When using prio 1-7, the message signaling is call based and a ringtone can be used to signal the message. The messaging server can define which ringtone should be played. The server can use the following 4 ringtone options. Which ringtone is used, can be changed via the handset menu by the user. - Open handset menu: Settings - Audio settings - Ringtones (Handset) - Melodies

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