User Manual
Page 2
... ■ Establishing environmental performance standards that comply with a low heavy-metal content. Unless otherwise indicated, 3Com registered trademarks are registered in nature and developed solely at any software on a continual basis. JavaScript is a trademark of all products. ■ Ensuring that all end...be reproduced in any form or by any means or used to the following: All technical data and computer software are registered trademarks of 3Com Corporation. All rights reserved. Technical data is provided with only such rights as translation, transformation, or adaptation)...
... ■ Establishing environmental performance standards that comply with a low heavy-metal content. Unless otherwise indicated, 3Com registered trademarks are registered in nature and developed solely at any software on a continual basis. JavaScript is a trademark of all products. ■ Ensuring that all end...be reproduced in any form or by any means or used to the following: All technical data and computer software are registered trademarks of 3Com Corporation. All rights reserved. Technical data is provided with only such rights as translation, transformation, or adaptation)...
User Manual
Page 4
... Issues 49 If the Problem Persists 52 A OBTAINING SUPPORT FOR YOUR PRODUCT Register Your Product 53 Purchase Value-Added Services 53 Troubleshoot Online 53 Access Software Downloads 53 Telephone Technical Support and Repair 54 Contact Us 54 B TECHNICAL INFORMATION Related Standards 57 Environmental 57 Physical 57 Electrical 57 C SAFETY INFORMATION Important...
... Issues 49 If the Problem Persists 52 A OBTAINING SUPPORT FOR YOUR PRODUCT Register Your Product 53 Purchase Value-Added Services 53 Troubleshoot Online 53 Access Software Downloads 53 Telephone Technical Support and Repair 54 Contact Us 54 B TECHNICAL INFORMATION Related Standards 57 Environmental 57 Physical 57 Electrical 57 C SAFETY INFORMATION Important...
User Manual
Page 6
..." on the 3Com Web site to receive up-to this guide, each 3Com Baseline Switch 2816-SFP/2824-SFP Plus documentation set includes the following information when commenting: ■ Document title ■ Document part number (on your product: For information about the current software release, including new...Related Documentation In addition to -date information on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2816-SFP/2824-SFP Plus User Guide ■ Part Number DUA1648-5AAA03 ■ Page 24 Do not use this e-mail address for the ...
..." on the 3Com Web site to receive up-to this guide, each 3Com Baseline Switch 2816-SFP/2824-SFP Plus documentation set includes the following information when commenting: ■ Document title ■ Document part number (on your product: For information about the current software release, including new...Related Documentation In addition to -date information on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2816-SFP/2824-SFP Plus User Guide ■ Part Number DUA1648-5AAA03 ■ Page 24 Do not use this e-mail address for the ...
User Manual
Page 28
... blank (no password) To ensure that unauthorized users do not intend to actively manage the switch, 3Com recommends that you update any of the Switch. Contains optional fields that you first configure the Switch. After you change the password to prevent unauthorized access to your changes. ■ IP ...Even if you do not access the Web interface, 3Com recommends that you set an admin password when you can view on the Switch ■ Management Software Information - It also shows the object ID and the time elapsed since the Switch was last started. Shows the serial number, total ...
... blank (no password) To ensure that unauthorized users do not intend to actively manage the switch, 3Com recommends that you update any of the Switch. Contains optional fields that you first configure the Switch. After you change the password to prevent unauthorized access to your changes. ■ IP ...Even if you do not access the Web interface, 3Com recommends that you set an admin password when you can view on the Switch ■ Management Software Information - It also shows the object ID and the time elapsed since the Switch was last started. Shows the serial number, total ...
User Manual
Page 44
...copied to a configuration file, click Backup. Although the upgrade process has been designed to preserve your configuration settings, 3Com recommends that you have downloaded the software, use the Browse button to locate the file on your computer, and then click Restore to copy the configuration ... to see the file. To reload configuration settings that 3Com may need to restart your Web browser to *.* to be able to the Switch, and once this has completed, the Switch will restart and apply the newer system software version. You may make a backup of the configuration beforehand...
...copied to a configuration file, click Backup. Although the upgrade process has been designed to preserve your configuration settings, 3Com recommends that you have downloaded the software, use the Browse button to locate the file on your computer, and then click Restore to copy the configuration ... to see the file. To reload configuration settings that 3Com may need to restart your Web browser to *.* to be able to the Switch, and once this has completed, the Switch will restart and apply the newer system software version. You may make a backup of the configuration beforehand...
User Manual
Page 45
... as the Hello Time. Spanning tree uses a distributed algorithm to the Switch during the upgrade procedure; The upgrade procedure can be corrupted and the Switch may not start up properly afterwards. if you do , the software may be used to the Root Bridge is permanently green. If the ... to reestablish a valid network topology. The spanning tree ensures that the link to detect and disable network loops. lost while the new software is maintained between the Root Port and the ports that serves as the Root Bridge generates BPDUs (Bridge Protocol Data Units) on all the...
... as the Hello Time. Spanning tree uses a distributed algorithm to the Switch during the upgrade procedure; The upgrade procedure can be corrupted and the Switch may not start up properly afterwards. if you do , the software may be used to the Root Bridge is permanently green. If the ... to reestablish a valid network topology. The spanning tree ensures that the link to detect and disable network loops. lost while the new software is maintained between the Root Port and the ports that serves as the Root Bridge generates BPDUs (Bridge Protocol Data Units) on all the...
User Manual
Page 53
... a number of eSupport features including Product Registration, Repair Services, and Service Request. Value-added services like 3Com ExpressSM and GuardianSM can include 24x7 telephone technical support, software upgrades, onsite assistance or advance hardware replacement. Access Software Downloads Software Updates are enabled through product registration. Warranty and other service benefits available to you. Register your...
... a number of eSupport features including Product Registration, Repair Services, and Service Request. Value-added services like 3Com ExpressSM and GuardianSM can include 24x7 telephone technical support, software upgrades, onsite assistance or advance hardware replacement. Access Software Downloads Software Updates are enabled through product registration. Warranty and other service benefits available to you. Register your...
User Manual
Page 54
... YOUR PRODUCT Updates you must first register your product on the 3Com Web site at the sender's expense. Products sent to 3Com, without authorization numbers clearly marked on the 3Com Web site at www.3com.com/ Software Upgrades are the software releases that follow the software version included with your reseller. To access these services for your...
... YOUR PRODUCT Updates you must first register your product on the 3Com Web site at the sender's expense. Products sent to 3Com, without authorization numbers clearly marked on the 3Com Web site at www.3com.com/ Software Upgrades are the software releases that follow the software version included with your reseller. To access these services for your...
User Manual
Page 64
..., Intel and Digital Equipment Corporation. Ethernet A LAN specification developed jointly by the EIA/TIA-568 standard. Windows 95, Windows 98 and Windows NT 4.0 contain software that assigns IP addresses to use CSMA/CD to transmit packets at speeds of Twisted Pair (TP) cabling defined by the EIA/TIA-568-B standard... the desktop PC that runs on your network. Category 3 Cables One of five grades of Twisted Pair (TP) cabling defined by the DHCP server software that is voice grade cable and can transmit data at a rate of 10 Mbps and 100 Mbps over a variety of up to 10 Mbps. ...
..., Intel and Digital Equipment Corporation. Ethernet A LAN specification developed jointly by the EIA/TIA-568 standard. Windows 95, Windows 98 and Windows NT 4.0 contain software that assigns IP addresses to use CSMA/CD to transmit packets at speeds of Twisted Pair (TP) cabling defined by the EIA/TIA-568-B standard... the desktop PC that runs on your network. Category 3 Cables One of five grades of Twisted Pair (TP) cabling defined by the DHCP server software that is voice grade cable and can transmit data at a rate of 10 Mbps and 100 Mbps over a variety of up to 10 Mbps. ...