SNMP Basic Dial NMS Implementation GuideAbout Using UCD-SNMP Task 2- Exploring SNMP Capabilities by UsingUCD-SNMP Installing UCD-SNMP and Downloading Cisco MIBs Exploring SNMP MIBs for Dial Netwo rks1.3.6.1.2.1 location. The Cisco enterprises prefix points to Note Do not forget the space between and /export About SNMP Commander Setting Up SNMP CommanderFigure 8 SNMP Commander Tool Task 2- Exploring SNMP Capabilities by Using UCD-SNMPAbout SNMP Commander Basic Dial NMS Implementation GuideAbout SNMP Commander Task 2- Exploring SNMP Capabilities by Using UCD-SNMPBasic Dial NMS Implementation Guide Task 2- Exploring SNMP Capabilities by Using UCD-SNMP About SNMP Commander Basic Dial NMS Implementation GuideTask 3-Using MRTG to Monitor and Graph Traffic Loads About MRTGTable 14 Circuit Utilization OIDs About Selecting Dial OIDsVariable Base MIB and OID DescriptionBase MIB and OID DescriptionHow to Inspect and Interpret Data Figure 11 Daily Graph DS0s and PPP Sessions in Use Figure 12 Weekly Graph DS0s and PPP Sessions in UseThe configuration file used to create these graphs is posted at Interface Type Creating and Editing a Configuration FileSyntax Example Example How to Inspect and Interpret Data Task 3-Using MRTG to Monitor and Graph Traffic LoadsBasic Dial NMS Implementation Guide How to Inspect and Interpret Data Task 3-Using MRTG to Monitor and Graph Traffic LoadsBasic Dial NMS Implementation Guide crontab from any directory Sending MRTG Graphs to a Web Server Page Task 3-Using MRTG to Monitor and Graph Traffic Loads How to Inspect and Interpret Data Basic Dial NMS Implementation GuideAbout Syslog emergencies About NTP About Modem Call RecordsReleases 11.3AA and 12.0T Enabling NTP on a Cisco IOS Device Setting Up an NTP Client The following information appears Enabling Syslog and Modem Call Records in the Cisco IOS Software Troubleshooting the NTP Clientntpq -p command console errors or logging console warnings Configuring the Syslog Daemon daemon is not running, no ID is returned Inspecting Syslog Messages in t he Log File Figure 18 Syslog Messages that Appear by Using FTP and a Web BrowserUses FTP to view About Modem Call Records Basic Dial NMS Implementation Guide Task 5-Setting Up a Web Portal for the Dial NMS About a Web PortalUtility FunctionBuilding a Device Linker Web Page OOB console access Troubleshooting a Cisco 2511 Console Connection About HTTP Access to the CLI Using HTTP to Access CLI Commandsshow running configuration show isdn serviceshow file systems show ip routeshow caller timeout authenticationauthorization debug ppp authenticationFigure 22 Cisco IOS CLI Commander Task 5-Setting Up a Web Portal for the Dial NMSAbout HTTP Access to the CLI Basic Dial NMS Implementation GuideFigure 23 Output for the Show Caller Command Task 5-Setting Up a Web Portal for the Dial NMSAbout HTTP Access to the CLI Basic Dial NMS Implementation GuideAbout Managing IP Addresses Task 6-Managing IP Addresses by Using DNSReference Using Cisco Network Registrar CLI Command s Note The NRCMD command mode is not used In the previous example, the zone command Using a Batch File to Make Changes to a DNS Configuration Creating a Primary Forward Zone Creating an IP Tracker Web PageTask 6-Managing IP Addresses by Using DNS About Managing IP Addresses To create an IP tracker web page, follow these stepsFigure 24 IP Tracker Web Page Basic Dial NMS Implementation GuideStep 2 Understand how the CGI scripts function How to Create a Reverse DNS Zone esupport-austin.the.netRefresh 1 hours Retry 30 minutesTask 6-Managing IP Addresses by Using DNS How to Create a Reverse DNS Zone Basic Dial NMS Implementation GuideTask 7-Using HP OpenView to Create the SNMP Framework About HP OpenViewVerifying the SNMP Configuration Connected to native database openviewIn the SNMP Configuration screen, enter the following information Task 7-Using HP OpenView to Create the SNMP Framework Step 4 Click Add and Apply to submit the entriesAbout HP OpenView Basic Dial NMS Implementation GuideAbout SNMP Demand Polls Performing an SNMP Demand PollStep 5 Select Network Connectivity Poll Node Testing SNMP Get Requests Table 31 Important Fields to Inspect In the Polling Results continuedFigure 29 Successful SNMP Test Table 32 Test IP/TCP/SNMP Field DescriptionsTroubleshooting SNMP and a Demand Poll Verifying that SNMP Traps Are ReceivedStep 1 Open the All Events Browser. From the Fault menu, select Events Unmanaging the Dial Ports Creating and Adjustin g Maps Select Automatic Layout About Discovery FiltersChoose Off For This Submap Setting Up and Editing a Discover y Filter TheNetNodeList This is the filter for TheNet nodeslist TheNetNodes TheNetFiltersUsing the HPOV CLI to Enter a Device into the Database Task 7-Using HP OpenView to Create the SNMP Framework About Discovery Filters Basic Dial NMS Implementation GuideTask 8-Using CiscoWorks 2000 Resource Manager Essentials About CiscoWorks 2000 RMECiscoWorks 2000 TAC Support Page -Provides links to CiscoWorks 2000 Documentation Set -A collection ofImporting Devices from HPOV and Popul ating the Databases Step 5 Select Inventory Import from Local NMSChoose Resolve conflicts after importing Choose Cisco devices only Verifying that Device Polling is Turned On Polling the Devices Figure 35 The Status of the DevicesTask 8-Using CiscoWorks 2000 Resource Manager Essentials Figure 36 Devices Listed in the Availability MonitorStep 6 Click Finish About CiscoWorks 2000 RMEBacking up Cisco IOS Configurations Step 2 Select All DevicesUsing CiscoView Step 2 Go to Monitor CiscoViewTask 8-Using CiscoWorks 2000 Resource Manager Essentials Figure 39 Available Modems in the Cisco AS5800 Dial ShelfAbout CiscoWorks 2000 RME Basic Dial NMS Implementation GuideTask 8-Using CiscoWorks 2000 Resource Manager Essentials About CiscoWorks 2000 RME Basic Dial NMS Implementation GuideI N D E Page Page Page Page Index Basic Dial NMS Implementation Guide