Dial *111# on your device.
Or
Visit your nearest Vodacom Centre
An automated SMS notificaton that informs you of calls missed while your phone was unavailable.
This service informs you of the following:
The calls you missed while your phone was not available (i.e. while switched off or out of coverage)
Frequency of the missed calls and time at which they were missed (i.e. if you missed a call from one number 10 times, it will show as missed 10 times)