Customizing Your Phone312. Click Browse to locate a ring tone file (the file format must be *.wav) from your localsystem.3. Click Upload to upload the file.NoteThis section provides the operating instructions for managing contacts. Topics include: Directory Local Directory Blacklist Remote Phone BookDirectory provides easy access to frequently used lists. The lists may contain LocalDirectory, History, Remote Phone Book and LDAP.To configure the directory via web user interface:1. Click on Directory->Setting.2. In the Directory block, select the desired list from the Disabled column and thenclick .The selected list appears in the Enabled column.3. Repeat step 2 to add more lists to the Enabled column.All custom ring tone files must be no greater than 100KB.Custom ring tones for your phone can be uploaded via web user interface only.