AASTRA 6700i series, 9143, 9480i, 9480i CT SIP Administrator Guide EN - Manual (Page 699)

8-6 41-001343-01 Rev 03, Release 3.2.2
Restarting the Phone Using the Aastra Web UI
Aastra Web UI
1 Click on Operation->Reset->Phone.
2 Click to restart the phone.