3Com 3CRDSF9PWR-US - OfficeConnect Managed Fast Ethernet PoE Switch - Page 242

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242 APPENDIX D: TROUBLESHOOTING

■ upgrade – Initiates a firmware download via TFTP. Follow the system

prompts to specify the TFTP server where your firmware can be found,

and then enter the source name of the firmware. After the file is

downloaded, the system will be reset.

Main Page

Default Chapter1
- Default Chapter1
  - User Guide1
- About this Guide3
Getting Started15
- About the Officeconnect Managed Fast Ethernet Poe Switch16
  - Summary of Hardware Features16
- Front Panel Detail17
- LED Status Indicators18
- System Specifications19
  - Approved SFP Transceivers19
- Installing the Switch20
- Setting up for Management21
- Methods of Managing a Switch21
- Switch Setup Overview23
  - IP Configuration25
- Using the Command Line Interface (CLI)26
- Setting up Web Interface Management30
  - Web Management over the Network31
- Setting up Command Line Interface Management31
  - CLI Management Via the Console Port31
  - CLI Management over the Network32
- Setting up SNMP Management V1 or V232
- Default Users and Passwords33
  - Changing Default Passwords33
- Upgrading Software Using the CLI33
Using the 3C Om Web Interface35
- Starting the 3Com Web Interface36
  - Multi-Session Web Connections36
  - Accessing the 3Com Web Interface37
- Understanding the 3Com Web Interface38
  - Device Representation40
  - Using the 3Com Web Interface Management Buttons40
- Using Screen and Table Options41
- Saving the Configuration44
- Resetting the Device45
- Restoring Factory Defaults47
- Logging off the Device48
Viewing Basic Settings49
- Viewing Device Settings50
- Configuring the Polling Interval51
- Viewing Color Keys52
Managing Device Security53
- Configuring System Access54
- Defining RADIUS Clients59
- Defining Port-Based Authentication (802.1X)61
  - Viewing 802.1X Authentication62
  - Defining 802.1X Authentication64
- Defining Local Database Authentication66
- Encrypting Connection to the Web Interface (HTTPS)74
- Using the Secure Shell Protocol (SSH)79
  - Displaying the SSH Key80
  - Generating the SSH Key81
- Defining Access Control Lists82
- Using Broadcast Storm Control98
  - Displaying Broadcast Storm Control Settings99
  - Configuring Broadcast Storm Control100
Managing System Information103
- Viewing System Description104
- Defining System Settings106
  - Configuring the System Name107
  - Configuring System Time108
- Saving the Device Configuration110
- Resetting the Device111
Configuring Ports113
- Viewing Port Settings114
- Defining Port Settings116
  - Viewing Port Details118
- Aggregating Ports121
- Configuring Vlans131
- Configuring Ip and Mac Address Information141
Configuring Igmp Snooping151
- Defining IGMP Snooping and Query152
Configuring Spanning Tree155
- Viewing Spanning Tree156
- Defining Global Settings for Spanning Tree158
- Defining Port Settings for Spanning Tree160
Configuring Snmp163
- Setting SNMP Agent Status164
- Defining SNMP Communities and Traps165
- Removing SNMP Communities or Traps167
Configuring Quality of Service169
- Viewing Cos Settings170
- Defining Cos170
- Defining the Queue Mode172
- Viewing Cos to Queue Mapping173
- Defining Cos to Queue Mapping174
- Viewing DSCP to Cos Mapping175
- Configuring DSCP to Cos Mapping176
- Configuring Trust Settings177
- Viewing Bandwidth Settings178
- Defining Bandwidth Settings180
- Configuring Voice VLAN182
Managing System Files193
- Backing up System Files195
- Restoring Files196
- Restoring the Software Image197
Managing Power over Ethernet Devices199
- Viewing Poe Settings200
- Defining Poe Settings202
Managing System Logs206
- Viewing Logs206
- Configuring Logging207
Viewing Statistics209
- Viewing Port Statistics210
Managing Device Diagnostics215
- Configuring Port Mirroring216
  - Defining Port Mirroring217
  - Removing Port Mirroring219
- Configuring Cable Diagnostics220
  - Viewing Cable Diagnostics220
  - Defining Cable Diagnostics221
- Pinging Another Device223
- Network Management225
B Device Specifications Andfeatures229
- Related Standards229
- Environmental229
- Physical229
- Electrical230
- Switch Features230
In Uts235
- Null Modem Cable235
- PC-AT Serial Cable235
- Modem Cable236
- Ethernet Port RJ-45 Pin Assignments236
Troubleshooting239
- Problem Management239
- Troubleshooting Solutions239
- Fail Safe Commands241
Lossary243
F Obtainingsupportforyour3Comproducts249
- Upport for249
- Register Your Product to Gain Service Benefits249
- Ttroubleshoot Online249
- Purchase Extended Warranty and Professional Services250
- Access Software Downloads250
- Telephone Technical Support and Repair250
- Contact Us251
Regulatory255

3Com 3CRDSF9PWR-US - OfficeConnect Managed Fast Ethernet PoE Switch - Page 242

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