AudioCodes C450HD - Viewing Error Messages Displayed in the Phone Screen; Table 10-2: Error Messages Displayed in the Phone Screen

Administrator's Manual 10. Diagnosing Problems & Troubleshooting
Version 3.4.3 179 400HD Series IP Phones
10.3 Viewing Error Messages Displayed in the Phone
Screen
The table below shows the error messages that may be viewed on the phone.
Table 10-2: Error Messages Displayed in the Phone Screen
Message Description
LAN Link failure The LAN link is disconnected.
Registration failure Received error or no response from the SIP proxy
Note:
• With both errors, the 'ringer' LED remains red until the error is fixed.
• While the error message is displayed, the user can`t dial or initiate a call.