3com TR User Manual Page 113
- Page / 126
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
Rated. / 5. Based on customer reviews
D
TROUBLESHOOTING
Troubleshooting Procedures
This appendix lists potential problems you might
see when managing the Switch 2000 TR and
includes suggested actions to take. If you experience
a problem not listed here or that you cannot solve,
please contact your local technical support represen-
tative.
The initial Main Banner screen does not dis-
play:
Check that your terminal or terminal emulator is
correctly configured to operate as a VT100 terminal.
For serial port access, try pressing [Return] several
times before the Main Banner appears.
Check the settings on your terminal or emulator.
Refer to "Setting Up the VT100 Console" in
Chapter 3.
Screens are incorrectly displayed:
Check that your terminal or terminal emulator is
correctly configured to operate as a VT100 terminal.
Check the settings on your terminal or emulator.
Refer to "Setting Up the VT100 Console" in
Chapter 3.
The SNMP manager cannot access the device:
Check that the device's IP address, subnet mask,
and default router are correctly configured, and
that the device has been reset. Check that the
device's IP address is correctly recorded by the SNMP
manager.
Refer to "Setting Up the VT100 Console" in
Chapter 3.
The Telnet workstation cannot access the
device:
Check that the device's IP address, subnet mask and
default router are correctly configured, and that the
device has been reset.
Be sure that you enter the IP address correctly
when invoking the Telnet facility.
Refer to "Setting Up the VT100 Console" in
Chapter 3.
Traps are not received by the SNMP manager:
Check that the SNMP manager's IP address and the
community string are correctly configured.
Refer to "Setting Up the VT100 Console" in
Chapter 3.
- Version 4.0 1
- ANAGEMENT 4
- VT100 I 5
- Related Publications 10
- About the SuperStack 11
- II Switch 2000 TR 11
- System Features 12
- Summary of Features 13
- 1-4 CHAPTER 1: OVERVIEW 14
- Ring Segmentation 15
- The Front Panel 16
- RJ-45 Ports 17
- Front Panel LEDs 17
- LCD Display Buttons 17
- The Rear Panel 18
- Optional Slide-In Modules 19
- The FDDI Module 20
- 1-12 CHAPTER 1: OVERVIEW 22
- SuperStack II Switch 1000 TX 23
- Token Ring Switching Concepts 24
- Transparent Bridging (TP) 25
- Spanning Tree 26
- Congestion Control 27
- Forwarding Modes 27
- 1-18 CHAPTER 1: OVERVIEW 28
- GETTING STARTED 29
- Considerations for Placement 30
- Configuration Guidelines 31
- Power Supply and Fuse 31
- Replacing the Fuse 31
- HAPTER 2: GETTING STARTED 32
- Installing the Switch 2000 TR 33
- Connecting to the Serial Port 34
- Device Defaults 34
- Stack Defaults 35
- Bridge Defaults 35
- SETTING UP FOR MANAGEMENT 37
- VT100 Management Interface 38
- Via the Serial Port 38
- Via an IP Network Connection 38
- Unit ID # 39
- Head Unit 39
- Managing over the Network 40
- Management Prerequisites 41
- Source Routing Prerequisites 42
- The VT100 Console 42
- Key Board Shortcuts 43
- Correcting Text Entries 44
- Default Users 44
- VT100 Console Menu Map 45
- Setting Up the VT100 Console 46
- ■ Device IP Address 47
- Unit Id. 1 49
- LCD Console Menu Map 50
- Setting Up BOOTP 52
- Setting Up BOOTP 3-17 53
- Auto Logout 54
- Upgrading Software 55
- Upgrading Module Software 56
- Resetting the Switch 2000 TR 57
- Reset Button 58
- Power Cycle Reset 58
- Quick Setup 60
- Bridge Configuration 61
- Setting Source Route Bridging 62
- Setting Transparent Bridging 62
- Spanning Tree Fields 63
- Port Configuration 64
- Setting Port Personality 65
- Setting Port Priorities 65
- Setting Congestion Control 65
- Setting Port Speed 66
- Setting Forwarding Mode 66
- Dynamic Cut-Thru Threshold% 66
- Port Bridge Configuration 68
- I/O Module Configuration 69
- Stack Configuration 69
- VLAN Configuration 70
- Unit Configuration 72
- Administrative Configuration 73
- Setting Local Security 74
- Creating New Users 75
- Deleting Users 75
- Database Entries 77
- Database Entry Methods 77
- Switch Database Configuration 78
- SNMP Trap Configuration 79
- Serial Port Configuration 80
- Serial Port Configuration 4-23 81
- > Port 85
- Setting Port State 86
- Setting Speed 86
- > I/O Module 88
- MONITORING THE SWITCH 2000 TR 89
- Unit Statistics 90
- Port Statistics 91
- Port Statistics (Traffic) 92
- Port Statistics 6-5 93
- Stack Status 94
- Status 6-7 95
- Fault Log 96
- Remote Polling (PING) 97
- LCD Status 98
- VIRTUAL LANS 99
- Benefits of VLANs 100
- VLANs and the Switch 2000 TR 101
- HAPTER 7: VIRTUAL LANS 102
- Switch 2000 TR 103
- 7-6 CHAPTER 7: VIRTUAL LANS 104
- SOFTWARE UPGRADE UTILITY 105
- S (address) 106
- M (subnet mask) 106
- Using the Commands 107
- Status Messages 108
- SCREEN ACCESS RIGHTS 109
- SERIAL PORT CABLE PIN-OUTS 111
- TROUBLESHOOTING 113
- PPENDIX D: TROUBLESHOOTING 114
- SWITCH 2000 TR 115
- SPECIFICATIONS 115
- TECHNICAL SUPPORT 117
- PPENDIX F: TECHNICAL SUPPORT 118
- Support from 3Com 119
- Returning Products for Repair 120
- LIMITED WARRANTY 125
- 764-5000 126
Related products and manuals for Computer Accessories 3com TR
Computer Accessories 3com 2924-PWR User Manual
(248 pages)
(248 pages)
Computer Accessories 3com 1000 User Manual
(152 pages)
(152 pages)
Computer Accessories 3com 3900 User Manual
(36 pages)
(36 pages)
© 2020, manymanuals.com. All rights reserved. | 1.308 s |
Manymanuals.com
Manymanuals.de
Manymanuals.fr
Manymanuals.it
Manymanuals.pl
Manymanuals.cz
Manymanuals.es
Manymanuals-pt.com
Comments to this Manuals