Maintenance• Basic Reset, on page 1• Voice Quality Monitoring, on page 3• Voice Quality Reporting, on page 5• Cisco IP Phone Cleaning, on page 6• View Phone Information, on page 6• Reboot Reasons, on page 6• Phone Behavior During Times of Network Congestion, on page 8Basic ResetPerforming a basic reset of a Cisco IP Phone provides a way to recover when the phone experiences an error.The reset provides a way to reset or restore various configuration and security settings.When you set up emergency calls, the phone requests an updated location whenever a person performs aphone restart.NoteThe following table describes the ways to perform a basic reset. You can reset a phone with any of theseoperations after the phone has started up. Choose the operation that is applicable for your situation.Table 1: Basic Reset MethodsExplanationActionOperationResets any user and network setupchanges that you have made, to thepreviously saved settings that thephone has not written to its flashmemory. The phone then restarts.Press Applications and chooseAdmin Settings > Restart.Restart phoneRestores the phone configurationor settings to factory default.To reset settings, pressApplications and chooseAdmin Settings > Factory Reset.Reset settingsMaintenance1