Yealink SIP-T2 SERIES Administrator's Manual page 791

Parameters
Description:
Delete all custom ring tone files.
Example:
ringtone.delete = http://localhost/all
Web User Interface:
None
Phone User Interface:
None
To upload a custom ring tone via web user interface:
1. Click on Settings->Preference.
2. In the Upload Ringtone field, click Browse to locate a ring tone file (the file format
must be *.wav) from your local system.
3. Click Upload to upload the file.
The custom ring tone appears in the pull-down list of Ring Type.
To change the ring tone for the phone via web user interface:
1. Click on Settings->Preference.
Permitted Values
Configuring Audio Features
Default
769