3Com 2816-SFP Plus (3C16485), DUA 1648-5AAA02 manual Configuration, Upgrade

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Any network users who are currently accessing the Internet will have their access interrupted while the restart takes place, and they may need to reboot their computers when the restart has completed and the Switch is operational again.

Configuration

Figure 23 Configuration Screen

Select the Configuration tab to display the Configuration screen (Figure 23).

Click BACKUP to save the current configurations of the Switch. You will be prompted to download and save a file to disk.

If you want to reinstate the configuration settings previously saved to a file, scroll down the web page and click Browse to

locate the backup file on your computer, and then RESTORE to copy the configuration back to the Switch.

For security purposes, restoring the configuration does not change the password.

If you want to reset the settings on your Switch to those that were loaded at the factory, click RESET. You will lose all your configuration changes. The Switch LAN IP address will revert to the default IP address 169.254.x.y. (using the process described in “Automatic Process” on page 19). You may need to restart your computer to re-establish communication with the Switch.

Upgrade

The Upgrade facility allows you to install on the Switch any new releases of system software that 3Com may make available.

The newer version of software can be downloaded via HTTP and once copied to the Switch; the Switch will restart and apply the newer system software version.

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Contents DUA1648-5AAA02 3Com Baseline Switch 2816-SFP Plus 3C16485 User GuideUnited States Government Legends Contents Technical Support Using DiscoveryAbout this Guide Naming ConventionConventions Feedback about this User Guide Product RegistrationPddtechpubscomments@3com.com Introduction Baseline Switch 2816-SFP PlusPackage Contents Front Panel Features HOW to USE the Baseline Switch 2816-SFP PlusFront and Rear Panels RJ-45 10/100/1000 PortsSFP Ports Link/Activity Status LEDsStatus Meaning Rear Panel Features Page Positioning the Switch Installation RecommendationsPower Supply Power UpSpot Checks Connecting to a Network DeviceSFP Operation Approved SFP TransceiversAppropriate Gigabit Ethernet connection Removing an SFP TransceiverPage Mounting KIT Instructions IntroductionRack Mounting the Units Page How Your Switch Obtains IP Information Automatic IP ConfigurationHow Automatic IP Configuration Works Automatic ProcessSwitch repeats until an unused IP address is found Navigating Through the Switch Configuration Pages Switch ConfigurationMain Menu Option TabsFan Status Summary ScreenIP Settings PasswordBasic Port Configuration Screen Port ConfigurationVLANs Advanced Port Configuration ScreenDesktop Vlan Configuration Example Vlan Configuration ExamplesUplink Vlan Configuration Example Delete VLANs Create VLANsMembership VLANs Modify VLANsGuidelines for creating Trunks TrunkingTrunking Membership Screen Traffic Monitoring System ToolsRestart Upgrade ConfigurationTaking place Spanning Tree Screen Spanning TreePriority Level Traffic Type 802.1p Prioritization802.1p Prioritization screen SupportPage Using Discovery Windows Installation 95/98/XP/2000/2003 Server/NTRunning the Discovery Application Discovered Switch All ports appear to show continual activity Problem SolvingFirmware image has become corrupted Fail Safe Mode ScreenIf the problem persists Page Power Cord Set Safety InformationLinformation DE Sécurité Importante France et Pérou uniquementCordon électrique Wichtige Sicherheitsinformationen Page Related Standards Technical InformationEnvironmental PhysicalPage Purchase Value-Added Services Purchase Value-Added Services Contact UsTechnical Support Asia, Pacific Rim Telephone Technical Support and Repair Telephone Technical Support and RepairLatin America Telephone Technical Support and Repair US and Canada Telephone Technical Support and Repair Glossary Category 6 Cables Category 5e CablesClient EthernetIeee 802.1p Ieee 802.1QIeee 802.3ad IP AddressMAC Address SwitchNetwork PingTrunking Traffic MonitoringPage Numbers IndexConfiguring Configuration example 25 create a Delete a 28 modify a Page Regulatory Notices Part Number DUA1648-5AAA02 Published September