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Cisco Systems Dial NMS manual C O N T E N T S

Models: Dial NMS

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C O N T E N T S

C O N T E N T S

Preface	vii
Purpose		vii
Audience		vii
Scope	vii
Conventions			viii
Related Documentation and Sites ix
Cisco Connection Online					xi
Documentation CD-ROM					xii
Documentation Feedback					xii
Acknowledgements				xii
Overview of Basic SNMP Building Blocks						13
About SNMP			13
What are the Basic Components of SNMP?						14
About Basic SNMP Message Types and Commands 15
What are SNMP MIBs? 16
What is SNMPv1?				18
What is SNMPv2?				19

About SNMP Management 20

About SNMP Security 21

Network Design for a Dial NMS Case Study 23

Introduction to the Case Study		23
Benefits of a Dial NMS	24
Dial NMS Planning Questionnaire			25
Dial NMS Service Definition		27
Network Topology 30
Hardware Requirements	31
Software Requirements	32
Configuration Design Parameters			33

Implementation and Operation Tasks 35

Basic Dial NMS Implementation Guide

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Cisco Systems Dial NMS manual C O N T E N T S

Contents

800 553-NETS Fax 408 Internetworking Solutions Guide August Corporate HeadquartersBasic Dial NMS Implementation Guide Cisco Systems, Inc 170 West Tasman Drive San Jose, CACopyright 2000, Cisco Systems, Inc All rights reserved Basic Dial NMS Implementation GuideC O N T E N T S Enabling SNMP Task 3-Using MRTG to Monitor and Graph Traffic LoadsTask 5-Setting Up a Web Portal for the Dial NMS Task 1-Enabling SNMP in a Cisco IOS DeviceUsing CiscoView Task 6-Managing IP Addresses by Using DNSTask 7-Using HP OpenView to Create the SNMP Framework Task 8-Using CiscoWorks 2000 Resource Manager EssentialsContents Basic Dial NMS Implementation Guide Scope PrefacePurpose AudienceConventions boldLEEE Technical References and Support Related Documentation and SitesInternetworking Solutions Guides FreewareCisco Product Documentation Cisco Connection Online Documentation CD-ROM Documentation FeedbackAcknowledgements About SNMP Overview of Basic SNMP Building BlocksWhat are the Basic Components of SNMP? SNMP Technology TAC Page -NetworkManaged devices Entity NMS About Basic SNMP Message Types and CommandsAbout Basic SNMP Message Types and Commands Figure 1 An SNMP-Managed NetworkWhat are SNMP MIBs? A managed object has these unique identities What is SNMPv1? SNMPv1 and ASN1 Data TypesSNMPv1 and SMI-Specific Data Types SNMPv1 Protocol Operations What is SNMPv2?SNMPv2 Protocol Operations About SNMP ManagementSNMPv2 and SMI SMI Information ModulesAbout SNMP Security Basic Dial NMS Implementation Guide Overview of Basic SNMP Building Blocks About SNMP SecurityIntroduction to the Case Study Network Design for a Dial NMS Case StudyBenefits of a Dial NMS Answers Dial NMS Planning QuestionnaireTHEnet Network Design QuestionsAnswers Network Design Questions and Answers continuedTHEnet Network Design Questionsshow controller t1 Dial NMS Service Definitionshow isdn service debug ppp errorshow interface accounting show versionshow running show modem versionshow modem summary ` show access-lists` show modem operational-status ` show modem connect-speedsNetwork Topology Figure 5 Network Topology for One POPFigure 6 Network Topology for the NOC 3 months Hardware RequirementsHardware Description for Two POPs and the NOC Capacity-Planning Matrix for the Line and Chassis RequirementsDial NMS Software and Management System Requirements Software RequirementsConfiguration Design Parameters POP #1 T1 Dial-in Number Implementation and Operation TasksSupport Contact PhoneNetwork Design for a Dial NMS Case Study Implementation and Operation TasksBasic Dial NMS Implementation Guide MIB II / Interfaces Dial MIBs and OIDs Used in the Case StudyDial Related System Managementshow isdn memory See the show modem summaryshow controllers t1 call-countersshow modem show controllers t1call-counters show modem summaryshow caller ip show caller ipshow isdn history show caller ipAbout Enabling SNMP Task 1-Enabling SNMP in a Cisco IOS DeviceTable 13 SNMP Command Descriptions Enabling SNMPEnables traps for unsolicited notifications for configuration Basic Dial NMS Implementation Guide Task 1-Enabling SNMP in a Cisco IOS Device About Enabling SNMPTask 2- Exploring SNMP Capabilities by Using About Using UCD-SNMPUCD-SNMP Exploring SNMP MIBs for Dial Netwo rks Installing UCD-SNMP and Downloading Cisco MIBs1.3.6.1.2.1 location. The Cisco enterprises prefix points to Note Do not forget the space between and /export Setting Up SNMP Commander About SNMP CommanderBasic Dial NMS Implementation Guide Figure 8 SNMP Commander ToolTask 2- Exploring SNMP Capabilities by Using UCD-SNMP About SNMP CommanderTask 2- Exploring SNMP Capabilities by Using UCD-SNMP About SNMP CommanderBasic Dial NMS Implementation Guide About SNMP Commander Basic Dial NMS Implementation Guide Task 2- Exploring SNMP Capabilities by Using UCD-SNMPAbout MRTG Task 3-Using MRTG to Monitor and Graph Traffic LoadsAbout Selecting Dial OIDs Table 14 Circuit Utilization OIDsVariable Description Base MIB and OIDDescription Base MIB and OIDHow to Inspect and Interpret Data Figure 12 Weekly Graph DS0s and PPP Sessions in Use Figure 11 Daily Graph DS0s and PPP Sessions in UseThe configuration file used to create these graphs is posted at Creating and Editing a Configuration File Interface TypeSyntax Example Example Task 3-Using MRTG to Monitor and Graph Traffic Loads How to Inspect and Interpret DataBasic Dial NMS Implementation Guide Task 3-Using MRTG to Monitor and Graph Traffic Loads How to Inspect and Interpret DataBasic Dial NMS Implementation Guide crontab from any directory Sending MRTG Graphs to a Web Server Page How to Inspect and Interpret Data Basic Dial NMS Implementation Guide Task 3-Using MRTG to Monitor and Graph Traffic LoadsAbout Syslog emergencies About Modem Call Records About NTPReleases 11.3AA and 12.0T Enabling NTP on a Cisco IOS Device Setting Up an NTP Client The following information appears Troubleshooting the NTP Client Enabling Syslog and Modem Call Records in the Cisco IOS Softwarentpq -p command console errors or logging console warnings Configuring the Syslog Daemon daemon is not running, no ID is returned Figure 18 Syslog Messages that Appear by Using FTP and a Web Browser Inspecting Syslog Messages in t he Log FileUses FTP to view About Modem Call Records Basic Dial NMS Implementation Guide About a Web Portal Task 5-Setting Up a Web Portal for the Dial NMSFunction UtilityBuilding a Device Linker Web Page OOB console access Troubleshooting a Cisco 2511 Console Connection Using HTTP to Access CLI Commands About HTTP Access to the CLIshow ip route show running configurationshow isdn service show file systemsdebug ppp authentication show caller timeoutauthentication authorizationBasic Dial NMS Implementation Guide Figure 22 Cisco IOS CLI CommanderTask 5-Setting Up a Web Portal for the Dial NMS About HTTP Access to the CLIBasic Dial NMS Implementation Guide Figure 23 Output for the Show Caller CommandTask 5-Setting Up a Web Portal for the Dial NMS About HTTP Access to the CLITask 6-Managing IP Addresses by Using DNS About Managing IP AddressesReference 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 an IP Tracker Web Page Creating a Primary Forward ZoneBasic Dial NMS Implementation Guide Task 6-Managing IP Addresses by Using DNS About Managing IP AddressesTo create an IP tracker web page, follow these steps Figure 24 IP Tracker Web PageStep 2 Understand how the CGI scripts function Retry 30 minutes How to Create a Reverse DNS Zoneesupport-austin.the.net Refresh 1 hoursHow to Create a Reverse DNS Zone Basic Dial NMS Implementation Guide Task 6-Managing IP Addresses by Using DNSAbout HP OpenView Task 7-Using HP OpenView to Create the SNMP FrameworkConnected to native database openview Verifying the SNMP ConfigurationIn the SNMP Configuration screen, enter the following information Basic Dial NMS Implementation Guide Task 7-Using HP OpenView to Create the SNMP FrameworkStep 4 Click Add and Apply to submit the entries About HP OpenViewPerforming an SNMP Demand Poll About SNMP Demand PollsStep 5 Select Network Connectivity Poll Node Table 32 Test IP/TCP/SNMP Field Descriptions Testing SNMP Get RequestsTable 31 Important Fields to Inspect In the Polling Results continued Figure 29 Successful SNMP TestVerifying that SNMP Traps Are Received Troubleshooting SNMP and a Demand PollStep 1 Open the All Events Browser. From the Fault menu, select Events Unmanaging the Dial Ports Creating and Adjustin g Maps About Discovery Filters Select Automatic LayoutChoose Off For This Submap Setting Up and Editing a Discover y Filter TheNetNodes TheNetFilters TheNetNodeList This is the filter for TheNet nodeslistUsing the HPOV CLI to Enter a Device into the Database About Discovery Filters Basic Dial NMS Implementation Guide Task 7-Using HP OpenView to Create the SNMP FrameworkCiscoWorks 2000 Documentation Set -A collection of Task 8-Using CiscoWorks 2000 Resource Manager EssentialsAbout CiscoWorks 2000 RME CiscoWorks 2000 TAC Support Page -Provides links toStep 5 Select Inventory Import from Local NMS Importing Devices from HPOV and Popul ating the DatabasesChoose Resolve conflicts after importing Choose Cisco devices only Verifying that Device Polling is Turned On Figure 35 The Status of the Devices Polling the DevicesAbout CiscoWorks 2000 RME Task 8-Using CiscoWorks 2000 Resource Manager EssentialsFigure 36 Devices Listed in the Availability Monitor Step 6 Click FinishStep 2 Select All Devices Backing up Cisco IOS ConfigurationsStep 2 Go to Monitor CiscoView Using CiscoViewBasic Dial NMS Implementation Guide Task 8-Using CiscoWorks 2000 Resource Manager EssentialsFigure 39 Available Modems in the Cisco AS5800 Dial Shelf About CiscoWorks 2000 RMEAbout CiscoWorks 2000 RME Basic Dial NMS Implementation Guide Task 8-Using CiscoWorks 2000 Resource Manager EssentialsI N D E Page Page Page Page Index Basic Dial NMS Implementation Guide