CONTENTS Title Page Copyright Page Preface Part I HUBwatch Concepts 1 HUBwatch Introduction 1.1 What Is HUBwatch? 1.1.1 Introduction 1.1.2 Definitions 1.1.3 Who Uses HUBwatch? 1.1.4 What You Can Do with HUBwatch 1.1.5 HUBwatch Software Environment 1.1.6 Related Manuals 1.2 How You Use HUBwatch 1.2.1 Introduction 1.2.2 Using HUBwatch 1.2.3 Related Information 1.3 Firmware Revision Levels 1.3.1 New Firmware 1.3.2 FTP Location 1.3.3 How to Register 1.4 Products That HUBwatch Manages 1.4.1 Introduction 1.4.2 DEChub 90 Description 1.4.3 DEChub 900 MultiSwitch Description 1.4.4 GIGAswitch Description 1.4.5 Supported Modules List 1.4.6 More Modules 1.4.7 Related Information 2 Management Methods 2.1 Types of Management Methods 2.1.1 Introduction 2.1.2 Definitions 2.2 In-Band Management 2.2.1 Introduction 2.2.2 Management Options 2.3 Using IP Addresses 2.3.1 DEChub 900MS Manager IP Address 2.3.2 DECagent 90 IP Address 2.3.3 Standalone Module IP Address 2.3.4 Proxy SNMP Agents 2.4 Out-of-Band Management 2.4.1 Overview 2.4.2 OBM Port and SLIP 2.4.3 References 3 SNMP Concepts 3.1 How HUBwatch Uses SNMP Agents 3.1.1 Introduction 3.1.2 Definitions 3.1.3 Types of SNMP Agents 3.1.4 Managing the DECagent 90 3.1.5 Managing the DEChub 900MS 3.1.6 Managing GIGAswitch 3.1.7 Managing Modules with Built-In Agents 3.1.8 Using the Agent File 3.1.9 Agents Must Have an IP Address 3.1.10 Agent File Location (OpenVMS) 3.1.11 Agent File Location (DEC OSF/1) 3.2 HUBwatch SNMP Communities 3.2.1 Definition 3.2.2 Community Names Control Access 3.2.3 DECagent 90 Community Description 3.2.4 DEChub 900MS Manager Community Description 3.2.5 DECagent 90 Community in a DEChub 900MS 3.2.6 GIGAswitch Community Description 3.2.7 Built-In Agent Community Description 3.3 Autodiscovery 3.3.1 Definition 3.3.2 Rules 3.3.3 DEChub 900 Autodiscovery 3.3.4 DECagent 90 Autodiscovery 3.3.5 Hint 3.4 The HUBwatch Community Table Window 3.4.1 Introduction 3.4.2 Community Table Window 3.5 Parts of the Community Table Window 3.5.1 Introduction 3.5.2 Identification List Box 3.5.3 Agent List Box 3.5.4 Communities List Box 3.6 How You Use the Community Table Window 3.6.1 Introduction 3.6.2 Management Tasks 3.6.3 Reference 3.6.4 Related Information 4 Using Alarms 4.1 Alarms 4.1.1 Restrictions 4.1.2 Introduction 4.1.3 Definitions 4.1.4 Why Use Alarms? 4.1.5 What Gets Alarmed 4.1.6 How Traps Work 4.1.7 What Gets Trapped 4.1.8 Alarm Setup Window Figure 4.1.9 Using the Alarm Poller 4.1.10 Selecting Traps 4.1.11 Alarm Viewer 4.1.12 Starting the Viewer and Poller 4.1.13 Poller Log File Locations 4.1.14 HUBwatch Library Location 4.1.15 Alarmed Agents File 4.1.16 Managing Alarms 5 Starting HUBwatch 5.1 HUBwatch Startup 5.1.1 Introduction 5.1.2 Before You Start 5.1.3 Adding Agents 5.1.4 Agent File Compatibility 5.1.5 Reference 5.2 Starting HUBwatch Standalone 5.3 Starting Standalone (OpenVMS Version) 5.3.1 Steps 5.3.2 Start Command Syntax 5.3.3 Start Command Variables 5.3.4 Start Command Qualifiers 5.4 Starting Standalone (OSF/1 Version) 5.4.1 Steps 5.4.2 Start Command Syntax 5.4.3 Start Command Variables 5.5 Starting HUBwatch from POLYCENTER (OpenVMS Version) 5.5.1 Introduction 5.5.2 Starting from SNMP Manager 5.5.3 Starting from Network Manager 5.5.4 Related Information 5.5.5 Adding HUBwatch 5.6 Starting HUBwatch from POLYCENTER (OSF/1 AXP Version) 5.6.1 Introduction 5.6.2 How to Start 5.7 Starting HUBwatch Using SLIP 5.7.1 SLIP Connection Part II Managing Hubs and Modules 6 Using Backplane LAN Segments 6.1 LAN Segments 6.1.1 Introduction 6.1.2 Hardware Overview 6.1.3 Interconnect Functionality 6.2 How You Manage LAN Segments 6.2.1 Introduction 6.2.2 LAN Interconnect Window Figure 6.3 LAN Interconnect Window Parts 6.3.1 Introduction 6.3.2 LAN Segments 6.3.3 Network Modules 6.3.4 Port Colors 6.3.5 Port Connector Stars 6.4 Additional LAN Interconnect Buttons 6.4.1 Introduction 6.4.2 Expanded View 6.4.3 Station Configuration 6.4.4 Grouping Ports 6.4.5 Grouping Hint 6.5 Connecting Modules 6.5.1 Introduction 6.5.2 How to Connect a Module 6.5.3 90-Series Modules 6.5.4 900-Series Modules 6.6 Interconnect Tasks 6.6.1 Using the LAN Interconnect Window 6.6.2 Reference 6.7 Configuration Example 1 6.7.1 Introduction 6.7.2 Configuration 1 Figure 6.7.3 Configuration 1 Description 6.7.4 Extended LAN 6.7.5 Caution 6.8 Configuration Example 2 6.8.1 Introduction 6.8.2 Configuration 2 Figure 6.8.3 Configuration 2 Description 6.8.4 Single Rail 6.8.5 Moving Connections 6.8.6 Expanded LAN Interconnect Window Figure 6.8.7 Steps for Building Configuration 2 6.9 Configuration Example 3 6.9.1 Introduction 6.9.2 Configuration 3 Figure 6.9.3 Configuration 3 Description 6.9.4 Steps for Building Configuration 3 6.9.5 Station Configuration Window Figure 6.9.6 Unlit LEDs 6.9.7 Other Connection Options 6.10 Configuration Example 4 6.10.1 Introduction 6.10.2 Configuration 4 Figure 6.10.3 Configuration 4 Description 6.10.4 Steps for Building Configuration 4 6.10.5 Port Grouping Window Figure 6.11 Backplane LAN Segment Configuration Guidelines 6.11.1 Introduction 6.11.2 Low Numbered Slot 6.11.3 Six Segments Only 6.11.4 DECrepeater 90FS/TS Restrictions 6.11.5 Rule 6.12 DECrepeater Configuration Guidelines 6.12.1 Introduction 6.12.2 Repeater Restrictions 6.13 Preventing Repeater Loops 6.13.1 Introduction 6.13.2 What Are Repeater Loops? 6.13.3 Exception 6.13.4 Prohibited Repeater Loop Figure 6.13.5 Kinds of Repeater Loops 6.13.6 What Happens 6.13.7 Preventing 900FP Repeater Loops 6.13.8 Loop Example 6.13.9 ThinWire Port Group 6.13.10 DECrepeater 900FP Loop Figure 6.14 DECserver Configuration Guidelines 6.14.1 Introduction 6.14.2 DECserver 900TM Ports 6.14.3 DECserver Restrictions 6.14.4 DECserver Load Host 6.14.5 Rule 6.15 DECbridge Configuration Guidelines 6.15.1 Introduction 6.15.2 DECbridge 900MX Port 3 6.16 FDDI Configuration Guidelines 6.16.1 Introduction 6.16.2 Types of FDDI Configurations 6.16.3 Types Figure 6.16.4 FDDI Ring Grayed Out 6.16.5 Trunk Rings 7 The HUBwatch GUI for Hubs and Modules 7.1 Using the GUI 7.1.1 Introduction 7.2 Hub Front Panel Window 7.2.1 Introduction 7.2.2 How to Open It 7.2.3 Hub Front Panel Window Figure 7.3 Types of Views 7.3.1 Introduction 7.3.2 Physical View 7.3.3 Logical View 7.3.4 Physical View Figure 7.3.5 Logical View Figure 7.4 Hub Management Windows 7.4.1 When You Use Them 7.4.2 Hub Management Window Figure 7.4.3 How You Open Them 7.4.4 Menu Options 7.4.5 Lowercase 7.4.6 Help Menu 7.4.7 Context Sensitive Help 7.4.8 Reference 7.5 Module Management Windows 7.5.1 When You Use Them 7.5.2 How to Open Them 7.5.3 Module Management Window Figure 7.5.4 Reference 7.5.5 Network Module Icons 7.6 Standard Buttons 8 Managing DEChubs and Modules 8.1 Using HUBwatch Windows 8.1.1 Chapter Structure 8.1.2 Task Instructions 8.1.3 Reference 8.2 HUBwatch Management Windows 8.2.1 Introduction 8.3 Hub Management 8.3.1 Opening Hub Management Windows 8.3.2 Reference 8.4 SNMP Communities and Agents 8.4.1 Introduction 8.4.2 Window-Task Table 8.4.3 Opening Agent Summary Windows 8.5 Alarms 8.5.1 Introduction 8.5.2 Window-Task Table 8.5.3 Window-Task Table 8.5.4 Opening the Alarm Management Windows 8.6 Backplane LAN Segments 8.6.1 Introduction 8.6.2 Window-Task Table 8.6.3 Opening the Backplane Management Windows 8.7 DECconcentrator 900MX 8.7.1 Introduction 8.7.2 Window-Task Table 8.7.3 Opening Concentrator Windows 8.8 90-Series Repeaters 8.8.1 Introduction 8.8.2 Hint 8.8.3 Window-Task Table 8.8.4 Opening 90-Series Repeater Windows 8.9 900-Series Repeaters 8.9.1 Introduction 8.9.2 Window-Task Table 8.9.3 900-Series Repeater Window Push Button Icons 8.9.4 Opening 900-Series Repeater Windows 8.10 DECserver 90L and 90L+ Terminal Servers 8.10.1 Introduction 8.10.2 Window-Task Table 8.10.3 Opening the Terminal Server Windows 8.11 DECserver 90TL, 90M, and 900TM Terminal Servers 8.11.1 Introduction 8.11.2 Window-Task Table 8.11.3 Opening the Terminal Server Windows 8.12 90-Series Bridges 8.12.1 Introduction 8.12.2 Window-Task Table 8.12.3 Bridge Summary Window Icons 8.12.4 Opening Bridge Windows 8.13 900-Series Bridges and Switches (Including RoamAbout Access Point) 8.13.1 Introduction 8.13.2 Window-Task Table 8.13.3 Bridge and Switch Summary Window Icons 8.13.4 Opening Bridge Windows 8.14 Brouters 8.14.1 Introduction 8.14.2 Window-Task Table 8.14.3 Brouter Icons 8.14.4 Opening Brouter Windows Part III Managing the GIGAswitch 9 The HUBwatch GUI for the GIGAswitch 9.1 Using the GUI 9.1.1 Introduction 9.2 GIGAswitch Front Panel Window 9.2.1 Introduction 9.2.2 How to Open It 9.2.3 GIGAswitch Front Panel Window Figure 9.3 HUBwatch Management Windows 9.3.1 When You Use Them 9.3.2 HUBwatch Management Window Figure 9.3.3 How You Open Them 9.3.4 Help Menu 9.3.5 Reference 9.4 GIGAswitch Management Windows 9.4.1 When You Use Them 9.4.2 GIGAswitch Management Windows Figure 9.4.3 How to Open Them 9.4.4 Reference 9.5 Standard Buttons 10 Managing the GIGAswitch 10.1 GIGAswitch Management Windows 10.1.1 Introduction 10.1.2 Window-Task Table 10.1.3 GIGAswitch Bridging Window Icons 10.1.4 Opening GIGAswitch Windows A Troubleshooting Tips A.1 Troubleshooting A.1.1 In This Appendix A.1.2 Other Troubleshooting Information A.2 General Display Problems A.2.1 Incorrect Displays with New Hub Installation A.2.2 Display Problems with New Module Installation A.3 Terminal Server Problems A.3.1 Incorrect Display with New Terminal Server A.3.2 Terminal Server Display Disappears A.3.3 Disconnecting Ports Causes Warning A.3.4 Terminal Server Parameters Not Taking Effect A.4 Community Problems A.4.1 Community Strings Not Displayed A.4.2 New Community Strings Discarded A.5 Agent Problems A.5.1 New Agent Does Not Appear in Community Table A.5.2 Agents Not Remembered A.6 Performance Problems A.6.1 HUBwatch Runs Slowly A.6.2 Hint A.6.3 HUBwatch Shows An Empty Hub B HUBwatch Summary Windows B.1 Summary Window Figures B.1.1 In This Appendix Glossary FIGURES B-1 90-Series Repeater Summary Window B-2 900-Series Repeater Summary Window B-3 90L and 90L+ Terminal Server Summary Window B-4 90-Series Bridge Summary Window B-5 Brouter Summary Window B-6 900-Series Bridge Summary Window B-7 DECconcentrator 900MX Summary Window B-8 GIGAswitch System Summary Window B-9 GIGAswitch Line Card Summary Window B-10 GIGAswitch Bridge Summary Window