4-14 TroubleshootingThis chapter lists some issues that you may encounter while installing, using, and managing the switch,with suggested courses of corrective action to take.If you encounter an issue that is not listed here and you cannot solve it, check the 3ComKnowledgebase at http://knowledgebase.3com.com.before contacting your local technical supportrepresentative.Resetting to Factory DefaultsIf the switch does not operate normally or if the firmware becomes corrupted, you can reset the switch tofactory defaults.z Resetting the switch to factory defaults erases all your settings. You will need to reconfigure theswitch after you reset it.z The switch will perform automatic IP configuration after you reset it. See Configuring IP Address formore information.To reset the switch to its factory defaults by the following ways:z Web interfaceAccessing the Web interface, and then pressing the “RESET” on the Initialize tab of the Administrationmenu. After you click “Initialize all information”, a confirmation message appears, Click OK to confirm.z CLIUsing the restore command through the Console Port (See CLI Reference Guide).Forgotten PasswordIf you forget the password to the Web interface after you set it, you can regain access by the followingways:.Reset the switchSee Resetting to Factory Defaults for instructions.After resetting the switch, log on to the Web interface using the default admin account settings:z User name: adminz Password: blank (no password)
