Aastra Telecom SIP 57I - Manual (Page 74)

Administrator Level Options
3-16 41-001160-00, Release 2.1, Rev 04
IP Phone Administrator Guide
Administrator Options
Settings Factory Defaults Using the Aastra Web UI
Aastra Web UI
Step Action
1 Click on Operation->Reset->Current Settings.
2 In the "Restore to Factory Defaults" field, click .
This restores all factory defaults, and removes any saved configuration and directory list files.